--- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1511,6 +1511,10 @@ source "net/Kconfig" source "drivers/Kconfig" +if ARCH_OMAP +source "drivers/cbus/Kconfig" +endif + source "fs/Kconfig" source "arch/arm/Kconfig.debug" --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -107,7 +107,7 @@ static struct resource smc91x_resources[ .flags = IORESOURCE_MEM, }, [1] = { - .start = INT_730_MPU_EXT_NIRQ, + .start = INT_7XX_MPU_EXT_NIRQ, .end = 0, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, }, @@ -196,8 +196,8 @@ static struct platform_device smc91x_dev static struct resource kp_resources[] = { [0] = { - .start = INT_730_MPUIO_KEYPAD, - .end = INT_730_MPUIO_KEYPAD, + .start = INT_7XX_MPUIO_KEYPAD, + .end = INT_7XX_MPUIO_KEYPAD, .flags = IORESOURCE_IRQ, }, }; @@ -309,7 +309,7 @@ static void __init omap_fsample_map_io(v /* * Hold GSM Reset until needed */ - omap_writew(omap_readw(OMAP730_DSP_M_CTL) & ~1, OMAP730_DSP_M_CTL); + omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); /* * UARTs -> done automagically by 8250 driver @@ -320,21 +320,21 @@ static void __init omap_fsample_map_io(v */ /* Flash: CS0 timings setup */ - omap_writel(0x0000fff3, OMAP730_FLASH_CFG_0); - omap_writel(0x00000088, OMAP730_FLASH_ACFG_0); + omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); + omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); /* * Ethernet support through the debug board * CS1 timings setup */ - omap_writel(0x0000fff3, OMAP730_FLASH_CFG_1); - omap_writel(0x00000000, OMAP730_FLASH_ACFG_1); + omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); + omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); /* * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, * It is used as the Ethernet controller interrupt */ - omap_writel(omap_readl(OMAP730_IO_CONF_9) & 0x1FFFFFFF, OMAP730_IO_CONF_9); + omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, OMAP7XX_IO_CONF_9); } MACHINE_START(OMAP_FSAMPLE, "OMAP730 F-Sample") --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -74,7 +74,7 @@ static struct resource smc91x_resources[ .flags = IORESOURCE_MEM, }, [1] = { - .start = INT_730_MPU_EXT_NIRQ, + .start = INT_7XX_MPU_EXT_NIRQ, .end = 0, .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE, }, @@ -163,8 +163,8 @@ static struct platform_device smc91x_dev static struct resource kp_resources[] = { [0] = { - .start = INT_730_MPUIO_KEYPAD, - .end = INT_730_MPUIO_KEYPAD, + .start = INT_7XX_MPUIO_KEYPAD, + .end = INT_7XX_MPUIO_KEYPAD, .flags = IORESOURCE_IRQ, }, }; @@ -270,7 +270,7 @@ static void __init omap_perseus2_map_io( /* * Hold GSM Reset until needed */ - omap_writew(omap_readw(OMAP730_DSP_M_CTL) & ~1, OMAP730_DSP_M_CTL); + omap_writew(omap_readw(OMAP7XX_DSP_M_CTL) & ~1, OMAP7XX_DSP_M_CTL); /* * UARTs -> done automagically by 8250 driver @@ -281,21 +281,21 @@ static void __init omap_perseus2_map_io( */ /* Flash: CS0 timings setup */ - omap_writel(0x0000fff3, OMAP730_FLASH_CFG_0); - omap_writel(0x00000088, OMAP730_FLASH_ACFG_0); + omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_0); + omap_writel(0x00000088, OMAP7XX_FLASH_ACFG_0); /* * Ethernet support through the debug board * CS1 timings setup */ - omap_writel(0x0000fff3, OMAP730_FLASH_CFG_1); - omap_writel(0x00000000, OMAP730_FLASH_ACFG_1); + omap_writel(0x0000fff3, OMAP7XX_FLASH_CFG_1); + omap_writel(0x00000000, OMAP7XX_FLASH_ACFG_1); /* * Configure MPU_EXT_NIRQ IO in IO_CONF9 register, * It is used as the Ethernet controller interrupt */ - omap_writel(omap_readl(OMAP730_IO_CONF_9) & 0x1FFFFFFF, OMAP730_IO_CONF_9); + omap_writel(omap_readl(OMAP7XX_IO_CONF_9) & 0x1FFFFFFF, OMAP7XX_IO_CONF_9); } MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2") --- a/arch/arm/mach-omap1/clock.c +++ b/arch/arm/mach-omap1/clock.c @@ -69,13 +69,13 @@ struct omap_clk { } #define CK_310 (1 << 0) -#define CK_730 (1 << 1) +#define CK_7XX (1 << 1) #define CK_1510 (1 << 2) #define CK_16XX (1 << 3) static struct omap_clk omap_clks[] = { /* non-ULPD clocks */ - CLK(NULL, "ck_ref", &ck_ref, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "ck_ref", &ck_ref, CK_16XX | CK_1510 | CK_310 | CK_7XX), CLK(NULL, "ck_dpll1", &ck_dpll1, CK_16XX | CK_1510 | CK_310), /* CK_GEN1 clocks */ CLK(NULL, "ck_dpll1out", &ck_dpll1out.clk, CK_16XX), @@ -83,7 +83,7 @@ static struct omap_clk omap_clks[] = { CLK(NULL, "arm_ck", &arm_ck, CK_16XX | CK_1510 | CK_310), CLK(NULL, "armper_ck", &armper_ck.clk, CK_16XX | CK_1510 | CK_310), CLK(NULL, "arm_gpio_ck", &arm_gpio_ck, CK_1510 | CK_310), - CLK(NULL, "armxor_ck", &armxor_ck.clk, CK_16XX | CK_1510 | CK_310), + CLK(NULL, "armxor_ck", &armxor_ck.clk, CK_16XX | CK_1510 | CK_310 | CK_7XX), CLK(NULL, "armtim_ck", &armtim_ck.clk, CK_16XX | CK_1510 | CK_310), CLK("omap_wdt", "fck", &armwdt_ck.clk, CK_16XX | CK_1510 | CK_310), CLK("omap_wdt", "ick", &armper_ck.clk, CK_16XX), @@ -97,7 +97,7 @@ static struct omap_clk omap_clks[] = { CLK(NULL, "dspxor_ck", &dspxor_ck, CK_16XX | CK_1510 | CK_310), CLK(NULL, "dsptim_ck", &dsptim_ck, CK_16XX | CK_1510 | CK_310), /* CK_GEN3 clocks */ - CLK(NULL, "tc_ck", &tc_ck.clk, CK_16XX | CK_1510 | CK_310 | CK_730), + CLK(NULL, "tc_ck", &tc_ck.clk, CK_16XX | CK_1510 | CK_310 | CK_7XX), CLK(NULL, "tipb_ck", &tipb_ck, CK_1510 | CK_310), CLK(NULL, "l3_ocpi_ck", &l3_ocpi_ck, CK_16XX), CLK(NULL, "tc1_ck", &tc1_ck, CK_16XX), @@ -108,7 +108,7 @@ static struct omap_clk omap_clks[] = { CLK(NULL, "lb_ck", &lb_ck.clk, CK_1510 | CK_310), CLK(NULL, "rhea1_ck", &rhea1_ck, CK_16XX), CLK(NULL, "rhea2_ck", &rhea2_ck, CK_16XX), - CLK(NULL, "lcd_ck", &lcd_ck_16xx, CK_16XX | CK_730), + CLK(NULL, "lcd_ck", &lcd_ck_16xx, CK_16XX | CK_7XX), CLK(NULL, "lcd_ck", &lcd_ck_1510.clk, CK_1510 | CK_310), /* ULPD clocks */ CLK(NULL, "uart1_ck", &uart1_1510, CK_1510 | CK_310), @@ -398,7 +398,7 @@ static int omap1_select_table_rate(struc * Reprogramming the DPLL is tricky, it must be done from SRAM. * (on 730, bit 13 must always be 1) */ - if (cpu_is_omap730()) + if (cpu_is_omap7xx()) omap_sram_reprogram_clock(ptr->dpllctl_val, ptr->ckctl_val | 0x2000); else omap_sram_reprogram_clock(ptr->dpllctl_val, ptr->ckctl_val); @@ -783,8 +783,8 @@ int __init omap1_clk_init(void) cpu_mask |= CK_16XX; if (cpu_is_omap1510()) cpu_mask |= CK_1510; - if (cpu_is_omap730()) - cpu_mask |= CK_730; + if (cpu_is_omap7xx()) + cpu_mask |= CK_7XX; if (cpu_is_omap310()) cpu_mask |= CK_310; @@ -800,7 +800,7 @@ int __init omap1_clk_init(void) crystal_type = info->system_clock_type; } -#if defined(CONFIG_ARCH_OMAP730) +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) ck_ref.rate = 13000000; #elif defined(CONFIG_ARCH_OMAP16XX) if (crystal_type == 2) @@ -847,7 +847,7 @@ int __init omap1_clk_init(void) printk(KERN_ERR "System frequencies not set. Check your config.\n"); /* Guess sane values (60MHz) */ omap_writew(0x2290, DPLL_CTL); - omap_writew(cpu_is_omap730() ? 0x3005 : 0x1005, ARM_CKCTL); + omap_writew(cpu_is_omap7xx() ? 0x3005 : 0x1005, ARM_CKCTL); ck_dpll1.rate = 60000000; } #endif @@ -862,7 +862,7 @@ int __init omap1_clk_init(void) #if defined(CONFIG_MACH_OMAP_PERSEUS2) || defined(CONFIG_MACH_OMAP_FSAMPLE) /* Select slicer output as OMAP input clock */ - omap_writew(omap_readw(OMAP730_PCC_UPLD_CTRL) & ~0x1, OMAP730_PCC_UPLD_CTRL); + omap_writew(omap_readw(OMAP7XX_PCC_UPLD_CTRL) & ~0x1, OMAP7XX_PCC_UPLD_CTRL); #endif /* Amstrad Delta wants BCLK high when inactive */ @@ -873,7 +873,7 @@ int __init omap1_clk_init(void) /* Turn off DSP and ARM_TIMXO. Make sure ARM_INTHCK is not divided */ /* (on 730, bit 13 must not be cleared) */ - if (cpu_is_omap730()) + if (cpu_is_omap7xx()) omap_writew(omap_readw(ARM_CKCTL) & 0x2fff, ARM_CKCTL); else omap_writew(omap_readw(ARM_CKCTL) & 0x0fff, ARM_CKCTL); --- a/arch/arm/mach-omap1/io.c +++ b/arch/arm/mach-omap1/io.c @@ -36,33 +36,17 @@ static struct map_desc omap_io_desc[] __ } }; -#ifdef CONFIG_ARCH_OMAP730 -static struct map_desc omap730_io_desc[] __initdata = { +#if defined (CONFIG_ARCH_OMAP730) || defined (CONFIG_ARCH_OMAP850) +static struct map_desc omap7xx_io_desc[] __initdata = { { - .virtual = OMAP730_DSP_BASE, - .pfn = __phys_to_pfn(OMAP730_DSP_START), - .length = OMAP730_DSP_SIZE, + .virtual = OMAP7XX_DSP_BASE, + .pfn = __phys_to_pfn(OMAP7XX_DSP_START), + .length = OMAP7XX_DSP_SIZE, .type = MT_DEVICE }, { - .virtual = OMAP730_DSPREG_BASE, - .pfn = __phys_to_pfn(OMAP730_DSPREG_START), - .length = OMAP730_DSPREG_SIZE, - .type = MT_DEVICE - } -}; -#endif - -#ifdef CONFIG_ARCH_OMAP850 -static struct map_desc omap850_io_desc[] __initdata = { - { - .virtual = OMAP850_DSP_BASE, - .pfn = __phys_to_pfn(OMAP850_DSP_START), - .length = OMAP850_DSP_SIZE, - .type = MT_DEVICE - }, { - .virtual = OMAP850_DSPREG_BASE, - .pfn = __phys_to_pfn(OMAP850_DSPREG_START), - .length = OMAP850_DSPREG_SIZE, + .virtual = OMAP7XX_DSPREG_BASE, + .pfn = __phys_to_pfn(OMAP7XX_DSPREG_START), + .length = OMAP7XX_DSPREG_SIZE, .type = MT_DEVICE } }; @@ -120,18 +104,11 @@ void __init omap1_map_common_io(void) */ omap_check_revision(); -#ifdef CONFIG_ARCH_OMAP730 - if (cpu_is_omap730()) { - iotable_init(omap730_io_desc, ARRAY_SIZE(omap730_io_desc)); - } -#endif - -#ifdef CONFIG_ARCH_OMAP850 - if (cpu_is_omap850()) { - iotable_init(omap850_io_desc, ARRAY_SIZE(omap850_io_desc)); +#if defined (CONFIG_ARCH_OMAP730) || defined (CONFIG_ARCH_OMAP850) + if (cpu_is_omap7xx()) { + iotable_init(omap7xx_io_desc, ARRAY_SIZE(omap7xx_io_desc)); } #endif - #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap15xx()) { iotable_init(omap1510_io_desc, ARRAY_SIZE(omap1510_io_desc)); --- a/arch/arm/mach-omap1/irq.c +++ b/arch/arm/mach-omap1/irq.c @@ -137,16 +137,8 @@ static void omap_irq_set_cfg(int irq, in irq_bank_writel(val, bank, offset); } -#ifdef CONFIG_ARCH_OMAP730 -static struct omap_irq_bank omap730_irq_banks[] = { - { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3f8e22f }, - { .base_reg = OMAP_IH2_BASE, .trigger_map = 0xfdb9c1f2 }, - { .base_reg = OMAP_IH2_BASE + 0x100, .trigger_map = 0x800040f3 }, -}; -#endif - -#ifdef CONFIG_ARCH_OMAP850 -static struct omap_irq_bank omap850_irq_banks[] = { +#if defined (CONFIG_ARCH_OMAP730) || defined (CONFIG_ARCH_OMAP850) +static struct omap_irq_bank omap7xx_irq_banks[] = { { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3f8e22f }, { .base_reg = OMAP_IH2_BASE, .trigger_map = 0xfdb9c1f2 }, { .base_reg = OMAP_IH2_BASE + 0x100, .trigger_map = 0x800040f3 }, @@ -186,16 +178,10 @@ void __init omap_init_irq(void) { int i, j; -#ifdef CONFIG_ARCH_OMAP730 - if (cpu_is_omap730()) { - irq_banks = omap730_irq_banks; - irq_bank_count = ARRAY_SIZE(omap730_irq_banks); - } -#endif -#ifdef CONFIG_ARCH_OMAP850 - if (cpu_is_omap850()) { - irq_banks = omap850_irq_banks; - irq_bank_count = ARRAY_SIZE(omap850_irq_banks); +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + if (cpu_is_omap7xx()) { + irq_banks = omap7xx_irq_banks; + irq_bank_count = ARRAY_SIZE(omap7xx_irq_banks); } #endif #ifdef CONFIG_ARCH_OMAP15XX @@ -247,10 +233,8 @@ void __init omap_init_irq(void) /* Unmask level 2 handler */ - if (cpu_is_omap730()) - omap_unmask_irq(INT_730_IH2_IRQ); - else if (cpu_is_omap850()) - omap_unmask_irq(INT_850_IH2_IRQ); + if (cpu_is_omap7xx()) + omap_unmask_irq(INT_7XX_IH2_IRQ); else if (cpu_is_omap15xx()) omap_unmask_irq(INT_1510_IH2_IRQ); else if (cpu_is_omap16xx()) --- a/arch/arm/mach-omap1/mcbsp.c +++ b/arch/arm/mach-omap1/mcbsp.c @@ -79,29 +79,29 @@ static struct omap_mcbsp_ops omap1_mcbsp .free = omap1_mcbsp_free, }; -#ifdef CONFIG_ARCH_OMAP730 -static struct omap_mcbsp_platform_data omap730_mcbsp_pdata[] = { +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) +static struct omap_mcbsp_platform_data omap7xx_mcbsp_pdata[] = { { - .phys_base = OMAP730_MCBSP1_BASE, + .phys_base = OMAP7XX_MCBSP1_BASE, .dma_rx_sync = OMAP_DMA_MCBSP1_RX, .dma_tx_sync = OMAP_DMA_MCBSP1_TX, - .rx_irq = INT_730_McBSP1RX, - .tx_irq = INT_730_McBSP1TX, + .rx_irq = INT_7XX_McBSP1RX, + .tx_irq = INT_7XX_McBSP1TX, .ops = &omap1_mcbsp_ops, }, { - .phys_base = OMAP730_MCBSP2_BASE, + .phys_base = OMAP7XX_MCBSP2_BASE, .dma_rx_sync = OMAP_DMA_MCBSP3_RX, .dma_tx_sync = OMAP_DMA_MCBSP3_TX, - .rx_irq = INT_730_McBSP2RX, - .tx_irq = INT_730_McBSP2TX, + .rx_irq = INT_7XX_McBSP2RX, + .tx_irq = INT_7XX_McBSP2TX, .ops = &omap1_mcbsp_ops, }, }; -#define OMAP730_MCBSP_PDATA_SZ ARRAY_SIZE(omap730_mcbsp_pdata) +#define OMAP7XX_MCBSP_PDATA_SZ ARRAY_SIZE(omap7xx_mcbsp_pdata) #else -#define omap730_mcbsp_pdata NULL -#define OMAP730_MCBSP_PDATA_SZ 0 +#define omap7xx_mcbsp_pdata NULL +#define OMAP7XX_MCBSP_PDATA_SZ 0 #endif #ifdef CONFIG_ARCH_OMAP15XX @@ -172,8 +172,8 @@ static struct omap_mcbsp_platform_data o int __init omap1_mcbsp_init(void) { - if (cpu_is_omap730()) - omap_mcbsp_count = OMAP730_MCBSP_PDATA_SZ; + if (cpu_is_omap7xx()) + omap_mcbsp_count = OMAP7XX_MCBSP_PDATA_SZ; if (cpu_is_omap15xx()) omap_mcbsp_count = OMAP15XX_MCBSP_PDATA_SZ; if (cpu_is_omap16xx()) @@ -184,9 +184,9 @@ int __init omap1_mcbsp_init(void) if (!mcbsp_ptr) return -ENOMEM; - if (cpu_is_omap730()) - omap_mcbsp_register_board_cfg(omap730_mcbsp_pdata, - OMAP730_MCBSP_PDATA_SZ); + if (cpu_is_omap7xx()) + omap_mcbsp_register_board_cfg(omap7xx_mcbsp_pdata, + OMAP7XX_MCBSP_PDATA_SZ); if (cpu_is_omap15xx()) omap_mcbsp_register_board_cfg(omap15xx_mcbsp_pdata, --- a/arch/arm/mach-omap1/mux.c +++ b/arch/arm/mach-omap1/mux.c @@ -35,47 +35,28 @@ static struct omap_mux_cfg arch_mux_cfg; -#ifdef CONFIG_ARCH_OMAP730 -static struct pin_config __initdata_or_module omap730_pins[] = { -MUX_CFG_730("E2_730_KBR0", 12, 21, 0, 20, 1, 0) -MUX_CFG_730("J7_730_KBR1", 12, 25, 0, 24, 1, 0) -MUX_CFG_730("E1_730_KBR2", 12, 29, 0, 28, 1, 0) -MUX_CFG_730("F3_730_KBR3", 13, 1, 0, 0, 1, 0) -MUX_CFG_730("D2_730_KBR4", 13, 5, 0, 4, 1, 0) -MUX_CFG_730("C2_730_KBC0", 13, 9, 0, 8, 1, 0) -MUX_CFG_730("D3_730_KBC1", 13, 13, 0, 12, 1, 0) -MUX_CFG_730("E4_730_KBC2", 13, 17, 0, 16, 1, 0) -MUX_CFG_730("F4_730_KBC3", 13, 21, 0, 20, 1, 0) -MUX_CFG_730("E3_730_KBC4", 13, 25, 0, 24, 1, 0) - -MUX_CFG_730("AA17_730_USB_DM", 2, 21, 0, 20, 0, 0) -MUX_CFG_730("W16_730_USB_PU_EN", 2, 25, 0, 24, 0, 0) -MUX_CFG_730("W17_730_USB_VBUSI", 2, 29, 0, 28, 0, 0) +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) +static struct pin_config __initdata_or_module omap7xx_pins[] = { +MUX_CFG_7XX("E2_7XX_KBR0", 12, 21, 0, 20, 1, 0) +MUX_CFG_7XX("J7_7XX_KBR1", 12, 25, 0, 24, 1, 0) +MUX_CFG_7XX("E1_7XX_KBR2", 12, 29, 0, 28, 1, 0) +MUX_CFG_7XX("F3_7XX_KBR3", 13, 1, 0, 0, 1, 0) +MUX_CFG_7XX("D2_7XX_KBR4", 13, 5, 0, 4, 1, 0) +MUX_CFG_7XX("C2_7XX_KBC0", 13, 9, 0, 8, 1, 0) +MUX_CFG_7XX("D3_7XX_KBC1", 13, 13, 0, 12, 1, 0) +MUX_CFG_7XX("E4_7XX_KBC2", 13, 17, 0, 16, 1, 0) +MUX_CFG_7XX("F4_7XX_KBC3", 13, 21, 0, 20, 1, 0) +MUX_CFG_7XX("E3_7XX_KBC4", 13, 25, 0, 24, 1, 0) + +MUX_CFG_7XX("AA17_7XX_USB_DM", 2, 21, 0, 20, 0, 0) +MUX_CFG_7XX("W16_7XX_USB_PU_EN", 2, 25, 0, 24, 0, 0) +MUX_CFG_7XX("W17_7XX_USB_VBUSI", 2, 29, 0, 28, 0, 0) }; -#define OMAP730_PINS_SZ ARRAY_SIZE(omap730_pins) +#define OMAP7XX_PINS_SZ ARRAY_SIZE(omap7xx_pins) #else -#define omap730_pins NULL -#define OMAP730_PINS_SZ 0 -#endif /* CONFIG_ARCH_OMAP730 */ - -#ifdef CONFIG_ARCH_OMAP850 -struct pin_config __initdata_or_module omap850_pins[] = { -MUX_CFG_850("E2_850_KBR0", 12, 21, 0, 20, 1, 0) -MUX_CFG_850("J7_850_KBR1", 12, 25, 0, 24, 1, 0) -MUX_CFG_850("E1_850_KBR2", 12, 29, 0, 28, 1, 0) -MUX_CFG_850("F3_850_KBR3", 13, 1, 0, 0, 1, 0) -MUX_CFG_850("D2_850_KBR4", 13, 5, 0, 4, 1, 0) -MUX_CFG_850("C2_850_KBC0", 13, 9, 0, 8, 1, 0) -MUX_CFG_850("D3_850_KBC1", 13, 13, 0, 12, 1, 0) -MUX_CFG_850("E4_850_KBC2", 13, 17, 0, 16, 1, 0) -MUX_CFG_850("F4_850_KBC3", 13, 21, 0, 20, 1, 0) -MUX_CFG_850("E3_850_KBC4", 13, 25, 0, 24, 1, 0) - -MUX_CFG_850("AA17_850_USB_DM", 2, 21, 0, 20, 0, 0) -MUX_CFG_850("W16_850_USB_PU_EN", 2, 25, 0, 24, 0, 0) -MUX_CFG_850("W17_850_USB_VBUSI", 2, 29, 0, 28, 0, 0) -}; -#endif +#define omap7xx_pins NULL +#define OMAP7XX_PINS_SZ 0 +#endif /* CONFIG_ARCH_OMAP730 || CONFIG_ARCH_OMAP850 */ #if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX) static struct pin_config __initdata_or_module omap1xxx_pins[] = { @@ -438,11 +419,6 @@ int __init_or_module omap1_cfg_reg(const printk(" %s (0x%08x) = 0x%08x -> 0x%08x\n", cfg->pull_name, cfg->pull_reg, pull_orig, pull); } - -#ifdef CONFIG_ARCH_OMAP850 - omap_mux_register(omap850_pins, ARRAY_SIZE(omap850_pins)); -#endif - #endif #ifdef CONFIG_OMAP_MUX_ERRORS @@ -454,9 +430,9 @@ int __init_or_module omap1_cfg_reg(const int __init omap1_mux_init(void) { - if (cpu_is_omap730()) { - arch_mux_cfg.pins = omap730_pins; - arch_mux_cfg.size = OMAP730_PINS_SZ; + if (cpu_is_omap7xx()) { + arch_mux_cfg.pins = omap7xx_pins; + arch_mux_cfg.size = OMAP7XX_PINS_SZ; arch_mux_cfg.cfg_reg = omap1_cfg_reg; } --- a/arch/arm/mach-omap1/pm.c +++ b/arch/arm/mach-omap1/pm.c @@ -62,7 +62,7 @@ static unsigned int arm_sleep_save[ARM_SLEEP_SAVE_SIZE]; static unsigned short dsp_sleep_save[DSP_SLEEP_SAVE_SIZE]; static unsigned short ulpd_sleep_save[ULPD_SLEEP_SAVE_SIZE]; -static unsigned int mpui730_sleep_save[MPUI730_SLEEP_SAVE_SIZE]; +static unsigned int mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_SIZE]; static unsigned int mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_SIZE]; static unsigned int mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_SIZE]; @@ -183,9 +183,9 @@ static void omap_pm_wakeup_setup(void) * drivers must still separately call omap_set_gpio_wakeup() to * wake up to a GPIO interrupt. */ - if (cpu_is_omap730()) - level1_wake = OMAP_IRQ_BIT(INT_730_GPIO_BANK1) | - OMAP_IRQ_BIT(INT_730_IH2_IRQ); + if (cpu_is_omap7xx()) + level1_wake = OMAP_IRQ_BIT(INT_7XX_GPIO_BANK1) | + OMAP_IRQ_BIT(INT_7XX_IH2_IRQ); else if (cpu_is_omap15xx()) level1_wake = OMAP_IRQ_BIT(INT_GPIO_BANK1) | OMAP_IRQ_BIT(INT_1510_IH2_IRQ); @@ -195,10 +195,10 @@ static void omap_pm_wakeup_setup(void) omap_writel(~level1_wake, OMAP_IH1_MIR); - if (cpu_is_omap730()) { + if (cpu_is_omap7xx()) { omap_writel(~level2_wake, OMAP_IH2_0_MIR); - omap_writel(~(OMAP_IRQ_BIT(INT_730_WAKE_UP_REQ) | - OMAP_IRQ_BIT(INT_730_MPUIO_KEYPAD)), + omap_writel(~(OMAP_IRQ_BIT(INT_7XX_WAKE_UP_REQ) | + OMAP_IRQ_BIT(INT_7XX_MPUIO_KEYPAD)), OMAP_IH2_1_MIR); } else if (cpu_is_omap15xx()) { level2_wake |= OMAP_IRQ_BIT(INT_KEYBOARD); @@ -253,15 +253,15 @@ void omap1_pm_suspend(void) * Save interrupt, MPUI, ARM and UPLD control registers. */ - if (cpu_is_omap730()) { - MPUI730_SAVE(OMAP_IH1_MIR); - MPUI730_SAVE(OMAP_IH2_0_MIR); - MPUI730_SAVE(OMAP_IH2_1_MIR); - MPUI730_SAVE(MPUI_CTRL); - MPUI730_SAVE(MPUI_DSP_BOOT_CONFIG); - MPUI730_SAVE(MPUI_DSP_API_CONFIG); - MPUI730_SAVE(EMIFS_CONFIG); - MPUI730_SAVE(EMIFF_SDRAM_CONFIG); + if (cpu_is_omap7xx()) { + MPUI7XX_SAVE(OMAP_IH1_MIR); + MPUI7XX_SAVE(OMAP_IH2_0_MIR); + MPUI7XX_SAVE(OMAP_IH2_1_MIR); + MPUI7XX_SAVE(MPUI_CTRL); + MPUI7XX_SAVE(MPUI_DSP_BOOT_CONFIG); + MPUI7XX_SAVE(MPUI_DSP_API_CONFIG); + MPUI7XX_SAVE(EMIFS_CONFIG); + MPUI7XX_SAVE(EMIFF_SDRAM_CONFIG); } else if (cpu_is_omap15xx()) { MPUI1510_SAVE(OMAP_IH1_MIR); @@ -306,7 +306,7 @@ void omap1_pm_suspend(void) omap_writew(omap_readw(ARM_RSTCT1) & ~(1 << DSP_EN), ARM_RSTCT1); /* shut down dsp_ck */ - if (!cpu_is_omap730()) + if (!cpu_is_omap7xx()) omap_writew(omap_readw(ARM_CKCTL) & ~(1 << EN_DSPCK), ARM_CKCTL); /* temporarily enabling api_ck to access DSP registers */ @@ -383,12 +383,12 @@ void omap1_pm_suspend(void) ULPD_RESTORE(ULPD_CLOCK_CTRL); ULPD_RESTORE(ULPD_STATUS_REQ); - if (cpu_is_omap730()) { - MPUI730_RESTORE(EMIFS_CONFIG); - MPUI730_RESTORE(EMIFF_SDRAM_CONFIG); - MPUI730_RESTORE(OMAP_IH1_MIR); - MPUI730_RESTORE(OMAP_IH2_0_MIR); - MPUI730_RESTORE(OMAP_IH2_1_MIR); + if (cpu_is_omap7xx()) { + MPUI7XX_RESTORE(EMIFS_CONFIG); + MPUI7XX_RESTORE(EMIFF_SDRAM_CONFIG); + MPUI7XX_RESTORE(OMAP_IH1_MIR); + MPUI7XX_RESTORE(OMAP_IH2_0_MIR); + MPUI7XX_RESTORE(OMAP_IH2_1_MIR); } else if (cpu_is_omap15xx()) { MPUI1510_RESTORE(MPUI_CTRL); MPUI1510_RESTORE(MPUI_DSP_BOOT_CONFIG); @@ -461,13 +461,13 @@ static int omap_pm_read_proc( ULPD_SAVE(ULPD_DPLL_CTRL); ULPD_SAVE(ULPD_POWER_CTRL); - if (cpu_is_omap730()) { - MPUI730_SAVE(MPUI_CTRL); - MPUI730_SAVE(MPUI_DSP_STATUS); - MPUI730_SAVE(MPUI_DSP_BOOT_CONFIG); - MPUI730_SAVE(MPUI_DSP_API_CONFIG); - MPUI730_SAVE(EMIFF_SDRAM_CONFIG); - MPUI730_SAVE(EMIFS_CONFIG); + if (cpu_is_omap7xx()) { + MPUI7XX_SAVE(MPUI_CTRL); + MPUI7XX_SAVE(MPUI_DSP_STATUS); + MPUI7XX_SAVE(MPUI_DSP_BOOT_CONFIG); + MPUI7XX_SAVE(MPUI_DSP_API_CONFIG); + MPUI7XX_SAVE(EMIFF_SDRAM_CONFIG); + MPUI7XX_SAVE(EMIFS_CONFIG); } else if (cpu_is_omap15xx()) { MPUI1510_SAVE(MPUI_CTRL); MPUI1510_SAVE(MPUI_DSP_STATUS); @@ -517,20 +517,20 @@ static int omap_pm_read_proc( ULPD_SHOW(ULPD_STATUS_REQ), ULPD_SHOW(ULPD_POWER_CTRL)); - if (cpu_is_omap730()) { + if (cpu_is_omap7xx()) { my_buffer_offset += sprintf(my_base + my_buffer_offset, - "MPUI730_CTRL_REG 0x%-8x \n" - "MPUI730_DSP_STATUS_REG: 0x%-8x \n" - "MPUI730_DSP_BOOT_CONFIG_REG: 0x%-8x \n" - "MPUI730_DSP_API_CONFIG_REG: 0x%-8x \n" - "MPUI730_SDRAM_CONFIG_REG: 0x%-8x \n" - "MPUI730_EMIFS_CONFIG_REG: 0x%-8x \n", - MPUI730_SHOW(MPUI_CTRL), - MPUI730_SHOW(MPUI_DSP_STATUS), - MPUI730_SHOW(MPUI_DSP_BOOT_CONFIG), - MPUI730_SHOW(MPUI_DSP_API_CONFIG), - MPUI730_SHOW(EMIFF_SDRAM_CONFIG), - MPUI730_SHOW(EMIFS_CONFIG)); + "MPUI7XX_CTRL_REG 0x%-8x \n" + "MPUI7XX_DSP_STATUS_REG: 0x%-8x \n" + "MPUI7XX_DSP_BOOT_CONFIG_REG: 0x%-8x \n" + "MPUI7XX_DSP_API_CONFIG_REG: 0x%-8x \n" + "MPUI7XX_SDRAM_CONFIG_REG: 0x%-8x \n" + "MPUI7XX_EMIFS_CONFIG_REG: 0x%-8x \n", + MPUI7XX_SHOW(MPUI_CTRL), + MPUI7XX_SHOW(MPUI_DSP_STATUS), + MPUI7XX_SHOW(MPUI_DSP_BOOT_CONFIG), + MPUI7XX_SHOW(MPUI_DSP_API_CONFIG), + MPUI7XX_SHOW(EMIFF_SDRAM_CONFIG), + MPUI7XX_SHOW(EMIFS_CONFIG)); } else if (cpu_is_omap15xx()) { my_buffer_offset += sprintf(my_base + my_buffer_offset, "MPUI1510_CTRL_REG 0x%-8x \n" @@ -668,9 +668,9 @@ static int __init omap_pm_init(void) * These routines need to be in SRAM as that's the only * memory the MPU can see when it wakes up. */ - if (cpu_is_omap730()) { - omap_sram_suspend = omap_sram_push(omap730_cpu_suspend, - omap730_cpu_suspend_sz); + if (cpu_is_omap7xx()) { + omap_sram_suspend = omap_sram_push(omap7xx_cpu_suspend, + omap7xx_cpu_suspend_sz); } else if (cpu_is_omap15xx()) { omap_sram_suspend = omap_sram_push(omap1510_cpu_suspend, omap1510_cpu_suspend_sz); @@ -686,8 +686,8 @@ static int __init omap_pm_init(void) pm_idle = omap1_pm_idle; - if (cpu_is_omap730()) - setup_irq(INT_730_WAKE_UP_REQ, &omap_wakeup_irq); + if (cpu_is_omap7xx()) + setup_irq(INT_7XX_WAKE_UP_REQ, &omap_wakeup_irq); else if (cpu_is_omap16xx()) setup_irq(INT_1610_WAKE_UP_REQ, &omap_wakeup_irq); @@ -700,8 +700,8 @@ static int __init omap_pm_init(void) omap_writew(ULPD_POWER_CTRL_REG_VAL, ULPD_POWER_CTRL); /* Configure IDLECT3 */ - if (cpu_is_omap730()) - omap_writel(OMAP730_IDLECT3_VAL, OMAP730_IDLECT3); + if (cpu_is_omap7xx()) + omap_writel(OMAP7XX_IDLECT3_VAL, OMAP7XX_IDLECT3); else if (cpu_is_omap16xx()) omap_writel(OMAP1610_IDLECT3_VAL, OMAP1610_IDLECT3); --- a/arch/arm/mach-omap1/pm.h +++ b/arch/arm/mach-omap1/pm.h @@ -98,13 +98,14 @@ #define OMAP1610_IDLECT3 0xfffece24 #define OMAP1610_IDLE_LOOP_REQUEST 0x0400 -#define OMAP730_IDLECT1_SLEEP_VAL 0x16c7 -#define OMAP730_IDLECT2_SLEEP_VAL 0x09c7 -#define OMAP730_IDLECT3_VAL 0x3f -#define OMAP730_IDLECT3 0xfffece24 -#define OMAP730_IDLE_LOOP_REQUEST 0x0C00 +#define OMAP7XX_IDLECT1_SLEEP_VAL 0x16c7 +#define OMAP7XX_IDLECT2_SLEEP_VAL 0x09c7 +#define OMAP7XX_IDLECT3_VAL 0x3f +#define OMAP7XX_IDLECT3 0xfffece24 +#define OMAP7XX_IDLE_LOOP_REQUEST 0x0C00 #if !defined(CONFIG_ARCH_OMAP730) && \ + !defined(CONFIG_ARCH_OMAP850) && \ !defined(CONFIG_ARCH_OMAP15XX) && \ !defined(CONFIG_ARCH_OMAP16XX) #warning "Power management for this processor not implemented yet" @@ -122,17 +123,17 @@ extern void allow_idle_sleep(void); extern void omap1_pm_idle(void); extern void omap1_pm_suspend(void); -extern void omap730_cpu_suspend(unsigned short, unsigned short); +extern void omap7xx_cpu_suspend(unsigned short, unsigned short); extern void omap1510_cpu_suspend(unsigned short, unsigned short); extern void omap1610_cpu_suspend(unsigned short, unsigned short); -extern void omap730_idle_loop_suspend(void); +extern void omap7xx_idle_loop_suspend(void); extern void omap1510_idle_loop_suspend(void); extern void omap1610_idle_loop_suspend(void); -extern unsigned int omap730_cpu_suspend_sz; +extern unsigned int omap7xx_cpu_suspend_sz; extern unsigned int omap1510_cpu_suspend_sz; extern unsigned int omap1610_cpu_suspend_sz; -extern unsigned int omap730_idle_loop_suspend_sz; +extern unsigned int omap7xx_idle_loop_suspend_sz; extern unsigned int omap1510_idle_loop_suspend_sz; extern unsigned int omap1610_idle_loop_suspend_sz; @@ -155,9 +156,9 @@ extern void omap_serial_wake_trigger(int #define ULPD_RESTORE(x) omap_writew((ulpd_sleep_save[ULPD_SLEEP_SAVE_##x]), (x)) #define ULPD_SHOW(x) ulpd_sleep_save[ULPD_SLEEP_SAVE_##x] -#define MPUI730_SAVE(x) mpui730_sleep_save[MPUI730_SLEEP_SAVE_##x] = omap_readl(x) -#define MPUI730_RESTORE(x) omap_writel((mpui730_sleep_save[MPUI730_SLEEP_SAVE_##x]), (x)) -#define MPUI730_SHOW(x) mpui730_sleep_save[MPUI730_SLEEP_SAVE_##x] +#define MPUI7XX_SAVE(x) mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_##x] = omap_readl(x) +#define MPUI7XX_RESTORE(x) omap_writel((mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_##x]), (x)) +#define MPUI7XX_SHOW(x) mpui7xx_sleep_save[MPUI7XX_SLEEP_SAVE_##x] #define MPUI1510_SAVE(x) mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_##x] = omap_readl(x) #define MPUI1510_RESTORE(x) omap_writel((mpui1510_sleep_save[MPUI1510_SLEEP_SAVE_##x]), (x)) @@ -232,24 +233,24 @@ enum mpui1510_save_state { #endif }; -enum mpui730_save_state { - MPUI730_SLEEP_SAVE_START = 0, +enum mpui7xx_save_state { + MPUI7XX_SLEEP_SAVE_START = 0, /* * MPUI registers 32 bits */ - MPUI730_SLEEP_SAVE_MPUI_CTRL, - MPUI730_SLEEP_SAVE_MPUI_DSP_BOOT_CONFIG, - MPUI730_SLEEP_SAVE_MPUI_DSP_API_CONFIG, - MPUI730_SLEEP_SAVE_MPUI_DSP_STATUS, - MPUI730_SLEEP_SAVE_EMIFF_SDRAM_CONFIG, - MPUI730_SLEEP_SAVE_EMIFS_CONFIG, - MPUI730_SLEEP_SAVE_OMAP_IH1_MIR, - MPUI730_SLEEP_SAVE_OMAP_IH2_0_MIR, - MPUI730_SLEEP_SAVE_OMAP_IH2_1_MIR, -#if defined(CONFIG_ARCH_OMAP730) - MPUI730_SLEEP_SAVE_SIZE + MPUI7XX_SLEEP_SAVE_MPUI_CTRL, + MPUI7XX_SLEEP_SAVE_MPUI_DSP_BOOT_CONFIG, + MPUI7XX_SLEEP_SAVE_MPUI_DSP_API_CONFIG, + MPUI7XX_SLEEP_SAVE_MPUI_DSP_STATUS, + MPUI7XX_SLEEP_SAVE_EMIFF_SDRAM_CONFIG, + MPUI7XX_SLEEP_SAVE_EMIFS_CONFIG, + MPUI7XX_SLEEP_SAVE_OMAP_IH1_MIR, + MPUI7XX_SLEEP_SAVE_OMAP_IH2_0_MIR, + MPUI7XX_SLEEP_SAVE_OMAP_IH2_1_MIR, +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + MPUI7XX_SLEEP_SAVE_SIZE #else - MPUI730_SLEEP_SAVE_SIZE = 0 + MPUI7XX_SLEEP_SAVE_SIZE = 0 #endif }; --- a/arch/arm/mach-omap1/serial.c +++ b/arch/arm/mach-omap1/serial.c @@ -64,7 +64,6 @@ static void __init omap_serial_reset(str static struct plat_serial8250_port serial_platform_data[] = { { - .membase = OMAP1_IO_ADDRESS(OMAP_UART1_BASE), .mapbase = OMAP_UART1_BASE, .irq = INT_UART1, .flags = UPF_BOOT_AUTOCONF, @@ -73,7 +72,6 @@ static struct plat_serial8250_port seria .uartclk = OMAP16XX_BASE_BAUD * 16, }, { - .membase = OMAP1_IO_ADDRESS(OMAP_UART2_BASE), .mapbase = OMAP_UART2_BASE, .irq = INT_UART2, .flags = UPF_BOOT_AUTOCONF, @@ -82,7 +80,6 @@ static struct plat_serial8250_port seria .uartclk = OMAP16XX_BASE_BAUD * 16, }, { - .membase = OMAP1_IO_ADDRESS(OMAP_UART3_BASE), .mapbase = OMAP_UART3_BASE, .irq = INT_UART3, .flags = UPF_BOOT_AUTOCONF, @@ -90,7 +87,6 @@ static struct plat_serial8250_port seria .regshift = 2, .uartclk = OMAP16XX_BASE_BAUD * 16, }, - { }, }; static struct platform_device serial_device = { @@ -110,18 +106,11 @@ void __init omap_serial_init(void) { int i; - if (cpu_is_omap730()) { + if (cpu_is_omap7xx()) { serial_platform_data[0].regshift = 0; serial_platform_data[1].regshift = 0; - serial_platform_data[0].irq = INT_730_UART_MODEM_1; - serial_platform_data[1].irq = INT_730_UART_MODEM_IRDA_2; - } - - if (cpu_is_omap850()) { - serial_platform_data[0].regshift = 0; - serial_platform_data[1].regshift = 0; - serial_platform_data[0].irq = INT_850_UART_MODEM_1; - serial_platform_data[1].irq = INT_850_UART_MODEM_IRDA_2; + serial_platform_data[0].irq = INT_7XX_UART_MODEM_1; + serial_platform_data[1].irq = INT_7XX_UART_MODEM_IRDA_2; } if (cpu_is_omap15xx()) { --- a/arch/arm/mach-omap1/sleep.S +++ b/arch/arm/mach-omap1/sleep.S @@ -1,7 +1,7 @@ /* * linux/arch/arm/mach-omap1/sleep.S * - * Low-level OMAP730/1510/1610 sleep/wakeUp support + * Low-level OMAP7XX/1510/1610 sleep/wakeUp support * * Initial SA1110 code: * Copyright (c) 2001 Cliff Brake <cbrake@accelent.com> @@ -57,8 +57,8 @@ * */ -#if defined(CONFIG_ARCH_OMAP730) -ENTRY(omap730_cpu_suspend) +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) +ENTRY(omap7xx_cpu_suspend) @ save registers on stack stmfd sp!, {r0 - r12, lr} @@ -91,13 +91,13 @@ ENTRY(omap730_cpu_suspend) @ turn off clock domains @ do not disable PERCK (0x04) - mov r5, #OMAP730_IDLECT2_SLEEP_VAL & 0xff - orr r5, r5, #OMAP730_IDLECT2_SLEEP_VAL & 0xff00 + mov r5, #OMAP7XX_IDLECT2_SLEEP_VAL & 0xff + orr r5, r5, #OMAP7XX_IDLECT2_SLEEP_VAL & 0xff00 strh r5, [r4, #ARM_IDLECT2_ASM_OFFSET & 0xff] @ request ARM idle - mov r3, #OMAP730_IDLECT1_SLEEP_VAL & 0xff - orr r3, r3, #OMAP730_IDLECT1_SLEEP_VAL & 0xff00 + mov r3, #OMAP7XX_IDLECT1_SLEEP_VAL & 0xff + orr r3, r3, #OMAP7XX_IDLECT1_SLEEP_VAL & 0xff00 strh r3, [r4, #ARM_IDLECT1_ASM_OFFSET & 0xff] @ disable instruction cache @@ -113,7 +113,7 @@ ENTRY(omap730_cpu_suspend) mov r2, #0 mcr p15, 0, r2, c7, c0, 4 @ wait for interrupt /* - * omap730_cpu_suspend()'s resume point. + * omap7xx_cpu_suspend()'s resume point. * * It will just start executing here, so we'll restore stuff from the * stack. @@ -132,9 +132,9 @@ ENTRY(omap730_cpu_suspend) @ restore regs and return ldmfd sp!, {r0 - r12, pc} -ENTRY(omap730_cpu_suspend_sz) - .word . - omap730_cpu_suspend -#endif /* CONFIG_ARCH_OMAP730 */ +ENTRY(omap7xx_cpu_suspend_sz) + .word . - omap7xx_cpu_suspend +#endif /* CONFIG_ARCH_OMAP730 || CONFIG_ARCH_OMAP850 */ #ifdef CONFIG_ARCH_OMAP15XX ENTRY(omap1510_cpu_suspend) --- a/arch/arm/mach-omap2/Makefile +++ b/arch/arm/mach-omap2/Makefile @@ -80,6 +80,7 @@ obj-$(CONFIG_MACH_OMAP_4430SDP) += boar # Platform specific device init code obj-y += usb-musb.o obj-$(CONFIG_MACH_OMAP2_TUSB6010) += usb-tusb6010.o +obj-y += usb-ehci.o onenand-$(CONFIG_MTD_ONENAND_OMAP2) := gpmc-onenand.o obj-y += $(onenand-m) $(onenand-y) --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -221,7 +221,7 @@ static void __init omap_2430sdp_map_io(v MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board") /* Maintainer: Syed Khasim - Texas Instruments Inc */ .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap_2430sdp_map_io, .init_irq = omap_2430sdp_init_irq, --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -618,6 +618,18 @@ static void enable_board_wakeup_source(v omap_cfg_reg(AF26_34XX_SYS_NIRQ); /* T2 interrupt line (keypad) */ } +static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { + + .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY, + .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY, + .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, + + .phy_reset = true, + .reset_gpio_port[0] = 57, + .reset_gpio_port[1] = 61, + .reset_gpio_port[2] = -EINVAL +}; + static void __init omap_3430sdp_init(void) { omap3430_i2c_init(); @@ -635,6 +647,7 @@ static void __init omap_3430sdp_init(voi board_smc91x_init(); sdp3430_display_init(); enable_board_wakeup_source(); + usb_ehci_init(&ehci_pdata); } static void __init omap_3430sdp_map_io(void) @@ -646,7 +659,7 @@ static void __init omap_3430sdp_map_io(v MACHINE_START(OMAP_3430SDP, "OMAP3430 3430SDP board") /* Maintainer: Syed Khasim - Texas Instruments Inc */ .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap_3430sdp_map_io, .init_irq = omap_3430sdp_init_irq, --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -52,8 +52,17 @@ static struct omap_board_config_kernel s static void __init gic_init_irq(void) { - gic_dist_init(0, OMAP2_IO_ADDRESS(OMAP44XX_GIC_DIST_BASE), 29); - gic_cpu_init(0, OMAP2_IO_ADDRESS(OMAP44XX_GIC_CPU_BASE)); + void __iomem *base; + + /* Static mapping, never released */ + base = ioremap(OMAP44XX_GIC_DIST_BASE, SZ_4K); + BUG_ON(!base); + gic_dist_init(0, base, 29); + + /* Static mapping, never released */ + base = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_256); + BUG_ON(!base); + gic_cpu_init(0, OMAP44XX_GIC_CPU_BASE); } static void __init omap_4430sdp_init_irq(void) @@ -84,7 +93,7 @@ static void __init omap_4430sdp_map_io(v MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board") /* Maintainer: Santosh Shilimkar - Texas Instruments Inc */ .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap_4430sdp_map_io, .init_irq = omap_4430sdp_init_irq, --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -333,7 +333,7 @@ static void __init omap_apollon_map_io(v MACHINE_START(OMAP_APOLLON, "OMAP24xx Apollon") /* Maintainer: Kyungmin Park <kyungmin.park@samsung.com> */ .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap_apollon_map_io, .init_irq = omap_apollon_init_irq, --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -56,7 +56,7 @@ static void __init omap_generic_map_io(v MACHINE_START(OMAP_GENERIC, "Generic OMAP24xx") /* Maintainer: Paul Mundt <paul.mundt@nokia.com> */ .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap_generic_map_io, .init_irq = omap_generic_init_irq, --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -376,7 +376,7 @@ static void __init omap_h4_map_io(void) MACHINE_START(OMAP_H4, "OMAP2420 H4 board") /* Maintainer: Paul Mundt <paul.mundt@nokia.com> */ .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap_h4_map_io, .init_irq = omap_h4_init_irq, --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -399,7 +399,7 @@ static void __init omap_ldp_map_io(void) MACHINE_START(OMAP_LDP, "OMAP LDP board") .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap_ldp_map_io, .init_irq = omap_ldp_init_irq, --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -121,7 +121,7 @@ static void __init n8x0_init_machine(voi MACHINE_START(NOKIA_N800, "Nokia N800") .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = n8x0_map_io, .init_irq = n8x0_init_irq, @@ -131,7 +131,7 @@ MACHINE_END MACHINE_START(NOKIA_N810, "Nokia N810") .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = n8x0_map_io, .init_irq = n8x0_init_irq, @@ -141,7 +141,7 @@ MACHINE_END MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = n8x0_map_io, .init_irq = n8x0_init_irq, --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -400,6 +400,18 @@ static void __init omap3beagle_flash_ini } } +static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { + + .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY, + .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY, + .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, + + .phy_reset = true, + .reset_gpio_port[0] = -EINVAL, + .reset_gpio_port[1] = 147, + .reset_gpio_port[2] = -EINVAL +}; + static void __init omap3_beagle_init(void) { omap3_beagle_i2c_init(); @@ -413,6 +425,7 @@ static void __init omap3_beagle_init(voi gpio_direction_output(170, true); usb_musb_init(); + usb_ehci_init(&ehci_pdata); omap3beagle_flash_init(); /* Ensure SDRC pins are mux'd for self-refresh */ @@ -429,7 +442,7 @@ static void __init omap3_beagle_map_io(v MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board") /* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */ .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap3_beagle_map_io, .init_irq = omap3_beagle_init_irq, --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -297,6 +297,18 @@ static struct platform_device *omap3_evm &omap3evm_smc911x_device, }; +static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { + + .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN, + .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY, + .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, + + .phy_reset = true, + .reset_gpio_port[0] = -EINVAL, + .reset_gpio_port[1] = 135, + .reset_gpio_port[2] = -EINVAL +}; + static void __init omap3_evm_init(void) { omap3_evm_i2c_init(); @@ -312,6 +324,9 @@ static void __init omap3_evm_init(void) usb_nop_xceiv_register(); #endif usb_musb_init(); + /* Setup EHCI phy reset padconfig */ + omap_cfg_reg(AF4_34XX_GPIO135_OUT); + usb_ehci_init(&ehci_pdata); ads7846_dev_init(); } @@ -324,7 +339,7 @@ static void __init omap3_evm_map_io(void MACHINE_START(OMAP3EVM, "OMAP3 EVM") /* Maintainer: Syed Mohammed Khasim - Texas Instruments */ .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap3_evm_map_io, .init_irq = omap3_evm_init_irq, --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -387,6 +387,18 @@ static struct platform_device *omap3pand &pandora_keys_gpio, }; +static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { + + .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY, + .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN, + .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, + + .phy_reset = true, + .reset_gpio_port[0] = 16, + .reset_gpio_port[1] = -EINVAL, + .reset_gpio_port[2] = -EINVAL +}; + static void __init omap3pandora_init(void) { omap3pandora_i2c_init(); @@ -396,6 +408,7 @@ static void __init omap3pandora_init(voi spi_register_board_info(omap3pandora_spi_board_info, ARRAY_SIZE(omap3pandora_spi_board_info)); omap3pandora_ads7846_init(); + usb_ehci_init(&ehci_pdata); pandora_keys_gpio_init(); usb_musb_init(); @@ -412,7 +425,7 @@ static void __init omap3pandora_map_io(v MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console") .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap3pandora_map_io, .init_irq = omap3pandora_init_irq, --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -384,6 +384,18 @@ static struct platform_device *overo_dev &overo_lcd_device, }; +static struct ehci_hcd_omap_platform_data ehci_pdata __initconst = { + .port_mode[0] = EHCI_HCD_OMAP_MODE_UNKNOWN, + .port_mode[1] = EHCI_HCD_OMAP_MODE_PHY, + .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN, + + .phy_reset = true, + .reset_gpio_port[0] = -EINVAL, + .reset_gpio_port[1] = OVERO_GPIO_USBH_NRESET, + .reset_gpio_port[2] = -EINVAL +}; + + static void __init overo_init(void) { overo_i2c_init(); @@ -391,6 +403,7 @@ static void __init overo_init(void) omap_serial_init(); overo_flash_init(); usb_musb_init(); + usb_ehci_init(&ehci_pdata); overo_ads7846_init(); overo_init_smsc911x(); @@ -433,14 +446,6 @@ static void __init overo_init(void) else printk(KERN_ERR "could not obtain gpio for " "OVERO_GPIO_USBH_CPEN\n"); - - if ((gpio_request(OVERO_GPIO_USBH_NRESET, - "OVERO_GPIO_USBH_NRESET") == 0) && - (gpio_direction_output(OVERO_GPIO_USBH_NRESET, 1) == 0)) - gpio_export(OVERO_GPIO_USBH_NRESET, 0); - else - printk(KERN_ERR "could not obtain gpio for " - "OVERO_GPIO_USBH_NRESET\n"); } static void __init overo_map_io(void) @@ -451,7 +456,7 @@ static void __init overo_map_io(void) MACHINE_START(OVERO, "Gumstix Overo") .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = overo_map_io, .init_irq = overo_init_irq, --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -84,7 +84,7 @@ static void __init rx51_map_io(void) MACHINE_START(NOKIA_RX51, "Nokia RX-51 board") /* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */ .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = rx51_map_io, .init_irq = rx51_init_irq, --- a/arch/arm/mach-omap2/board-zoom2.c +++ b/arch/arm/mach-omap2/board-zoom2.c @@ -282,7 +282,7 @@ static void __init omap_zoom2_map_io(voi MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board") .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, + .io_pg_offst = ((0xfa000000) >> 18) & 0xfffc, .boot_params = 0x80000100, .map_io = omap_zoom2_map_io, .init_irq = omap_zoom2_init_irq, --- a/arch/arm/mach-omap2/cm.h +++ b/arch/arm/mach-omap2/cm.h @@ -17,11 +17,11 @@ #include "prcm-common.h" #define OMAP2420_CM_REGADDR(module, reg) \ - OMAP2_IO_ADDRESS(OMAP2420_CM_BASE + (module) + (reg)) + OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE + (module) + (reg)) #define OMAP2430_CM_REGADDR(module, reg) \ - OMAP2_IO_ADDRESS(OMAP2430_CM_BASE + (module) + (reg)) + OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE + (module) + (reg)) #define OMAP34XX_CM_REGADDR(module, reg) \ - OMAP2_IO_ADDRESS(OMAP3430_CM_BASE + (module) + (reg)) + OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE + (module) + (reg)) /* * Architecture-specific global CM registers --- a/arch/arm/mach-omap2/id.c +++ b/arch/arm/mach-omap2/id.c @@ -28,6 +28,7 @@ static struct omap_chip_id omap_chip; static unsigned int omap_revision; +u32 omap3_features; unsigned int omap_rev(void) { @@ -155,12 +156,37 @@ void __init omap24xx_check_revision(void pr_info("\n"); } -void __init omap34xx_check_revision(void) +#define OMAP3_CHECK_FEATURE(status,feat) \ + if (((status & OMAP3_ ##feat## _MASK) \ + >> OMAP3_ ##feat## _SHIFT) != FEAT_ ##feat## _NONE) { \ + omap3_features |= OMAP3_HAS_ ##feat; \ + } + +void __init omap3_check_features(void) +{ + u32 status; + + omap3_features = 0; + + status = omap_ctrl_readl(OMAP3_CONTROL_OMAP_STATUS); + + OMAP3_CHECK_FEATURE(status, L2CACHE); + OMAP3_CHECK_FEATURE(status, IVA); + OMAP3_CHECK_FEATURE(status, SGX); + OMAP3_CHECK_FEATURE(status, NEON); + OMAP3_CHECK_FEATURE(status, ISP); + + /* + * TODO: Get additional info (where applicable) + * e.g. Size of L2 cache. + */ +} + +void __init omap3_check_revision(void) { u32 cpuid, idcode; u16 hawkeye; u8 rev; - char *rev_name = "ES1.0"; /* * We cannot access revision registers on ES1.0. @@ -170,7 +196,7 @@ void __init omap34xx_check_revision(void cpuid = read_cpuid(CPUID_ID); if ((((cpuid >> 4) & 0xfff) == 0xc08) && ((cpuid & 0xf) == 0x0)) { omap_revision = OMAP3430_REV_ES1_0; - goto out; + return; } /* @@ -183,33 +209,111 @@ void __init omap34xx_check_revision(void hawkeye = (idcode >> 12) & 0xffff; rev = (idcode >> 28) & 0xff; - if (hawkeye == 0xb7ae) { + switch (hawkeye) { + case 0xb7ae: + /* Handle 34xx/35xx devices */ switch (rev) { - case 0: + case 0: /* Take care of early samples */ + case 1: omap_revision = OMAP3430_REV_ES2_0; - rev_name = "ES2.0"; break; case 2: omap_revision = OMAP3430_REV_ES2_1; - rev_name = "ES2.1"; break; case 3: omap_revision = OMAP3430_REV_ES3_0; - rev_name = "ES3.0"; break; case 4: omap_revision = OMAP3430_REV_ES3_1; - rev_name = "ES3.1"; break; default: /* Use the latest known revision as default */ omap_revision = OMAP3430_REV_ES3_1; - rev_name = "Unknown revision\n"; } + break; + case 0xb891: + /* Handle 36xx devices */ + switch (rev) { + case 0: + omap_revision = OMAP3630_REV_ES1_0; + break; + default: + /* Use the latest known revision as default */ + omap_revision = OMAP3630_REV_ES1_0; + } + break; + default: + /* Unknown default to latest silicon rev as default*/ + omap_revision = OMAP3630_REV_ES1_0; } +} -out: - pr_info("OMAP%04x %s\n", omap_rev() >> 16, rev_name); +#define OMAP3_SHOW_FEATURE(feat) \ + if (omap3_has_ ##feat()) { \ + pr_info (" - "#feat" : Y"); \ + } else { \ + pr_info (" - "#feat" : N"); \ + } + +void __init omap3_cpuinfo(void) +{ + u8 rev = GET_OMAP_REVISION(); + char cpu_name[16], cpu_rev[16]; + + /* OMAP3430 and OMAP3530 are assumed to be same. + * + * OMAP3525, OMAP3515 and OMAP3503 can be detected only based + * on available features. Upon detection, update the CPU id + * and CPU class bits. + */ + if (cpu_is_omap3630()) + strcpy(cpu_name, "3630"); + else if (omap3_has_iva() && omap3_has_sgx()) + strcpy(cpu_name, "3430/3530"); + else if (omap3_has_sgx()) { + omap_revision = OMAP3525_REV(rev); + strcpy(cpu_name, "3525"); + } + else if (omap3_has_iva()) { + omap_revision = OMAP3515_REV(rev); + strcpy(cpu_name, "3515"); + } + else { + omap_revision = OMAP3503_REV(rev); + strcpy(cpu_name, "3503"); + } + + switch (rev) { + case OMAP_REVBITS_00: + strcpy(cpu_rev, "1.0"); + break; + case OMAP_REVBITS_10: + strcpy(cpu_rev, "2.0"); + break; + case OMAP_REVBITS_20: + strcpy(cpu_rev, "2.1"); + break; + case OMAP_REVBITS_30: + strcpy(cpu_rev, "3.0"); + break; + case OMAP_REVBITS_40: + strcpy(cpu_rev, "3.1"); + break; + default: + /* Use the latest known revision as default */ + strcpy(cpu_rev, "3.1"); + } + + /* + * Print verbose information + */ + pr_info("OMAP%s ES%s\n", cpu_name, cpu_rev); + + OMAP3_SHOW_FEATURE(l2cache); + OMAP3_SHOW_FEATURE(iva); + OMAP3_SHOW_FEATURE(sgx); + OMAP3_SHOW_FEATURE(neon); + OMAP3_SHOW_FEATURE(isp); } /* @@ -223,8 +327,11 @@ void __init omap2_check_revision(void) */ if (cpu_is_omap24xx()) omap24xx_check_revision(); - else if (cpu_is_omap34xx()) - omap34xx_check_revision(); + else if (cpu_is_omap34xx()) { + omap3_check_features(); + omap3_check_revision(); + omap3_cpuinfo(); + } else if (cpu_is_omap44xx()) { printk(KERN_INFO "FIXME: CPU revision = OMAP4430\n"); return; --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -204,6 +204,24 @@ static struct map_desc omap44xx_io_desc[ .type = MT_DEVICE, }, { + .virtual = OMAP44XX_EMIF1_VIRT, + .pfn = __phys_to_pfn(OMAP44XX_EMIF1_PHYS), + .length = OMAP44XX_EMIF1_SIZE, + .type = MT_DEVICE, + }, + { + .virtual = OMAP44XX_EMIF2_VIRT, + .pfn = __phys_to_pfn(OMAP44XX_EMIF2_PHYS), + .length = OMAP44XX_EMIF2_SIZE, + .type = MT_DEVICE, + }, + { + .virtual = OMAP44XX_DMM_VIRT, + .pfn = __phys_to_pfn(OMAP44XX_DMM_PHYS), + .length = OMAP44XX_DMM_SIZE, + .type = MT_DEVICE, + }, + { .virtual = L4_PER_44XX_VIRT, .pfn = __phys_to_pfn(L4_PER_44XX_PHYS), .length = L4_PER_44XX_SIZE, --- a/arch/arm/mach-omap2/irq.c +++ b/arch/arm/mach-omap2/irq.c @@ -178,12 +178,20 @@ void __init omap_init_irq(void) int i; for (i = 0; i < ARRAY_SIZE(irq_banks); i++) { + unsigned long base; struct omap_irq_bank *bank = irq_banks + i; if (cpu_is_omap24xx()) - bank->base_reg = OMAP2_IO_ADDRESS(OMAP24XX_IC_BASE); + base = OMAP24XX_IC_BASE; else if (cpu_is_omap34xx()) - bank->base_reg = OMAP2_IO_ADDRESS(OMAP34XX_IC_BASE); + base = OMAP34XX_IC_BASE; + + /* Static mapping, never released */ + bank->base_reg = ioremap(base, SZ_4K); + if (!bank->base_reg) { + printk(KERN_ERR "Could not ioremap irq bank%i\n", i); + continue; + } omap_irq_bank_init_one(bank); --- a/arch/arm/mach-omap2/omap-smp.c +++ b/arch/arm/mach-omap2/omap-smp.c @@ -26,11 +26,11 @@ #include <mach/hardware.h> /* Registers used for communicating startup information */ -#define OMAP4_AUXCOREBOOT_REG0 (OMAP44XX_VA_WKUPGEN_BASE + 0x800) -#define OMAP4_AUXCOREBOOT_REG1 (OMAP44XX_VA_WKUPGEN_BASE + 0x804) +static void __iomem *omap4_auxcoreboot_reg0; +static void __iomem *omap4_auxcoreboot_reg1; /* SCU base address */ -static void __iomem *scu_base = OMAP44XX_VA_SCU_BASE; +static void __iomem *scu_base; /* * Use SCU config register to count number of cores @@ -46,6 +46,8 @@ static DEFINE_SPINLOCK(boot_lock); void __cpuinit platform_secondary_init(unsigned int cpu) { + void __iomem *gic_cpu_base; + trace_hardirqs_off(); /* @@ -54,7 +56,10 @@ void __cpuinit platform_secondary_init(u * for us: do so */ - gic_cpu_init(0, OMAP2_IO_ADDRESS(OMAP44XX_GIC_CPU_BASE)); + /* Static mapping, never released */ + gic_cpu_base = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_256); + BUG_ON(!gic_cpu_base); + gic_cpu_init(0, gic_cpu_base); /* * Synchronise with the boot thread. @@ -79,7 +84,7 @@ int __cpuinit boot_secondary(unsigned in * the AuxCoreBoot1 register is updated with cpu state * A barrier is added to ensure that write buffer is drained */ - __raw_writel(cpu, OMAP4_AUXCOREBOOT_REG1); + __raw_writel(cpu, omap4_auxcoreboot_reg1); smp_wmb(); timeout = jiffies + (1 * HZ); @@ -104,7 +109,7 @@ static void __init wakeup_secondary(void * A barrier is added to ensure that write buffer is drained */ __raw_writel(virt_to_phys(omap_secondary_startup), \ - OMAP4_AUXCOREBOOT_REG0); + omap4_auxcoreboot_reg0); smp_wmb(); /* @@ -130,6 +135,7 @@ void __init smp_prepare_cpus(unsigned in { unsigned int ncores = get_core_count(); unsigned int cpu = smp_processor_id(); + void __iomem *omap4_wkupgen_base; int i; /* sanity check */ @@ -161,6 +167,16 @@ void __init smp_prepare_cpus(unsigned in for (i = 0; i < max_cpus; i++) set_cpu_present(i, true); + /* Never released */ + omap4_wkupgen_base = ioremap(OMAP44XX_WKUPGEN_BASE, SZ_4K); + BUG_ON(!omap4_wkupgen_base); + omap4_auxcoreboot_reg0 = omap4_wkupgen_base + 0x800; + omap4_auxcoreboot_reg0 = omap4_wkupgen_base + 0x804; + + /* Never released */ + scu_base = ioremap(OMAP44XX_GIC_CPU_BASE, SZ_256); + BUG_ON(!scu_base); + if (max_cpus > 1) { /* * Enable the local timer or broadcast device for the --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -496,6 +496,7 @@ static void __iomem *_find_mpu_rt_base(s struct omap_hwmod_addr_space *mem; int i; int found = 0; + void __iomem *va_start; if (!oh || oh->slaves_cnt == 0) return NULL; @@ -509,16 +510,20 @@ static void __iomem *_find_mpu_rt_base(s } } - /* XXX use ioremap() instead? */ - - if (found) + if (found) { + va_start = ioremap(mem->pa_start, mem->pa_end - mem->pa_start); + if (!va_start) { + pr_err("omap_hwmod: %s: Could not ioremap\n", oh->name); + return NULL; + } pr_debug("omap_hwmod: %s: MPU register target at va %p\n", - oh->name, OMAP2_IO_ADDRESS(mem->pa_start)); - else + oh->name, va_start); + } else { pr_debug("omap_hwmod: %s: no MPU register target found\n", oh->name); + } - return (found) ? OMAP2_IO_ADDRESS(mem->pa_start) : NULL; + return (found) ? va_start : NULL; } /** @@ -1148,6 +1153,7 @@ int omap_hwmod_unregister(struct omap_hw pr_debug("omap_hwmod: %s: unregistering\n", oh->name); mutex_lock(&omap_hwmod_mutex); + iounmap(oh->_rt_va); list_del(&oh->node); mutex_unlock(&omap_hwmod_mutex); --- a/arch/arm/mach-omap2/pm-debug.c +++ b/arch/arm/mach-omap2/pm-debug.c @@ -51,7 +51,8 @@ int omap2_pm_debug; regs[reg_count++].val = __raw_readl(reg) #define DUMP_INTC_REG(reg, off) \ regs[reg_count].name = #reg; \ - regs[reg_count++].val = __raw_readl(OMAP2_IO_ADDRESS(0x480fe000 + (off))) + regs[reg_count++].val = \ + __raw_readl(OMAP2_L4_IO_ADDRESS(0x480fe000 + (off))) static int __init pm_dbg_init(void); --- a/arch/arm/mach-omap2/prm.h +++ b/arch/arm/mach-omap2/prm.h @@ -17,11 +17,11 @@ #include "prcm-common.h" #define OMAP2420_PRM_REGADDR(module, reg) \ - OMAP2_IO_ADDRESS(OMAP2420_PRM_BASE + (module) + (reg)) + OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE + (module) + (reg)) #define OMAP2430_PRM_REGADDR(module, reg) \ - OMAP2_IO_ADDRESS(OMAP2430_PRM_BASE + (module) + (reg)) + OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE + (module) + (reg)) #define OMAP34XX_PRM_REGADDR(module, reg) \ - OMAP2_IO_ADDRESS(OMAP3430_PRM_BASE + (module) + (reg)) + OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE + (module) + (reg)) /* * Architecture-specific global PRM registers --- a/arch/arm/mach-omap2/sdrc.h +++ b/arch/arm/mach-omap2/sdrc.h @@ -48,9 +48,12 @@ static inline u32 sms_read_reg(u16 reg) return __raw_readl(OMAP_SMS_REGADDR(reg)); } #else -#define OMAP242X_SDRC_REGADDR(reg) OMAP2_IO_ADDRESS(OMAP2420_SDRC_BASE + (reg)) -#define OMAP243X_SDRC_REGADDR(reg) OMAP2_IO_ADDRESS(OMAP243X_SDRC_BASE + (reg)) -#define OMAP34XX_SDRC_REGADDR(reg) OMAP2_IO_ADDRESS(OMAP343X_SDRC_BASE + (reg)) +#define OMAP242X_SDRC_REGADDR(reg) \ + OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE + (reg)) +#define OMAP243X_SDRC_REGADDR(reg) \ + OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE + (reg)) +#define OMAP34XX_SDRC_REGADDR(reg) \ + OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE + (reg)) #endif /* __ASSEMBLER__ */ #endif --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -73,7 +73,6 @@ static LIST_HEAD(uart_list); static struct plat_serial8250_port serial_platform_data0[] = { { - .membase = OMAP2_IO_ADDRESS(OMAP_UART1_BASE), .mapbase = OMAP_UART1_BASE, .irq = 72, .flags = UPF_BOOT_AUTOCONF, @@ -87,7 +86,6 @@ static struct plat_serial8250_port seria static struct plat_serial8250_port serial_platform_data1[] = { { - .membase = OMAP2_IO_ADDRESS(OMAP_UART2_BASE), .mapbase = OMAP_UART2_BASE, .irq = 73, .flags = UPF_BOOT_AUTOCONF, @@ -101,7 +99,6 @@ static struct plat_serial8250_port seria static struct plat_serial8250_port serial_platform_data2[] = { { - .membase = OMAP2_IO_ADDRESS(OMAP_UART3_BASE), .mapbase = OMAP_UART3_BASE, .irq = 74, .flags = UPF_BOOT_AUTOCONF, @@ -116,7 +113,6 @@ static struct plat_serial8250_port seria #ifdef CONFIG_ARCH_OMAP4 static struct plat_serial8250_port serial_platform_data3[] = { { - .membase = OMAP2_IO_ADDRESS(OMAP_UART4_BASE), .mapbase = OMAP_UART4_BASE, .irq = 70, .flags = UPF_BOOT_AUTOCONF, @@ -539,7 +535,7 @@ static inline void omap_uart_idle_init(s #define DEV_CREATE_FILE(dev, attr) #endif /* CONFIG_PM */ -static struct omap_uart_state omap_uart[OMAP_MAX_NR_PORTS] = { +static struct omap_uart_state omap_uart[] = { { .pdev = { .name = "serial8250", @@ -589,12 +585,22 @@ void __init omap_serial_early_init(void) * if not needed. */ - for (i = 0; i < OMAP_MAX_NR_PORTS; i++) { + for (i = 0; i < ARRAY_SIZE(omap_uart); i++) { struct omap_uart_state *uart = &omap_uart[i]; struct platform_device *pdev = &uart->pdev; struct device *dev = &pdev->dev; struct plat_serial8250_port *p = dev->platform_data; + /* + * Module 4KB + L4 interconnect 4KB + * Static mapping, never released + */ + p->membase = ioremap(p->mapbase, SZ_8K); + if (!p->membase) { + printk(KERN_ERR "ioremap failed for uart%i\n", i + 1); + continue; + } + sprintf(name, "uart%d_ick", i+1); uart->ick = clk_get(NULL, name); if (IS_ERR(uart->ick)) { @@ -631,7 +637,7 @@ void __init omap_serial_init(void) { int i; - for (i = 0; i < OMAP_MAX_NR_PORTS; i++) { + for (i = 0; i < ARRAY_SIZE(omap_uart); i++) { struct omap_uart_state *uart = &omap_uart[i]; struct platform_device *pdev = &uart->pdev; struct device *dev = &pdev->dev; --- a/arch/arm/mach-omap2/sram242x.S +++ b/arch/arm/mach-omap2/sram242x.S @@ -128,7 +128,7 @@ omap242x_sdi_prcm_voltctrl: prcm_mask_val: .word 0xFFFF3FFC omap242x_sdi_timer_32ksynct_cr: - .word OMAP2_IO_ADDRESS(OMAP2420_32KSYNCT_BASE + 0x010) + .word OMAP2_L4_IO_ADDRESS(OMAP2420_32KSYNCT_BASE + 0x010) ENTRY(omap242x_sram_ddr_init_sz) .word . - omap242x_sram_ddr_init @@ -224,7 +224,7 @@ omap242x_srs_prcm_voltctrl: ddr_prcm_mask_val: .word 0xFFFF3FFC omap242x_srs_timer_32ksynct: - .word OMAP2_IO_ADDRESS(OMAP2420_32KSYNCT_BASE + 0x010) + .word OMAP2_L4_IO_ADDRESS(OMAP2420_32KSYNCT_BASE + 0x010) ENTRY(omap242x_sram_reprogram_sdrc_sz) .word . - omap242x_sram_reprogram_sdrc --- a/arch/arm/mach-omap2/sram243x.S +++ b/arch/arm/mach-omap2/sram243x.S @@ -128,7 +128,7 @@ omap243x_sdi_prcm_voltctrl: prcm_mask_val: .word 0xFFFF3FFC omap243x_sdi_timer_32ksynct_cr: - .word OMAP2_IO_ADDRESS(OMAP2430_32KSYNCT_BASE + 0x010) + .word OMAP2_L4_IO_ADDRESS(OMAP2430_32KSYNCT_BASE + 0x010) ENTRY(omap243x_sram_ddr_init_sz) .word . - omap243x_sram_ddr_init @@ -224,7 +224,7 @@ omap243x_srs_prcm_voltctrl: ddr_prcm_mask_val: .word 0xFFFF3FFC omap243x_srs_timer_32ksynct: - .word OMAP2_IO_ADDRESS(OMAP2430_32KSYNCT_BASE + 0x010) + .word OMAP2_L4_IO_ADDRESS(OMAP2430_32KSYNCT_BASE + 0x010) ENTRY(omap243x_sram_reprogram_sdrc_sz) .word . - omap243x_sram_reprogram_sdrc --- a/arch/arm/mach-omap2/timer-gp.c +++ b/arch/arm/mach-omap2/timer-gp.c @@ -231,7 +231,8 @@ static void __init omap2_gp_clocksource_ static void __init omap2_gp_timer_init(void) { #ifdef CONFIG_LOCAL_TIMERS - twd_base = OMAP2_IO_ADDRESS(OMAP44XX_LOCAL_TWD_BASE); + twd_base = ioremap(OMAP44XX_LOCAL_TWD_BASE, SZ_256); + BUG_ON(!twd_base); #endif omap_dm_timer_init(); --- /dev/null +++ b/arch/arm/mach-omap2/usb-ehci.c @@ -0,0 +1,192 @@ +/* + * linux/arch/arm/mach-omap2/usb-ehci.c + * + * This file will contain the board specific details for the + * Synopsys EHCI host controller on OMAP3430 + * + * Copyright (C) 2007 Texas Instruments + * Author: Vikram Pandita <vikram.pandita@ti.com> + * + * Generalization by: + * Felipe Balbi <felipe.balbi@nokia.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/delay.h> +#include <linux/platform_device.h> +#include <linux/clk.h> +#include <asm/io.h> +#include <mach/mux.h> + +#include <mach/hardware.h> +#include <mach/irqs.h> +#include <mach/usb.h> + +#if defined(CONFIG_USB_EHCI_HCD) || defined(CONFIG_USB_EHCI_HCD_MODULE) + +static struct resource ehci_resources[] = { + { + .start = OMAP34XX_EHCI_BASE, + .end = OMAP34XX_EHCI_BASE + SZ_1K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = OMAP34XX_UHH_CONFIG_BASE, + .end = OMAP34XX_UHH_CONFIG_BASE + SZ_1K - 1, + .flags = IORESOURCE_MEM, + }, + { + .start = OMAP34XX_USBTLL_BASE, + .end = OMAP34XX_USBTLL_BASE + SZ_4K - 1, + .flags = IORESOURCE_MEM, + }, + { /* general IRQ */ + .start = INT_34XX_EHCI_IRQ, + .flags = IORESOURCE_IRQ, + } +}; + +static u64 ehci_dmamask = ~(u32)0; +static struct platform_device ehci_device = { + .name = "ehci-omap", + .id = 0, + .dev = { + .dma_mask = &ehci_dmamask, + .coherent_dma_mask = 0xffffffff, + .platform_data = NULL, + }, + .num_resources = ARRAY_SIZE(ehci_resources), + .resource = ehci_resources, +}; + +/* MUX settings for EHCI pins */ +/* + * setup_ehci_io_mux - initialize IO pad mux for USBHOST + */ +static void setup_ehci_io_mux(enum ehci_hcd_omap_mode *port_mode) +{ + switch (port_mode[0]) { + case EHCI_HCD_OMAP_MODE_PHY: + omap_cfg_reg(Y9_3430_USB1HS_PHY_STP); + omap_cfg_reg(Y8_3430_USB1HS_PHY_CLK); + omap_cfg_reg(AA14_3430_USB1HS_PHY_DIR); + omap_cfg_reg(AA11_3430_USB1HS_PHY_NXT); + omap_cfg_reg(W13_3430_USB1HS_PHY_DATA0); + omap_cfg_reg(W12_3430_USB1HS_PHY_DATA1); + omap_cfg_reg(W11_3430_USB1HS_PHY_DATA2); + omap_cfg_reg(Y11_3430_USB1HS_PHY_DATA3); + omap_cfg_reg(W9_3430_USB1HS_PHY_DATA4); + omap_cfg_reg(Y12_3430_USB1HS_PHY_DATA5); + omap_cfg_reg(W8_3430_USB1HS_PHY_DATA6); + omap_cfg_reg(Y13_3430_USB1HS_PHY_DATA7); + break; + case EHCI_HCD_OMAP_MODE_TLL: + omap_cfg_reg(Y9_3430_USB1HS_TLL_STP); + omap_cfg_reg(Y8_3430_USB1HS_TLL_CLK); + omap_cfg_reg(AA14_3430_USB1HS_TLL_DIR); + omap_cfg_reg(AA11_3430_USB1HS_TLL_NXT); + omap_cfg_reg(W13_3430_USB1HS_TLL_DATA0); + omap_cfg_reg(W12_3430_USB1HS_TLL_DATA1); + omap_cfg_reg(W11_3430_USB1HS_TLL_DATA2); + omap_cfg_reg(Y11_3430_USB1HS_TLL_DATA3); + omap_cfg_reg(W9_3430_USB1HS_TLL_DATA4); + omap_cfg_reg(Y12_3430_USB1HS_TLL_DATA5); + omap_cfg_reg(W8_3430_USB1HS_TLL_DATA6); + omap_cfg_reg(Y13_3430_USB1HS_TLL_DATA7); + break; + case EHCI_HCD_OMAP_MODE_UNKNOWN: + /* FALLTHROUGH */ + default: + break; + } + + switch (port_mode[1]) { + case EHCI_HCD_OMAP_MODE_PHY: + omap_cfg_reg(AA10_3430_USB2HS_PHY_STP); + omap_cfg_reg(AA8_3430_USB2HS_PHY_CLK); + omap_cfg_reg(AA9_3430_USB2HS_PHY_DIR); + omap_cfg_reg(AB11_3430_USB2HS_PHY_NXT); + omap_cfg_reg(AB10_3430_USB2HS_PHY_DATA0); + omap_cfg_reg(AB9_3430_USB2HS_PHY_DATA1); + omap_cfg_reg(W3_3430_USB2HS_PHY_DATA2); + omap_cfg_reg(T4_3430_USB2HS_PHY_DATA3); + omap_cfg_reg(T3_3430_USB2HS_PHY_DATA4); + omap_cfg_reg(R3_3430_USB2HS_PHY_DATA5); + omap_cfg_reg(R4_3430_USB2HS_PHY_DATA6); + omap_cfg_reg(T2_3430_USB2HS_PHY_DATA7); + break; + case EHCI_HCD_OMAP_MODE_TLL: + omap_cfg_reg(AA10_3430_USB2HS_TLL_STP); + omap_cfg_reg(AA8_3430_USB2HS_TLL_CLK); + omap_cfg_reg(AA9_3430_USB2HS_TLL_DIR); + omap_cfg_reg(AB11_3430_USB2HS_TLL_NXT); + omap_cfg_reg(AB10_3430_USB2HS_TLL_DATA0); + omap_cfg_reg(AB9_3430_USB2HS_TLL_DATA1); + omap_cfg_reg(W3_3430_USB2HS_TLL_DATA2); + omap_cfg_reg(T4_3430_USB2HS_TLL_DATA3); + omap_cfg_reg(T3_3430_USB2HS_TLL_DATA4); + omap_cfg_reg(R3_3430_USB2HS_TLL_DATA5); + omap_cfg_reg(R4_3430_USB2HS_TLL_DATA6); + omap_cfg_reg(T2_3430_USB2HS_TLL_DATA7); + break; + case EHCI_HCD_OMAP_MODE_UNKNOWN: + /* FALLTHROUGH */ + default: + break; + } + + switch (port_mode[2]) { + case EHCI_HCD_OMAP_MODE_PHY: + printk(KERN_WARNING "Port3 can't be used in PHY mode\n"); + break; + case EHCI_HCD_OMAP_MODE_TLL: + omap_cfg_reg(AB3_3430_USB3HS_TLL_STP); + omap_cfg_reg(AA6_3430_USB3HS_TLL_CLK); + omap_cfg_reg(AA3_3430_USB3HS_TLL_DIR); + omap_cfg_reg(Y3_3430_USB3HS_TLL_NXT); + omap_cfg_reg(AA5_3430_USB3HS_TLL_DATA0); + omap_cfg_reg(Y4_3430_USB3HS_TLL_DATA1); + omap_cfg_reg(Y5_3430_USB3HS_TLL_DATA2); + omap_cfg_reg(W5_3430_USB3HS_TLL_DATA3); + omap_cfg_reg(AB12_3430_USB3HS_TLL_DATA4); + omap_cfg_reg(AB13_3430_USB3HS_TLL_DATA5); + omap_cfg_reg(AA13_3430_USB3HS_TLL_DATA6); + omap_cfg_reg(AA12_3430_USB3HS_TLL_DATA7); + break; + case EHCI_HCD_OMAP_MODE_UNKNOWN: + /* FALLTHROUGH */ + default: + break; + } + + return; +} + +void __init usb_ehci_init(struct ehci_hcd_omap_platform_data *pdata) +{ + platform_device_add_data(&ehci_device, pdata, sizeof(*pdata)); + + /* Setup Pin IO MUX for EHCI */ + if (cpu_is_omap34xx()) + setup_ehci_io_mux(pdata->port_mode); + + if (platform_device_register(&ehci_device) < 0) { + printk(KERN_ERR "Unable to register HS-USB (EHCI) device\n"); + return; + } +} + +#else + +void __init usb_ehci_init(struct ehci_hcd_omap_platform_data *pdata) + +{ +} + +#endif /* CONFIG_USB_EHCI_HCD */ + --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -224,12 +224,12 @@ static void __init __omap2_set_globals(s static struct omap_globals omap242x_globals = { .class = OMAP242X_CLASS, - .tap = OMAP2_IO_ADDRESS(0x48014000), - .sdrc = OMAP2_IO_ADDRESS(OMAP2420_SDRC_BASE), - .sms = OMAP2_IO_ADDRESS(OMAP2420_SMS_BASE), - .ctrl = OMAP2_IO_ADDRESS(OMAP2420_CTRL_BASE), - .prm = OMAP2_IO_ADDRESS(OMAP2420_PRM_BASE), - .cm = OMAP2_IO_ADDRESS(OMAP2420_CM_BASE), + .tap = OMAP2_L4_IO_ADDRESS(0x48014000), + .sdrc = OMAP2_L3_IO_ADDRESS(OMAP2420_SDRC_BASE), + .sms = OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE), + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP2420_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP2420_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP2420_CM_BASE), }; void __init omap2_set_globals_242x(void) @@ -242,12 +242,12 @@ void __init omap2_set_globals_242x(void) static struct omap_globals omap243x_globals = { .class = OMAP243X_CLASS, - .tap = OMAP2_IO_ADDRESS(0x4900a000), - .sdrc = OMAP2_IO_ADDRESS(OMAP243X_SDRC_BASE), - .sms = OMAP2_IO_ADDRESS(OMAP243X_SMS_BASE), - .ctrl = OMAP2_IO_ADDRESS(OMAP243X_CTRL_BASE), - .prm = OMAP2_IO_ADDRESS(OMAP2430_PRM_BASE), - .cm = OMAP2_IO_ADDRESS(OMAP2430_CM_BASE), + .tap = OMAP2_L4_IO_ADDRESS(0x4900a000), + .sdrc = OMAP2_L3_IO_ADDRESS(OMAP243X_SDRC_BASE), + .sms = OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE), + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP2430_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP2430_CM_BASE), }; void __init omap2_set_globals_243x(void) @@ -260,12 +260,12 @@ void __init omap2_set_globals_243x(void) static struct omap_globals omap343x_globals = { .class = OMAP343X_CLASS, - .tap = OMAP2_IO_ADDRESS(0x4830A000), - .sdrc = OMAP2_IO_ADDRESS(OMAP343X_SDRC_BASE), - .sms = OMAP2_IO_ADDRESS(OMAP343X_SMS_BASE), - .ctrl = OMAP2_IO_ADDRESS(OMAP343X_CTRL_BASE), - .prm = OMAP2_IO_ADDRESS(OMAP3430_PRM_BASE), - .cm = OMAP2_IO_ADDRESS(OMAP3430_CM_BASE), + .tap = OMAP2_L4_IO_ADDRESS(0x4830A000), + .sdrc = OMAP2_L3_IO_ADDRESS(OMAP343X_SDRC_BASE), + .sms = OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE), + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP3430_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP3430_CM_BASE), }; void __init omap2_set_globals_343x(void) @@ -277,10 +277,10 @@ void __init omap2_set_globals_343x(void) #if defined(CONFIG_ARCH_OMAP4) static struct omap_globals omap4_globals = { .class = OMAP443X_CLASS, - .tap = OMAP2_IO_ADDRESS(0x4830a000), - .ctrl = OMAP2_IO_ADDRESS(OMAP443X_CTRL_BASE), - .prm = OMAP2_IO_ADDRESS(OMAP4430_PRM_BASE), - .cm = OMAP2_IO_ADDRESS(OMAP4430_CM_BASE), + .tap = OMAP2_L4_IO_ADDRESS(0x4830a000), + .ctrl = OMAP2_L4_IO_ADDRESS(OMAP443X_CTRL_BASE), + .prm = OMAP2_L4_IO_ADDRESS(OMAP4430_PRM_BASE), + .cm = OMAP2_L4_IO_ADDRESS(OMAP4430_CM_BASE), }; void __init omap2_set_globals_443x(void) --- a/arch/arm/plat-omap/devices.c +++ b/arch/arm/plat-omap/devices.c @@ -113,17 +113,17 @@ static void omap_init_kp(void) omap_cfg_reg(E19_1610_KBR4); omap_cfg_reg(N19_1610_KBR5); } else if (machine_is_omap_perseus2() || machine_is_omap_fsample()) { - omap_cfg_reg(E2_730_KBR0); - omap_cfg_reg(J7_730_KBR1); - omap_cfg_reg(E1_730_KBR2); - omap_cfg_reg(F3_730_KBR3); - omap_cfg_reg(D2_730_KBR4); - - omap_cfg_reg(C2_730_KBC0); - omap_cfg_reg(D3_730_KBC1); - omap_cfg_reg(E4_730_KBC2); - omap_cfg_reg(F4_730_KBC3); - omap_cfg_reg(E3_730_KBC4); + omap_cfg_reg(E2_7XX_KBR0); + omap_cfg_reg(J7_7XX_KBR1); + omap_cfg_reg(E1_7XX_KBR2); + omap_cfg_reg(F3_7XX_KBR3); + omap_cfg_reg(D2_7XX_KBR4); + + omap_cfg_reg(C2_7XX_KBC0); + omap_cfg_reg(D3_7XX_KBC1); + omap_cfg_reg(E4_7XX_KBC2); + omap_cfg_reg(F4_7XX_KBC3); + omap_cfg_reg(E3_7XX_KBC4); } else if (machine_is_omap_h4()) { omap_cfg_reg(T19_24XX_KBR0); omap_cfg_reg(R19_24XX_KBR1); --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -2359,40 +2359,46 @@ EXPORT_SYMBOL(omap_stop_lcd_dma); static int __init omap_init_dma(void) { + unsigned long base; int ch, r; if (cpu_class_is_omap1()) { - omap_dma_base = OMAP1_IO_ADDRESS(OMAP1_DMA_BASE); + base = OMAP1_DMA_BASE; dma_lch_count = OMAP1_LOGICAL_DMA_CH_COUNT; } else if (cpu_is_omap24xx()) { - omap_dma_base = OMAP2_IO_ADDRESS(OMAP24XX_DMA4_BASE); + base = OMAP24XX_DMA4_BASE; dma_lch_count = OMAP_DMA4_LOGICAL_DMA_CH_COUNT; } else if (cpu_is_omap34xx()) { - omap_dma_base = OMAP2_IO_ADDRESS(OMAP34XX_DMA4_BASE); + base = OMAP34XX_DMA4_BASE; dma_lch_count = OMAP_DMA4_LOGICAL_DMA_CH_COUNT; } else if (cpu_is_omap44xx()) { - omap_dma_base = OMAP2_IO_ADDRESS(OMAP44XX_DMA4_BASE); + base = OMAP44XX_DMA4_BASE; dma_lch_count = OMAP_DMA4_LOGICAL_DMA_CH_COUNT; } else { pr_err("DMA init failed for unsupported omap\n"); return -ENODEV; } + omap_dma_base = ioremap(base, SZ_4K); + BUG_ON(!omap_dma_base); + if (cpu_class_is_omap2() && omap_dma_reserve_channels && (omap_dma_reserve_channels <= dma_lch_count)) dma_lch_count = omap_dma_reserve_channels; dma_chan = kzalloc(sizeof(struct omap_dma_lch) * dma_lch_count, GFP_KERNEL); - if (!dma_chan) - return -ENOMEM; + if (!dma_chan) { + r = -ENOMEM; + goto out_unmap; + } if (cpu_class_is_omap2()) { dma_linked_lch = kzalloc(sizeof(struct dma_link_info) * dma_lch_count, GFP_KERNEL); if (!dma_linked_lch) { - kfree(dma_chan); - return -ENOMEM; + r = -ENOMEM; + goto out_free; } } @@ -2466,7 +2472,7 @@ static int __init omap_init_dma(void) for (i = 0; i < ch; i++) free_irq(omap1_dma_irq[i], (void *) (i + 1)); - return r; + goto out_free; } } } @@ -2508,11 +2514,19 @@ static int __init omap_init_dma(void) "(error %d)\n", r); for (i = 0; i < dma_chan_count; i++) free_irq(omap1_dma_irq[i], (void *) (i + 1)); - return r; + goto out_free; } } return 0; + +out_free: + kfree(dma_chan); + +out_unmap: + iounmap(omap_dma_base); + + return r; } arch_initcall(omap_init_dma); --- a/arch/arm/plat-omap/dmtimer.c +++ b/arch/arm/plat-omap/dmtimer.c @@ -742,16 +742,17 @@ EXPORT_SYMBOL_GPL(omap_dm_timers_active) int __init omap_dm_timer_init(void) { struct omap_dm_timer *timer; - int i; + int i, map_size = SZ_8K; /* Module 4KB + L4 4KB except on omap1 */ if (!(cpu_is_omap16xx() || cpu_class_is_omap2())) return -ENODEV; spin_lock_init(&dm_timer_lock); - if (cpu_class_is_omap1()) + if (cpu_class_is_omap1()) { dm_timers = omap1_dm_timers; - else if (cpu_is_omap24xx()) { + map_size = SZ_2K; + } else if (cpu_is_omap24xx()) { dm_timers = omap2_dm_timers; dm_source_names = omap2_dm_source_names; dm_source_clocks = omap2_dm_source_clocks; @@ -774,10 +775,11 @@ int __init omap_dm_timer_init(void) for (i = 0; i < dm_timer_count; i++) { timer = &dm_timers[i]; - if (cpu_class_is_omap1()) - timer->io_base = OMAP1_IO_ADDRESS(timer->phys_base); - else - timer->io_base = OMAP2_IO_ADDRESS(timer->phys_base); + + /* Static mapping, never released */ + timer->io_base = ioremap(timer->phys_base, map_size); + BUG_ON(!timer->io_base); + #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) || \ defined(CONFIG_ARCH_OMAP4) if (cpu_class_is_omap2()) { --- a/arch/arm/plat-omap/gpio.c +++ b/arch/arm/plat-omap/gpio.c @@ -31,7 +31,7 @@ /* * OMAP1510 GPIO registers */ -#define OMAP1510_GPIO_BASE OMAP1_IO_ADDRESS(0xfffce000) +#define OMAP1510_GPIO_BASE 0xfffce000 #define OMAP1510_GPIO_DATA_INPUT 0x00 #define OMAP1510_GPIO_DATA_OUTPUT 0x04 #define OMAP1510_GPIO_DIR_CONTROL 0x08 @@ -45,10 +45,10 @@ /* * OMAP1610 specific GPIO registers */ -#define OMAP1610_GPIO1_BASE OMAP1_IO_ADDRESS(0xfffbe400) -#define OMAP1610_GPIO2_BASE OMAP1_IO_ADDRESS(0xfffbec00) -#define OMAP1610_GPIO3_BASE OMAP1_IO_ADDRESS(0xfffbb400) -#define OMAP1610_GPIO4_BASE OMAP1_IO_ADDRESS(0xfffbbc00) +#define OMAP1610_GPIO1_BASE 0xfffbe400 +#define OMAP1610_GPIO2_BASE 0xfffbec00 +#define OMAP1610_GPIO3_BASE 0xfffbb400 +#define OMAP1610_GPIO4_BASE 0xfffbbc00 #define OMAP1610_GPIO_REVISION 0x0000 #define OMAP1610_GPIO_SYSCONFIG 0x0010 #define OMAP1610_GPIO_SYSSTATUS 0x0014 @@ -68,52 +68,36 @@ #define OMAP1610_GPIO_SET_DATAOUT 0x00f0 /* - * OMAP730 specific GPIO registers + * OMAP7XX specific GPIO registers */ -#define OMAP730_GPIO1_BASE OMAP1_IO_ADDRESS(0xfffbc000) -#define OMAP730_GPIO2_BASE OMAP1_IO_ADDRESS(0xfffbc800) -#define OMAP730_GPIO3_BASE OMAP1_IO_ADDRESS(0xfffbd000) -#define OMAP730_GPIO4_BASE OMAP1_IO_ADDRESS(0xfffbd800) -#define OMAP730_GPIO5_BASE OMAP1_IO_ADDRESS(0xfffbe000) -#define OMAP730_GPIO6_BASE OMAP1_IO_ADDRESS(0xfffbe800) -#define OMAP730_GPIO_DATA_INPUT 0x00 -#define OMAP730_GPIO_DATA_OUTPUT 0x04 -#define OMAP730_GPIO_DIR_CONTROL 0x08 -#define OMAP730_GPIO_INT_CONTROL 0x0c -#define OMAP730_GPIO_INT_MASK 0x10 -#define OMAP730_GPIO_INT_STATUS 0x14 +#define OMAP7XX_GPIO1_BASE 0xfffbc000 +#define OMAP7XX_GPIO2_BASE 0xfffbc800 +#define OMAP7XX_GPIO3_BASE 0xfffbd000 +#define OMAP7XX_GPIO4_BASE 0xfffbd800 +#define OMAP7XX_GPIO5_BASE 0xfffbe000 +#define OMAP7XX_GPIO6_BASE 0xfffbe800 +#define OMAP7XX_GPIO_DATA_INPUT 0x00 +#define OMAP7XX_GPIO_DATA_OUTPUT 0x04 +#define OMAP7XX_GPIO_DIR_CONTROL 0x08 +#define OMAP7XX_GPIO_INT_CONTROL 0x0c +#define OMAP7XX_GPIO_INT_MASK 0x10 +#define OMAP7XX_GPIO_INT_STATUS 0x14 -/* - * OMAP850 specific GPIO registers - */ -#define OMAP850_GPIO1_BASE OMAP1_IO_ADDRESS(0xfffbc000) -#define OMAP850_GPIO2_BASE OMAP1_IO_ADDRESS(0xfffbc800) -#define OMAP850_GPIO3_BASE OMAP1_IO_ADDRESS(0xfffbd000) -#define OMAP850_GPIO4_BASE OMAP1_IO_ADDRESS(0xfffbd800) -#define OMAP850_GPIO5_BASE OMAP1_IO_ADDRESS(0xfffbe000) -#define OMAP850_GPIO6_BASE OMAP1_IO_ADDRESS(0xfffbe800) -#define OMAP850_GPIO_DATA_INPUT 0x00 -#define OMAP850_GPIO_DATA_OUTPUT 0x04 -#define OMAP850_GPIO_DIR_CONTROL 0x08 -#define OMAP850_GPIO_INT_CONTROL 0x0c -#define OMAP850_GPIO_INT_MASK 0x10 -#define OMAP850_GPIO_INT_STATUS 0x14 - -#define OMAP1_MPUIO_VBASE OMAP1_IO_ADDRESS(OMAP1_MPUIO_BASE) +#define OMAP1_MPUIO_VBASE OMAP1_MPUIO_BASE /* * omap24xx specific GPIO registers */ -#define OMAP242X_GPIO1_BASE OMAP2_IO_ADDRESS(0x48018000) -#define OMAP242X_GPIO2_BASE OMAP2_IO_ADDRESS(0x4801a000) -#define OMAP242X_GPIO3_BASE OMAP2_IO_ADDRESS(0x4801c000) -#define OMAP242X_GPIO4_BASE OMAP2_IO_ADDRESS(0x4801e000) - -#define OMAP243X_GPIO1_BASE OMAP2_IO_ADDRESS(0x4900C000) -#define OMAP243X_GPIO2_BASE OMAP2_IO_ADDRESS(0x4900E000) -#define OMAP243X_GPIO3_BASE OMAP2_IO_ADDRESS(0x49010000) -#define OMAP243X_GPIO4_BASE OMAP2_IO_ADDRESS(0x49012000) -#define OMAP243X_GPIO5_BASE OMAP2_IO_ADDRESS(0x480B6000) +#define OMAP242X_GPIO1_BASE 0x48018000 +#define OMAP242X_GPIO2_BASE 0x4801a000 +#define OMAP242X_GPIO3_BASE 0x4801c000 +#define OMAP242X_GPIO4_BASE 0x4801e000 + +#define OMAP243X_GPIO1_BASE 0x4900C000 +#define OMAP243X_GPIO2_BASE 0x4900E000 +#define OMAP243X_GPIO3_BASE 0x49010000 +#define OMAP243X_GPIO4_BASE 0x49012000 +#define OMAP243X_GPIO5_BASE 0x480B6000 #define OMAP24XX_GPIO_REVISION 0x0000 #define OMAP24XX_GPIO_SYSCONFIG 0x0010 @@ -170,24 +154,25 @@ * omap34xx specific GPIO registers */ -#define OMAP34XX_GPIO1_BASE OMAP2_IO_ADDRESS(0x48310000) -#define OMAP34XX_GPIO2_BASE OMAP2_IO_ADDRESS(0x49050000) -#define OMAP34XX_GPIO3_BASE OMAP2_IO_ADDRESS(0x49052000) -#define OMAP34XX_GPIO4_BASE OMAP2_IO_ADDRESS(0x49054000) -#define OMAP34XX_GPIO5_BASE OMAP2_IO_ADDRESS(0x49056000) -#define OMAP34XX_GPIO6_BASE OMAP2_IO_ADDRESS(0x49058000) +#define OMAP34XX_GPIO1_BASE 0x48310000 +#define OMAP34XX_GPIO2_BASE 0x49050000 +#define OMAP34XX_GPIO3_BASE 0x49052000 +#define OMAP34XX_GPIO4_BASE 0x49054000 +#define OMAP34XX_GPIO5_BASE 0x49056000 +#define OMAP34XX_GPIO6_BASE 0x49058000 /* * OMAP44XX specific GPIO registers */ -#define OMAP44XX_GPIO1_BASE OMAP2_IO_ADDRESS(0x4a310000) -#define OMAP44XX_GPIO2_BASE OMAP2_IO_ADDRESS(0x48055000) -#define OMAP44XX_GPIO3_BASE OMAP2_IO_ADDRESS(0x48057000) -#define OMAP44XX_GPIO4_BASE OMAP2_IO_ADDRESS(0x48059000) -#define OMAP44XX_GPIO5_BASE OMAP2_IO_ADDRESS(0x4805B000) -#define OMAP44XX_GPIO6_BASE OMAP2_IO_ADDRESS(0x4805D000) +#define OMAP44XX_GPIO1_BASE 0x4a310000 +#define OMAP44XX_GPIO2_BASE 0x48055000 +#define OMAP44XX_GPIO3_BASE 0x48057000 +#define OMAP44XX_GPIO4_BASE 0x48059000 +#define OMAP44XX_GPIO5_BASE 0x4805B000 +#define OMAP44XX_GPIO6_BASE 0x4805D000 struct gpio_bank { + unsigned long pbase; void __iomem *base; u16 irq; u16 virtual_irq_start; @@ -215,96 +200,111 @@ struct gpio_bank { #define METHOD_MPUIO 0 #define METHOD_GPIO_1510 1 #define METHOD_GPIO_1610 2 -#define METHOD_GPIO_730 3 -#define METHOD_GPIO_850 4 +#define METHOD_GPIO_7XX 3 #define METHOD_GPIO_24XX 5 #ifdef CONFIG_ARCH_OMAP16XX static struct gpio_bank gpio_bank_1610[5] = { - { OMAP1_MPUIO_VBASE, INT_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO}, - { OMAP1610_GPIO1_BASE, INT_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_1610 }, - { OMAP1610_GPIO2_BASE, INT_1610_GPIO_BANK2, IH_GPIO_BASE + 16, METHOD_GPIO_1610 }, - { OMAP1610_GPIO3_BASE, INT_1610_GPIO_BANK3, IH_GPIO_BASE + 32, METHOD_GPIO_1610 }, - { OMAP1610_GPIO4_BASE, INT_1610_GPIO_BANK4, IH_GPIO_BASE + 48, METHOD_GPIO_1610 }, + { OMAP1_MPUIO_VBASE, 0, INT_MPUIO, IH_MPUIO_BASE, + METHOD_MPUIO }, + { OMAP1610_GPIO1_BASE, 0, INT_GPIO_BANK1, IH_GPIO_BASE, + METHOD_GPIO_1610 }, + { OMAP1610_GPIO2_BASE, 0, INT_1610_GPIO_BANK2, IH_GPIO_BASE + 16, + METHOD_GPIO_1610 }, + { OMAP1610_GPIO3_BASE, 0, INT_1610_GPIO_BANK3, IH_GPIO_BASE + 32, + METHOD_GPIO_1610 }, + { OMAP1610_GPIO4_BASE, 0, INT_1610_GPIO_BANK4, IH_GPIO_BASE + 48, + METHOD_GPIO_1610 }, }; #endif #ifdef CONFIG_ARCH_OMAP15XX static struct gpio_bank gpio_bank_1510[2] = { - { OMAP1_MPUIO_VBASE, INT_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO }, - { OMAP1510_GPIO_BASE, INT_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_1510 } -}; -#endif - -#ifdef CONFIG_ARCH_OMAP730 -static struct gpio_bank gpio_bank_730[7] = { - { OMAP1_MPUIO_VBASE, INT_730_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO }, - { OMAP730_GPIO1_BASE, INT_730_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_730 }, - { OMAP730_GPIO2_BASE, INT_730_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_730 }, - { OMAP730_GPIO3_BASE, INT_730_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_730 }, - { OMAP730_GPIO4_BASE, INT_730_GPIO_BANK4, IH_GPIO_BASE + 96, METHOD_GPIO_730 }, - { OMAP730_GPIO5_BASE, INT_730_GPIO_BANK5, IH_GPIO_BASE + 128, METHOD_GPIO_730 }, - { OMAP730_GPIO6_BASE, INT_730_GPIO_BANK6, IH_GPIO_BASE + 160, METHOD_GPIO_730 }, + { OMAP1_MPUIO_VBASE, 0, INT_MPUIO, IH_MPUIO_BASE, + METHOD_MPUIO }, + { OMAP1510_GPIO_BASE, 0, INT_GPIO_BANK1, IH_GPIO_BASE, + METHOD_GPIO_1510 } }; #endif -#ifdef CONFIG_ARCH_OMAP850 -static struct gpio_bank gpio_bank_850[7] = { - { OMAP1_MPUIO_VBASE, INT_850_MPUIO, IH_MPUIO_BASE, METHOD_MPUIO }, - { OMAP850_GPIO1_BASE, INT_850_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_850 }, - { OMAP850_GPIO2_BASE, INT_850_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_850 }, - { OMAP850_GPIO3_BASE, INT_850_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_850 }, - { OMAP850_GPIO4_BASE, INT_850_GPIO_BANK4, IH_GPIO_BASE + 96, METHOD_GPIO_850 }, - { OMAP850_GPIO5_BASE, INT_850_GPIO_BANK5, IH_GPIO_BASE + 128, METHOD_GPIO_850 }, - { OMAP850_GPIO6_BASE, INT_850_GPIO_BANK6, IH_GPIO_BASE + 160, METHOD_GPIO_850 }, +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) +static struct gpio_bank gpio_bank_7xx[7] = { + { OMAP1_MPUIO_VBASE, 0, INT_7XX_MPUIO, IH_MPUIO_BASE, + METHOD_MPUIO }, + { OMAP7XX_GPIO1_BASE, 0, INT_7XX_GPIO_BANK1, IH_GPIO_BASE, + METHOD_GPIO_7XX }, + { OMAP7XX_GPIO2_BASE, 0, INT_7XX_GPIO_BANK2, IH_GPIO_BASE + 32, + METHOD_GPIO_7XX }, + { OMAP7XX_GPIO3_BASE, 0, INT_7XX_GPIO_BANK3, IH_GPIO_BASE + 64, + METHOD_GPIO_7XX }, + { OMAP7XX_GPIO4_BASE, 0, INT_7XX_GPIO_BANK4, IH_GPIO_BASE + 96, + METHOD_GPIO_7XX }, + { OMAP7XX_GPIO5_BASE, 0, INT_7XX_GPIO_BANK5, IH_GPIO_BASE + 128, + METHOD_GPIO_7XX }, + { OMAP7XX_GPIO6_BASE, 0, INT_7XX_GPIO_BANK6, IH_GPIO_BASE + 160, + METHOD_GPIO_7XX }, }; #endif - #ifdef CONFIG_ARCH_OMAP24XX static struct gpio_bank gpio_bank_242x[4] = { - { OMAP242X_GPIO1_BASE, INT_24XX_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_24XX }, - { OMAP242X_GPIO2_BASE, INT_24XX_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_24XX }, - { OMAP242X_GPIO3_BASE, INT_24XX_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_24XX }, - { OMAP242X_GPIO4_BASE, INT_24XX_GPIO_BANK4, IH_GPIO_BASE + 96, METHOD_GPIO_24XX }, + { OMAP242X_GPIO1_BASE, 0, INT_24XX_GPIO_BANK1, IH_GPIO_BASE, + METHOD_GPIO_24XX }, + { OMAP242X_GPIO2_BASE, 0, INT_24XX_GPIO_BANK2, IH_GPIO_BASE + 32, + METHOD_GPIO_24XX }, + { OMAP242X_GPIO3_BASE, 0, INT_24XX_GPIO_BANK3, IH_GPIO_BASE + 64, + METHOD_GPIO_24XX }, + { OMAP242X_GPIO4_BASE, 0, INT_24XX_GPIO_BANK4, IH_GPIO_BASE + 96, + METHOD_GPIO_24XX }, }; static struct gpio_bank gpio_bank_243x[5] = { - { OMAP243X_GPIO1_BASE, INT_24XX_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_24XX }, - { OMAP243X_GPIO2_BASE, INT_24XX_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_24XX }, - { OMAP243X_GPIO3_BASE, INT_24XX_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_24XX }, - { OMAP243X_GPIO4_BASE, INT_24XX_GPIO_BANK4, IH_GPIO_BASE + 96, METHOD_GPIO_24XX }, - { OMAP243X_GPIO5_BASE, INT_24XX_GPIO_BANK5, IH_GPIO_BASE + 128, METHOD_GPIO_24XX }, + { OMAP243X_GPIO1_BASE, 0, INT_24XX_GPIO_BANK1, IH_GPIO_BASE, + METHOD_GPIO_24XX }, + { OMAP243X_GPIO2_BASE, 0, INT_24XX_GPIO_BANK2, IH_GPIO_BASE + 32, + METHOD_GPIO_24XX }, + { OMAP243X_GPIO3_BASE, 0, INT_24XX_GPIO_BANK3, IH_GPIO_BASE + 64, + METHOD_GPIO_24XX }, + { OMAP243X_GPIO4_BASE, 0, INT_24XX_GPIO_BANK4, IH_GPIO_BASE + 96, + METHOD_GPIO_24XX }, + { OMAP243X_GPIO5_BASE, 0, INT_24XX_GPIO_BANK5, IH_GPIO_BASE + 128, + METHOD_GPIO_24XX }, }; #endif #ifdef CONFIG_ARCH_OMAP34XX static struct gpio_bank gpio_bank_34xx[6] = { - { OMAP34XX_GPIO1_BASE, INT_34XX_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_24XX }, - { OMAP34XX_GPIO2_BASE, INT_34XX_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_24XX }, - { OMAP34XX_GPIO3_BASE, INT_34XX_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_24XX }, - { OMAP34XX_GPIO4_BASE, INT_34XX_GPIO_BANK4, IH_GPIO_BASE + 96, METHOD_GPIO_24XX }, - { OMAP34XX_GPIO5_BASE, INT_34XX_GPIO_BANK5, IH_GPIO_BASE + 128, METHOD_GPIO_24XX }, - { OMAP34XX_GPIO6_BASE, INT_34XX_GPIO_BANK6, IH_GPIO_BASE + 160, METHOD_GPIO_24XX }, + { OMAP34XX_GPIO1_BASE, 0, INT_34XX_GPIO_BANK1, IH_GPIO_BASE, + METHOD_GPIO_24XX }, + { OMAP34XX_GPIO2_BASE, 0, INT_34XX_GPIO_BANK2, IH_GPIO_BASE + 32, + METHOD_GPIO_24XX }, + { OMAP34XX_GPIO3_BASE, 0, INT_34XX_GPIO_BANK3, IH_GPIO_BASE + 64, + METHOD_GPIO_24XX }, + { OMAP34XX_GPIO4_BASE, 0, INT_34XX_GPIO_BANK4, IH_GPIO_BASE + 96, + METHOD_GPIO_24XX }, + { OMAP34XX_GPIO5_BASE, 0, INT_34XX_GPIO_BANK5, IH_GPIO_BASE + 128, + METHOD_GPIO_24XX }, + { OMAP34XX_GPIO6_BASE, 0, INT_34XX_GPIO_BANK6, IH_GPIO_BASE + 160, + METHOD_GPIO_24XX }, }; #endif #ifdef CONFIG_ARCH_OMAP4 static struct gpio_bank gpio_bank_44xx[6] = { - { OMAP44XX_GPIO1_BASE, INT_44XX_GPIO_BANK1, IH_GPIO_BASE, \ + { OMAP44XX_GPIO1_BASE, 0, INT_44XX_GPIO_BANK1, IH_GPIO_BASE, METHOD_GPIO_24XX }, - { OMAP44XX_GPIO2_BASE, INT_44XX_GPIO_BANK2, IH_GPIO_BASE + 32, \ + { OMAP44XX_GPIO2_BASE, 0, INT_44XX_GPIO_BANK2, IH_GPIO_BASE + 32, METHOD_GPIO_24XX }, - { OMAP44XX_GPIO3_BASE, INT_44XX_GPIO_BANK3, IH_GPIO_BASE + 64, \ + { OMAP44XX_GPIO3_BASE, 0, INT_44XX_GPIO_BANK3, IH_GPIO_BASE + 64, METHOD_GPIO_24XX }, - { OMAP44XX_GPIO4_BASE, INT_44XX_GPIO_BANK4, IH_GPIO_BASE + 96, \ + { OMAP44XX_GPIO4_BASE, 0, INT_44XX_GPIO_BANK4, IH_GPIO_BASE + 96, METHOD_GPIO_24XX }, - { OMAP44XX_GPIO5_BASE, INT_44XX_GPIO_BANK5, IH_GPIO_BASE + 128, \ + { OMAP44XX_GPIO5_BASE, 0, INT_44XX_GPIO_BANK5, IH_GPIO_BASE + 128, METHOD_GPIO_24XX }, - { OMAP44XX_GPIO6_BASE, INT_44XX_GPIO_BANK6, IH_GPIO_BASE + 160, \ + { OMAP44XX_GPIO6_BASE, 0, INT_44XX_GPIO_BANK6, IH_GPIO_BASE + 160, METHOD_GPIO_24XX }, }; @@ -402,14 +402,9 @@ static void _set_gpio_direction(struct g reg += OMAP1610_GPIO_DIRECTION; break; #endif -#ifdef CONFIG_ARCH_OMAP730 - case METHOD_GPIO_730: - reg += OMAP730_GPIO_DIR_CONTROL; - break; -#endif -#ifdef CONFIG_ARCH_OMAP850 - case METHOD_GPIO_850: - reg += OMAP850_GPIO_DIR_CONTROL; +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + case METHOD_GPIO_7XX: + reg += OMAP7XX_GPIO_DIR_CONTROL; break; #endif #if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) @@ -469,19 +464,9 @@ static void _set_gpio_dataout(struct gpi l = 1 << gpio; break; #endif -#ifdef CONFIG_ARCH_OMAP730 - case METHOD_GPIO_730: - reg += OMAP730_GPIO_DATA_OUTPUT; - l = __raw_readl(reg); - if (enable) - l |= 1 << gpio; - else - l &= ~(1 << gpio); - break; -#endif -#ifdef CONFIG_ARCH_OMAP850 - case METHOD_GPIO_850: - reg += OMAP850_GPIO_DATA_OUTPUT; +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + case METHOD_GPIO_7XX: + reg += OMAP7XX_GPIO_DATA_OUTPUT; l = __raw_readl(reg); if (enable) l |= 1 << gpio; @@ -537,14 +522,9 @@ static int _get_gpio_datain(struct gpio_ reg += OMAP1610_GPIO_DATAIN; break; #endif -#ifdef CONFIG_ARCH_OMAP730 - case METHOD_GPIO_730: - reg += OMAP730_GPIO_DATA_INPUT; - break; -#endif -#ifdef CONFIG_ARCH_OMAP850 - case METHOD_GPIO_850: - reg += OMAP850_GPIO_DATA_INPUT; +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + case METHOD_GPIO_7XX: + reg += OMAP7XX_GPIO_DATA_INPUT; break; #endif #if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) @@ -588,14 +568,9 @@ static int _get_gpio_dataout(struct gpio reg += OMAP1610_GPIO_DATAOUT; break; #endif -#ifdef CONFIG_ARCH_OMAP730 - case METHOD_GPIO_730: - reg += OMAP730_GPIO_DATA_OUTPUT; - break; -#endif -#ifdef CONFIG_ARCH_OMAP850 - case METHOD_GPIO_850: - reg += OMAP850_GPIO_DATA_OUTPUT; +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + case METHOD_GPIO_7XX: + reg += OMAP7XX_GPIO_DATA_OUTPUT; break; #endif #if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) || \ @@ -797,21 +772,9 @@ static int _set_gpio_triggering(struct g __raw_writel(1 << gpio, bank->base + OMAP1610_GPIO_CLEAR_WAKEUPENA); break; #endif -#ifdef CONFIG_ARCH_OMAP730 - case METHOD_GPIO_730: - reg += OMAP730_GPIO_INT_CONTROL; - l = __raw_readl(reg); - if (trigger & IRQ_TYPE_EDGE_RISING) - l |= 1 << gpio; - else if (trigger & IRQ_TYPE_EDGE_FALLING) - l &= ~(1 << gpio); - else - goto bad; - break; -#endif -#ifdef CONFIG_ARCH_OMAP850 - case METHOD_GPIO_850: - reg += OMAP850_GPIO_INT_CONTROL; +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + case METHOD_GPIO_7XX: + reg += OMAP7XX_GPIO_INT_CONTROL; l = __raw_readl(reg); if (trigger & IRQ_TYPE_EDGE_RISING) l |= 1 << gpio; @@ -897,14 +860,9 @@ static void _clear_gpio_irqbank(struct g reg += OMAP1610_GPIO_IRQSTATUS1; break; #endif -#ifdef CONFIG_ARCH_OMAP730 - case METHOD_GPIO_730: - reg += OMAP730_GPIO_INT_STATUS; - break; -#endif -#ifdef CONFIG_ARCH_OMAP850 - case METHOD_GPIO_850: - reg += OMAP850_GPIO_INT_STATUS; +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + case METHOD_GPIO_7XX: + reg += OMAP7XX_GPIO_INT_STATUS; break; #endif #if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) @@ -971,16 +929,9 @@ static u32 _get_gpio_irqbank_mask(struct mask = 0xffff; break; #endif -#ifdef CONFIG_ARCH_OMAP730 - case METHOD_GPIO_730: - reg += OMAP730_GPIO_INT_MASK; - mask = 0xffffffff; - inv = 1; - break; -#endif -#ifdef CONFIG_ARCH_OMAP850 - case METHOD_GPIO_850: - reg += OMAP850_GPIO_INT_MASK; +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + case METHOD_GPIO_7XX: + reg += OMAP7XX_GPIO_INT_MASK; mask = 0xffffffff; inv = 1; break; @@ -1044,19 +995,9 @@ static void _enable_gpio_irqbank(struct l = gpio_mask; break; #endif -#ifdef CONFIG_ARCH_OMAP730 - case METHOD_GPIO_730: - reg += OMAP730_GPIO_INT_MASK; - l = __raw_readl(reg); - if (enable) - l &= ~(gpio_mask); - else - l |= gpio_mask; - break; -#endif -#ifdef CONFIG_ARCH_OMAP850 - case METHOD_GPIO_850: - reg += OMAP850_GPIO_INT_MASK; +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + case METHOD_GPIO_7XX: + reg += OMAP7XX_GPIO_INT_MASK; l = __raw_readl(reg); if (enable) l &= ~(gpio_mask); @@ -1249,13 +1190,9 @@ static void gpio_irq_handler(unsigned in if (bank->method == METHOD_GPIO_1610) isr_reg = bank->base + OMAP1610_GPIO_IRQSTATUS1; #endif -#ifdef CONFIG_ARCH_OMAP730 - if (bank->method == METHOD_GPIO_730) - isr_reg = bank->base + OMAP730_GPIO_INT_STATUS; -#endif -#ifdef CONFIG_ARCH_OMAP850 - if (bank->method == METHOD_GPIO_850) - isr_reg = bank->base + OMAP850_GPIO_INT_STATUS; +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + if (bank->method == METHOD_GPIO_7XX) + isr_reg = bank->base + OMAP7XX_GPIO_INT_STATUS; #endif #if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) if (bank->method == METHOD_GPIO_24XX) @@ -1524,11 +1461,8 @@ static int gpio_is_input(struct gpio_ban case METHOD_GPIO_1610: reg += OMAP1610_GPIO_DIRECTION; break; - case METHOD_GPIO_730: - reg += OMAP730_GPIO_DIR_CONTROL; - break; - case METHOD_GPIO_850: - reg += OMAP850_GPIO_DIR_CONTROL; + case METHOD_GPIO_7XX: + reg += OMAP7XX_GPIO_DIR_CONTROL; break; case METHOD_GPIO_24XX: reg += OMAP24XX_GPIO_OE; @@ -1607,6 +1541,23 @@ static struct clk * gpio5_fck; static struct clk *gpio_iclks[OMAP34XX_NR_GPIOS]; #endif +static void __init omap_gpio_show_rev(void) +{ + u32 rev; + + if (cpu_is_omap16xx()) + rev = __raw_readw(gpio_bank[1].base + OMAP1610_GPIO_REVISION); + else if (cpu_is_omap24xx() || cpu_is_omap34xx()) + rev = __raw_readl(gpio_bank[0].base + OMAP24XX_GPIO_REVISION); + else if (cpu_is_omap44xx()) + rev = __raw_readl(gpio_bank[0].base + OMAP4_GPIO_REVISION); + else + return; + + printk(KERN_INFO "OMAP GPIO hardware version %d.%d\n", + (rev >> 4) & 0x0f, rev & 0x0f); +} + /* This lock class tells lockdep that GPIO irqs are in a different * category than their parents, so it won't report false recursion. */ @@ -1617,6 +1568,7 @@ static int __init _omap_gpio_init(void) int i; int gpio = 0; struct gpio_bank *bank; + int bank_size = SZ_8K; /* Module 4KB + L4 4KB except on omap1 */ char clk_name[11]; initialized = 1; @@ -1679,77 +1631,45 @@ static int __init _omap_gpio_init(void) #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap15xx()) { - printk(KERN_INFO "OMAP1510 GPIO hardware\n"); gpio_bank_count = 2; gpio_bank = gpio_bank_1510; + bank_size = SZ_2K; } #endif #if defined(CONFIG_ARCH_OMAP16XX) if (cpu_is_omap16xx()) { - u32 rev; - gpio_bank_count = 5; gpio_bank = gpio_bank_1610; - rev = __raw_readw(gpio_bank[1].base + OMAP1610_GPIO_REVISION); - printk(KERN_INFO "OMAP GPIO hardware version %d.%d\n", - (rev >> 4) & 0x0f, rev & 0x0f); + bank_size = SZ_2K; } #endif -#ifdef CONFIG_ARCH_OMAP730 - if (cpu_is_omap730()) { - printk(KERN_INFO "OMAP730 GPIO hardware\n"); - gpio_bank_count = 7; - gpio_bank = gpio_bank_730; - } -#endif -#ifdef CONFIG_ARCH_OMAP850 - if (cpu_is_omap850()) { - printk(KERN_INFO "OMAP850 GPIO hardware\n"); +#if defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) + if (cpu_is_omap7xx()) { gpio_bank_count = 7; - gpio_bank = gpio_bank_850; + gpio_bank = gpio_bank_7xx; + bank_size = SZ_2K; } #endif - #ifdef CONFIG_ARCH_OMAP24XX if (cpu_is_omap242x()) { - int rev; - gpio_bank_count = 4; gpio_bank = gpio_bank_242x; - rev = __raw_readl(gpio_bank[0].base + OMAP24XX_GPIO_REVISION); - printk(KERN_INFO "OMAP242x GPIO hardware version %d.%d\n", - (rev >> 4) & 0x0f, rev & 0x0f); } if (cpu_is_omap243x()) { - int rev; - gpio_bank_count = 5; gpio_bank = gpio_bank_243x; - rev = __raw_readl(gpio_bank[0].base + OMAP24XX_GPIO_REVISION); - printk(KERN_INFO "OMAP243x GPIO hardware version %d.%d\n", - (rev >> 4) & 0x0f, rev & 0x0f); } #endif #ifdef CONFIG_ARCH_OMAP34XX if (cpu_is_omap34xx()) { - int rev; - gpio_bank_count = OMAP34XX_NR_GPIOS; gpio_bank = gpio_bank_34xx; - rev = __raw_readl(gpio_bank[0].base + OMAP24XX_GPIO_REVISION); - printk(KERN_INFO "OMAP34xx GPIO hardware version %d.%d\n", - (rev >> 4) & 0x0f, rev & 0x0f); } #endif #ifdef CONFIG_ARCH_OMAP4 if (cpu_is_omap44xx()) { - int rev; - gpio_bank_count = OMAP34XX_NR_GPIOS; gpio_bank = gpio_bank_44xx; - rev = __raw_readl(gpio_bank[0].base + OMAP4_GPIO_REVISION); - printk(KERN_INFO "OMAP44xx GPIO hardware version %d.%d\n", - (rev >> 4) & 0x0f, rev & 0x0f); } #endif for (i = 0; i < gpio_bank_count; i++) { @@ -1757,6 +1677,14 @@ static int __init _omap_gpio_init(void) bank = &gpio_bank[i]; spin_lock_init(&bank->lock); + + /* Static mapping, never released */ + bank->base = ioremap(bank->pbase, bank_size); + if (!bank->base) { + printk(KERN_ERR "Could not ioremap gpio bank%i\n", i); + continue; + } + if (bank_is_mpuio(bank)) __raw_writew(0xffff, bank->base + OMAP_MPUIO_GPIO_MASKIT); if (cpu_is_omap15xx() && bank->method == METHOD_GPIO_1510) { @@ -1768,11 +1696,11 @@ static int __init _omap_gpio_init(void) __raw_writew(0xffff, bank->base + OMAP1610_GPIO_IRQSTATUS1); __raw_writew(0x0014, bank->base + OMAP1610_GPIO_SYSCONFIG); } - if (cpu_is_omap7xx() && bank->method == METHOD_GPIO_730) { - __raw_writel(0xffffffff, bank->base + OMAP730_GPIO_INT_MASK); - __raw_writel(0x00000000, bank->base + OMAP730_GPIO_INT_STATUS); + if (cpu_is_omap7xx() && bank->method == METHOD_GPIO_7XX) { + __raw_writel(0xffffffff, bank->base + OMAP7XX_GPIO_INT_MASK); + __raw_writel(0x00000000, bank->base + OMAP7XX_GPIO_INT_STATUS); - gpio_count = 32; /* 730 has 32-bit GPIOs */ + gpio_count = 32; /* 7xx has 32-bit GPIOs */ } #if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) || \ @@ -1862,6 +1790,8 @@ static int __init _omap_gpio_init(void) if (cpu_is_omap34xx()) omap_writel(1 << 0, 0x48306814); + omap_gpio_show_rev(); + return 0; } @@ -2160,8 +2090,7 @@ static int dbg_gpio_show(struct seq_file if (bank_is_mpuio(bank)) gpio = OMAP_MPUIO(0); - else if (cpu_class_is_omap2() || cpu_is_omap730() || - cpu_is_omap850()) + else if (cpu_class_is_omap2() || cpu_is_omap7xx()) bankwidth = 32; for (j = 0; j < bankwidth; j++, gpio++, mask <<= 1) { --- a/arch/arm/plat-omap/include/mach/control.h +++ b/arch/arm/plat-omap/include/mach/control.h @@ -20,15 +20,18 @@ #ifndef __ASSEMBLY__ #define OMAP242X_CTRL_REGADDR(reg) \ - OMAP2_IO_ADDRESS(OMAP242X_CTRL_BASE + (reg)) + OMAP2_L4_IO_ADDRESS(OMAP242X_CTRL_BASE + (reg)) #define OMAP243X_CTRL_REGADDR(reg) \ - OMAP2_IO_ADDRESS(OMAP243X_CTRL_BASE + (reg)) + OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE + (reg)) #define OMAP343X_CTRL_REGADDR(reg) \ - OMAP2_IO_ADDRESS(OMAP343X_CTRL_BASE + (reg)) + OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE + (reg)) #else -#define OMAP242X_CTRL_REGADDR(reg) OMAP2_IO_ADDRESS(OMAP242X_CTRL_BASE + (reg)) -#define OMAP243X_CTRL_REGADDR(reg) OMAP2_IO_ADDRESS(OMAP243X_CTRL_BASE + (reg)) -#define OMAP343X_CTRL_REGADDR(reg) OMAP2_IO_ADDRESS(OMAP343X_CTRL_BASE + (reg)) +#define OMAP242X_CTRL_REGADDR(reg) \ + OMAP2_L4_IO_ADDRESS(OMAP242X_CTRL_BASE + (reg)) +#define OMAP243X_CTRL_REGADDR(reg) \ + OMAP2_L4_IO_ADDRESS(OMAP243X_CTRL_BASE + (reg)) +#define OMAP343X_CTRL_REGADDR(reg) \ + OMAP2_L4_IO_ADDRESS(OMAP343X_CTRL_BASE + (reg)) #endif /* __ASSEMBLY__ */ /* @@ -202,6 +205,40 @@ #define OMAP3_PADCONF_WAKEUPEVENT0 (1 << 15) #define OMAP3_PADCONF_WAKEUPENABLE0 (1 << 14) +/* + * CONTROL OMAP STATUS register to identify OMAP3 features + */ +#define OMAP3_CONTROL_OMAP_STATUS 0x044c + +#define OMAP3_SGX_SHIFT 13 +#define OMAP3_SGX_MASK (3 << OMAP3_SGX_SHIFT) +#define FEAT_SGX_FULL 0 +#define FEAT_SGX_HALF 1 +#define FEAT_SGX_NONE 2 + +#define OMAP3_IVA_SHIFT 12 +#define OMAP3_IVA_MASK (1 << OMAP3_SGX_SHIFT) +#define FEAT_IVA 0 +#define FEAT_IVA_NONE 1 + +#define OMAP3_L2CACHE_SHIFT 10 +#define OMAP3_L2CACHE_MASK (3 << OMAP3_L2CACHE_SHIFT) +#define FEAT_L2CACHE_NONE 0 +#define FEAT_L2CACHE_64KB 1 +#define FEAT_L2CACHE_128KB 2 +#define FEAT_L2CACHE_256KB 3 + +#define OMAP3_ISP_SHIFT 5 +#define OMAP3_ISP_MASK (1<< OMAP3_ISP_SHIFT) +#define FEAT_ISP 0 +#define FEAT_ISP_NONE 1 + +#define OMAP3_NEON_SHIFT 4 +#define OMAP3_NEON_MASK (1<< OMAP3_NEON_SHIFT) +#define FEAT_NEON 0 +#define FEAT_NEON_NONE 1 + + #ifndef __ASSEMBLY__ #if defined(CONFIG_ARCH_OMAP2) || defined(CONFIG_ARCH_OMAP3) || \ defined(CONFIG_ARCH_OMAP4) --- a/arch/arm/plat-omap/include/mach/cpu.h +++ b/arch/arm/plat-omap/include/mach/cpu.h @@ -30,6 +30,8 @@ #ifndef __ASM_ARCH_OMAP_CPU_H #define __ASM_ARCH_OMAP_CPU_H +#include <linux/bitops.h> + /* * Omap device type i.e. EMU/HS/TST/GP/BAD */ @@ -57,6 +59,23 @@ struct omap_chip_id { unsigned int omap_rev(void); /* + * Define CPU revision bits + * + * Verbose meaning of the revision bits may be different for a silicon + * family. This difference can be handled separately. + */ +#define OMAP_REVBITS_00 0x00 +#define OMAP_REVBITS_10 0x10 +#define OMAP_REVBITS_20 0x20 +#define OMAP_REVBITS_30 0x30 +#define OMAP_REVBITS_40 0x40 + +/* + * Get the CPU revision for OMAP devices + */ +#define GET_OMAP_REVISION() ((omap_rev() >> 8) & 0xff) + +/* * Test if multicore OMAP support is needed */ #undef MULTI_OMAP1 @@ -161,6 +180,7 @@ IS_OMAP_CLASS(34xx, 0x34) IS_OMAP_SUBCLASS(242x, 0x242) IS_OMAP_SUBCLASS(243x, 0x243) IS_OMAP_SUBCLASS(343x, 0x343) +IS_OMAP_SUBCLASS(363x, 0x363) #define cpu_is_omap7xx() 0 #define cpu_is_omap15xx() 0 @@ -301,7 +321,12 @@ IS_OMAP_TYPE(3430, 0x3430) #define cpu_is_omap2422() 0 #define cpu_is_omap2423() 0 #define cpu_is_omap2430() 0 +#define cpu_is_omap3503() 0 +#define cpu_is_omap3515() 0 +#define cpu_is_omap3525() 0 +#define cpu_is_omap3530() 0 #define cpu_is_omap3430() 0 +#define cpu_is_omap3630() 0 /* * Whether we have MULTI_OMAP1 or not, we still need to distinguish @@ -351,7 +376,23 @@ IS_OMAP_TYPE(3430, 0x3430) #if defined(CONFIG_ARCH_OMAP34XX) # undef cpu_is_omap3430 +# undef cpu_is_omap3503 +# undef cpu_is_omap3515 +# undef cpu_is_omap3525 +# undef cpu_is_omap3530 # define cpu_is_omap3430() is_omap3430() +# define cpu_is_omap3503 (cpu_is_omap3430() && \ + (!omap3_has_iva()) && \ + (!omap3_has_sgx())) +# define cpu_is_omap3515 (cpu_is_omap3430() && \ + (omap3_has_iva()) && \ + (!omap3_has_sgx())) +# define cpu_is_omap3525 (cpu_is_omap3430() && \ + (omap3_has_sgx()) && \ + (!omap3_has_iva())) +# define cpu_is_omap3530 (cpu_is_omap3430()) +# undef cpu_is_omap3630 +# define cpu_is_omap3630() is_omap363x() #endif # if defined(CONFIG_ARCH_OMAP4) @@ -382,6 +423,14 @@ IS_OMAP_TYPE(3430, 0x3430) #define OMAP3430_REV_ES3_0 0x34303034 #define OMAP3430_REV_ES3_1 0x34304034 +#define OMAP3630_REV_ES1_0 0x36300034 + +#define OMAP35XX_CLASS 0x35000034 +#define OMAP3503_REV(v) (OMAP35XX_CLASS | (0x3503 << 16) | (v << 12)) +#define OMAP3515_REV(v) (OMAP35XX_CLASS | (0x3515 << 16) | (v << 12)) +#define OMAP3525_REV(v) (OMAP35XX_CLASS | (0x3525 << 16) | (v << 12)) +#define OMAP3530_REV(v) (OMAP35XX_CLASS | (0x3530 << 16) | (v << 12)) + #define OMAP443X_CLASS 0x44300034 /* @@ -423,4 +472,27 @@ IS_OMAP_TYPE(3430, 0x3430) int omap_chip_is(struct omap_chip_id oci); void omap2_check_revision(void); +/* + * Runtime detection of OMAP3 features + */ +extern u32 omap3_features; + +#define OMAP3_HAS_L2CACHE BIT(0) +#define OMAP3_HAS_IVA BIT(1) +#define OMAP3_HAS_SGX BIT(2) +#define OMAP3_HAS_NEON BIT(3) +#define OMAP3_HAS_ISP BIT(4) + +#define OMAP3_HAS_FEATURE(feat,flag) \ +static inline unsigned int omap3_has_ ##feat(void) \ +{ \ + return (omap3_features & OMAP3_HAS_ ##flag); \ +} \ + +OMAP3_HAS_FEATURE(l2cache, L2CACHE) +OMAP3_HAS_FEATURE(sgx, SGX) +OMAP3_HAS_FEATURE(iva, IVA) +OMAP3_HAS_FEATURE(neon, NEON) +OMAP3_HAS_FEATURE(isp, ISP) + #endif --- a/arch/arm/plat-omap/include/mach/debug-macro.S +++ b/arch/arm/plat-omap/include/mach/debug-macro.S @@ -27,7 +27,7 @@ #elif CONFIG_ARCH_OMAP2 moveq \rx, #0x48000000 @ physical base address - movne \rx, #0xd8000000 @ virtual base + movne \rx, #0xfa000000 @ virtual base orr \rx, \rx, #0x0006a000 #ifdef CONFIG_OMAP_LL_DEBUG_UART2 add \rx, \rx, #0x00002000 @ UART 2 @@ -38,7 +38,7 @@ #elif defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4) moveq \rx, #0x48000000 @ physical base address - movne \rx, #0xd8000000 @ virtual base + movne \rx, #0xfa000000 @ virtual base orr \rx, \rx, #0x0006a000 #ifdef CONFIG_OMAP_LL_DEBUG_UART2 add \rx, \rx, #0x00002000 @ UART 2 --- a/arch/arm/plat-omap/include/mach/entry-macro.S +++ b/arch/arm/plat-omap/include/mach/entry-macro.S @@ -17,11 +17,11 @@ #if defined(CONFIG_ARCH_OMAP1) -#if defined(CONFIG_ARCH_OMAP730) && \ +#if (defined(CONFIG_ARCH_OMAP730)||defined(CONFIG_ARCH_OMAP850)) && \ (defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX)) -#error "FIXME: OMAP730 doesn't support multiple-OMAP" -#elif defined(CONFIG_ARCH_OMAP730) -#define INT_IH2_IRQ INT_730_IH2_IRQ +#error "FIXME: OMAP7XX doesn't support multiple-OMAP" +#elif defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) +#define INT_IH2_IRQ INT_7XX_IH2_IRQ #elif defined(CONFIG_ARCH_OMAP15XX) #define INT_IH2_IRQ INT_1510_IH2_IRQ #elif defined(CONFIG_ARCH_OMAP16XX) @@ -68,9 +68,9 @@ /* REVISIT: This should be set dynamically if CONFIG_MULTI_OMAP2 is selected */ #if defined(CONFIG_ARCH_OMAP2420) || defined(CONFIG_ARCH_OMAP2430) -#define OMAP2_VA_IC_BASE OMAP2_IO_ADDRESS(OMAP24XX_IC_BASE) +#define OMAP2_VA_IC_BASE OMAP2_L4_IO_ADDRESS(OMAP24XX_IC_BASE) #elif defined(CONFIG_ARCH_OMAP34XX) -#define OMAP2_VA_IC_BASE OMAP2_IO_ADDRESS(OMAP34XX_IC_BASE) +#define OMAP2_VA_IC_BASE OMAP2_L4_IO_ADDRESS(OMAP34XX_IC_BASE) #endif #if defined(CONFIG_ARCH_OMAP4) #include <mach/omap44xx.h> @@ -104,6 +104,8 @@ .endm #else +#define OMAP44XX_VA_GIC_CPU_BASE OMAP2_L4_IO_ADDRESS(OMAP44XX_GIC_CPU_BASE) + /* * The interrupt numbering scheme is defined in the * interrupt controller spec. To wit: --- a/arch/arm/plat-omap/include/mach/hardware.h +++ b/arch/arm/plat-omap/include/mach/hardware.h @@ -280,7 +280,7 @@ * --------------------------------------------------------------------------- */ -#include "omap730.h" +#include "omap7xx.h" #include "omap1510.h" #include "omap16xx.h" #include "omap24xx.h" --- a/arch/arm/plat-omap/include/mach/io.h +++ b/arch/arm/plat-omap/include/mach/io.h @@ -63,8 +63,24 @@ #define OMAP1_IO_OFFSET 0x01000000 /* Virtual IO = 0xfefb0000 */ #define OMAP1_IO_ADDRESS(pa) IOMEM((pa) - OMAP1_IO_OFFSET) -#define OMAP2_IO_OFFSET 0x90000000 -#define OMAP2_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_IO_OFFSET) /* L3 and L4 */ +#define OMAP2_L3_IO_OFFSET 0x90000000 +#define OMAP2_L3_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_L3_IO_OFFSET) /* L3 */ + + +#define OMAP2_L4_IO_OFFSET 0xb2000000 +#define OMAP2_L4_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_L4_IO_OFFSET) /* L4 */ + +#define OMAP4_L3_IO_OFFSET 0xb4000000 +#define OMAP4_L3_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_IO_OFFSET) /* L3 */ + +#define OMAP4_L3_PER_IO_OFFSET 0xb1100000 +#define OMAP4_L3_PER_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_L3_PER_IO_OFFSET) + +#define OMAP4_GPMC_IO_OFFSET 0xa9000000 +#define OMAP4_GPMC_IO_ADDRESS(pa) IOMEM((pa) + OMAP4_GPMC_IO_OFFSET) + +#define OMAP2_EMU_IO_OFFSET 0xaa800000 /* Emulation */ +#define OMAP2_EMU_IO_ADDRESS(pa) IOMEM((pa) + OMAP2_EMU_IO_OFFSET) /* * ---------------------------------------------------------------------------- @@ -83,24 +99,27 @@ */ /* We map both L3 and L4 on OMAP2 */ -#define L3_24XX_PHYS L3_24XX_BASE /* 0x68000000 */ -#define L3_24XX_VIRT 0xf8000000 +#define L3_24XX_PHYS L3_24XX_BASE /* 0x68000000 --> 0xf8000000*/ +#define L3_24XX_VIRT (L3_24XX_PHYS + OMAP2_L3_IO_OFFSET) #define L3_24XX_SIZE SZ_1M /* 44kB of 128MB used, want 1MB sect */ -#define L4_24XX_PHYS L4_24XX_BASE /* 0x48000000 */ -#define L4_24XX_VIRT 0xd8000000 +#define L4_24XX_PHYS L4_24XX_BASE /* 0x48000000 --> 0xfa000000 */ +#define L4_24XX_VIRT (L4_24XX_PHYS + OMAP2_L4_IO_OFFSET) #define L4_24XX_SIZE SZ_1M /* 1MB of 128MB used, want 1MB sect */ -#define L4_WK_243X_PHYS L4_WK_243X_BASE /* 0x49000000 */ -#define L4_WK_243X_VIRT 0xd9000000 +#define L4_WK_243X_PHYS L4_WK_243X_BASE /* 0x49000000 --> 0xfb000000 */ +#define L4_WK_243X_VIRT (L4_WK_243X_PHYS + OMAP2_L4_IO_OFFSET) #define L4_WK_243X_SIZE SZ_1M -#define OMAP243X_GPMC_PHYS OMAP243X_GPMC_BASE /* 0x49000000 */ -#define OMAP243X_GPMC_VIRT 0xFE000000 +#define OMAP243X_GPMC_PHYS OMAP243X_GPMC_BASE +#define OMAP243X_GPMC_VIRT (OMAP243X_GPMC_PHYS + OMAP2_L3_IO_OFFSET) + /* 0x6e000000 --> 0xfe000000 */ #define OMAP243X_GPMC_SIZE SZ_1M #define OMAP243X_SDRC_PHYS OMAP243X_SDRC_BASE -#define OMAP243X_SDRC_VIRT 0xFD000000 + /* 0x6D000000 --> 0xfd000000 */ +#define OMAP243X_SDRC_VIRT (OMAP243X_SDRC_PHYS + OMAP2_L3_IO_OFFSET) #define OMAP243X_SDRC_SIZE SZ_1M #define OMAP243X_SMS_PHYS OMAP243X_SMS_BASE -#define OMAP243X_SMS_VIRT 0xFC000000 + /* 0x6c000000 --> 0xfc000000 */ +#define OMAP243X_SMS_VIRT (OMAP243X_SMS_PHYS + OMAP2_L3_IO_OFFSET) #define OMAP243X_SMS_SIZE SZ_1M /* DSP */ @@ -121,12 +140,12 @@ */ /* We map both L3 and L4 on OMAP3 */ -#define L3_34XX_PHYS L3_34XX_BASE /* 0x68000000 */ -#define L3_34XX_VIRT 0xf8000000 +#define L3_34XX_PHYS L3_34XX_BASE /* 0x68000000 --> 0xf8000000 */ +#define L3_34XX_VIRT (L3_34XX_PHYS + OMAP2_L3_IO_OFFSET) #define L3_34XX_SIZE SZ_1M /* 44kB of 128MB used, want 1MB sect */ -#define L4_34XX_PHYS L4_34XX_BASE /* 0x48000000 */ -#define L4_34XX_VIRT 0xd8000000 +#define L4_34XX_PHYS L4_34XX_BASE /* 0x48000000 --> 0xfa000000 */ +#define L4_34XX_VIRT (L4_34XX_PHYS + OMAP2_L4_IO_OFFSET) #define L4_34XX_SIZE SZ_4M /* 1MB of 128MB used, want 1MB sect */ /* @@ -134,28 +153,33 @@ * VPOM3430 was not working for Int controller */ -#define L4_WK_34XX_PHYS L4_WK_34XX_BASE /* 0x48300000 */ -#define L4_WK_34XX_VIRT 0xd8300000 +#define L4_WK_34XX_PHYS L4_WK_34XX_BASE /* 0x48300000 --> 0xfa300000 */ +#define L4_WK_34XX_VIRT (L4_WK_34XX_PHYS + OMAP2_L4_IO_OFFSET) #define L4_WK_34XX_SIZE SZ_1M -#define L4_PER_34XX_PHYS L4_PER_34XX_BASE /* 0x49000000 */ -#define L4_PER_34XX_VIRT 0xd9000000 +#define L4_PER_34XX_PHYS L4_PER_34XX_BASE + /* 0x49000000 --> 0xfb000000 */ +#define L4_PER_34XX_VIRT (L4_PER_34XX_PHYS + OMAP2_L4_IO_OFFSET) #define L4_PER_34XX_SIZE SZ_1M -#define L4_EMU_34XX_PHYS L4_EMU_34XX_BASE /* 0x54000000 */ -#define L4_EMU_34XX_VIRT 0xe4000000 -#define L4_EMU_34XX_SIZE SZ_64M - -#define OMAP34XX_GPMC_PHYS OMAP34XX_GPMC_BASE /* 0x6E000000 */ -#define OMAP34XX_GPMC_VIRT 0xFE000000 +#define L4_EMU_34XX_PHYS L4_EMU_34XX_BASE + /* 0x54000000 --> 0xfe800000 */ +#define L4_EMU_34XX_VIRT (L4_EMU_34XX_PHYS + OMAP2_EMU_IO_OFFSET) +#define L4_EMU_34XX_SIZE SZ_8M + +#define OMAP34XX_GPMC_PHYS OMAP34XX_GPMC_BASE + /* 0x6e000000 --> 0xfe000000 */ +#define OMAP34XX_GPMC_VIRT (OMAP34XX_GPMC_PHYS + OMAP2_L3_IO_OFFSET) #define OMAP34XX_GPMC_SIZE SZ_1M -#define OMAP343X_SMS_PHYS OMAP343X_SMS_BASE /* 0x6C000000 */ -#define OMAP343X_SMS_VIRT 0xFC000000 +#define OMAP343X_SMS_PHYS OMAP343X_SMS_BASE + /* 0x6c000000 --> 0xfc000000 */ +#define OMAP343X_SMS_VIRT (OMAP343X_SMS_PHYS + OMAP2_L3_IO_OFFSET) #define OMAP343X_SMS_SIZE SZ_1M -#define OMAP343X_SDRC_PHYS OMAP343X_SDRC_BASE /* 0x6D000000 */ -#define OMAP343X_SDRC_VIRT 0xFD000000 +#define OMAP343X_SDRC_PHYS OMAP343X_SDRC_BASE + /* 0x6D000000 --> 0xfd000000 */ +#define OMAP343X_SDRC_VIRT (OMAP343X_SDRC_PHYS + OMAP2_L3_IO_OFFSET) #define OMAP343X_SDRC_SIZE SZ_1M /* DSP */ @@ -176,32 +200,54 @@ */ /* We map both L3 and L4 on OMAP4 */ -#define L3_44XX_PHYS L3_44XX_BASE -#define L3_44XX_VIRT 0xd4000000 +#define L3_44XX_PHYS L3_44XX_BASE /* 0x44000000 --> 0xf8000000 */ +#define L3_44XX_VIRT (L3_44XX_PHYS + OMAP4_L3_IO_OFFSET) #define L3_44XX_SIZE SZ_1M -#define L4_44XX_PHYS L4_44XX_BASE -#define L4_44XX_VIRT 0xda000000 +#define L4_44XX_PHYS L4_44XX_BASE /* 0x4a000000 --> 0xfc000000 */ +#define L4_44XX_VIRT (L4_44XX_PHYS + OMAP2_L4_IO_OFFSET) #define L4_44XX_SIZE SZ_4M -#define L4_WK_44XX_PHYS L4_WK_44XX_BASE -#define L4_WK_44XX_VIRT 0xda300000 +#define L4_WK_44XX_PHYS L4_WK_44XX_BASE /* 0x4a300000 --> 0xfc300000 */ +#define L4_WK_44XX_VIRT (L4_WK_44XX_PHYS + OMAP2_L4_IO_OFFSET) #define L4_WK_44XX_SIZE SZ_1M #define L4_PER_44XX_PHYS L4_PER_44XX_BASE -#define L4_PER_44XX_VIRT 0xd8000000 + /* 0x48000000 --> 0xfa000000 */ +#define L4_PER_44XX_VIRT (L4_PER_44XX_PHYS + OMAP2_L4_IO_OFFSET) #define L4_PER_44XX_SIZE SZ_4M +#define L4_ABE_44XX_PHYS L4_ABE_44XX_BASE + /* 0x49000000 --> 0xfb000000 */ +#define L4_ABE_44XX_VIRT (L4_ABE_44XX_PHYS + OMAP2_L4_IO_OFFSET) +#define L4_ABE_44XX_SIZE SZ_1M + #define L4_EMU_44XX_PHYS L4_EMU_44XX_BASE -#define L4_EMU_44XX_VIRT 0xe4000000 -#define L4_EMU_44XX_SIZE SZ_64M + /* 0x54000000 --> 0xfe800000 */ +#define L4_EMU_44XX_VIRT (L4_EMU_44XX_PHYS + OMAP2_EMU_IO_OFFSET) +#define L4_EMU_44XX_SIZE SZ_8M #define OMAP44XX_GPMC_PHYS OMAP44XX_GPMC_BASE -#define OMAP44XX_GPMC_VIRT 0xe0000000 + /* 0x50000000 --> 0xf9000000 */ +#define OMAP44XX_GPMC_VIRT (OMAP44XX_GPMC_PHYS + OMAP4_GPMC_IO_OFFSET) #define OMAP44XX_GPMC_SIZE SZ_1M +#define OMAP44XX_EMIF1_PHYS OMAP44XX_EMIF1_BASE + /* 0x4c000000 --> 0xfd100000 */ +#define OMAP44XX_EMIF1_VIRT (OMAP44XX_EMIF1_PHYS + OMAP4_L3_PER_IO_OFFSET) +#define OMAP44XX_EMIF1_SIZE SZ_1M + +#define OMAP44XX_EMIF2_PHYS OMAP44XX_EMIF2_BASE + /* 0x4d000000 --> 0xfd200000 */ +#define OMAP44XX_EMIF2_VIRT (OMAP44XX_EMIF2_PHYS + OMAP4_L3_PER_IO_OFFSET) +#define OMAP44XX_EMIF2_SIZE SZ_1M + +#define OMAP44XX_DMM_PHYS OMAP44XX_DMM_BASE + /* 0x4e000000 --> 0xfd300000 */ +#define OMAP44XX_DMM_VIRT (OMAP44XX_DMM_PHYS + OMAP4_L3_PER_IO_OFFSET) +#define OMAP44XX_DMM_SIZE SZ_1M /* * ---------------------------------------------------------------------------- * Omap specific register access --- a/arch/arm/plat-omap/include/mach/irqs.h +++ b/arch/arm/plat-omap/include/mach/irqs.h @@ -86,49 +86,26 @@ #define INT_1610_SSR_FIFO_0 29 /* - * OMAP-730 specific IRQ numbers for interrupt handler 1 + * OMAP-7xx specific IRQ numbers for interrupt handler 1 */ -#define INT_730_IH2_FIQ 0 -#define INT_730_IH2_IRQ 1 -#define INT_730_USB_NON_ISO 2 -#define INT_730_USB_ISO 3 -#define INT_730_ICR 4 -#define INT_730_EAC 5 -#define INT_730_GPIO_BANK1 6 -#define INT_730_GPIO_BANK2 7 -#define INT_730_GPIO_BANK3 8 -#define INT_730_McBSP2TX 10 -#define INT_730_McBSP2RX 11 -#define INT_730_McBSP2RX_OVF 12 -#define INT_730_LCD_LINE 14 -#define INT_730_GSM_PROTECT 15 -#define INT_730_TIMER3 16 -#define INT_730_GPIO_BANK5 17 -#define INT_730_GPIO_BANK6 18 -#define INT_730_SPGIO_WR 29 - -/* - * OMAP-850 specific IRQ numbers for interrupt handler 1 - */ -#define INT_850_IH2_FIQ 0 -#define INT_850_IH2_IRQ 1 -#define INT_850_USB_NON_ISO 2 -#define INT_850_USB_ISO 3 -#define INT_850_ICR 4 -#define INT_850_EAC 5 -#define INT_850_GPIO_BANK1 6 -#define INT_850_GPIO_BANK2 7 -#define INT_850_GPIO_BANK3 8 -#define INT_850_McBSP2TX 10 -#define INT_850_McBSP2RX 11 -#define INT_850_McBSP2RX_OVF 12 -#define INT_850_LCD_LINE 14 -#define INT_850_GSM_PROTECT 15 -#define INT_850_TIMER3 16 -#define INT_850_GPIO_BANK5 17 -#define INT_850_GPIO_BANK6 18 -#define INT_850_SPGIO_WR 29 - +#define INT_7XX_IH2_FIQ 0 +#define INT_7XX_IH2_IRQ 1 +#define INT_7XX_USB_NON_ISO 2 +#define INT_7XX_USB_ISO 3 +#define INT_7XX_ICR 4 +#define INT_7XX_EAC 5 +#define INT_7XX_GPIO_BANK1 6 +#define INT_7XX_GPIO_BANK2 7 +#define INT_7XX_GPIO_BANK3 8 +#define INT_7XX_McBSP2TX 10 +#define INT_7XX_McBSP2RX 11 +#define INT_7XX_McBSP2RX_OVF 12 +#define INT_7XX_LCD_LINE 14 +#define INT_7XX_GSM_PROTECT 15 +#define INT_7XX_TIMER3 16 +#define INT_7XX_GPIO_BANK5 17 +#define INT_7XX_GPIO_BANK6 18 +#define INT_7XX_SPGIO_WR 29 /* * IRQ numbers for interrupt handler 2 @@ -206,120 +183,62 @@ #define INT_1610_SHA1MD5 (91 + IH2_BASE) /* - * OMAP-730 specific IRQ numbers for interrupt handler 2 - */ -#define INT_730_HW_ERRORS (0 + IH2_BASE) -#define INT_730_NFIQ_PWR_FAIL (1 + IH2_BASE) -#define INT_730_CFCD (2 + IH2_BASE) -#define INT_730_CFIREQ (3 + IH2_BASE) -#define INT_730_I2C (4 + IH2_BASE) -#define INT_730_PCC (5 + IH2_BASE) -#define INT_730_MPU_EXT_NIRQ (6 + IH2_BASE) -#define INT_730_SPI_100K_1 (7 + IH2_BASE) -#define INT_730_SYREN_SPI (8 + IH2_BASE) -#define INT_730_VLYNQ (9 + IH2_BASE) -#define INT_730_GPIO_BANK4 (10 + IH2_BASE) -#define INT_730_McBSP1TX (11 + IH2_BASE) -#define INT_730_McBSP1RX (12 + IH2_BASE) -#define INT_730_McBSP1RX_OF (13 + IH2_BASE) -#define INT_730_UART_MODEM_IRDA_2 (14 + IH2_BASE) -#define INT_730_UART_MODEM_1 (15 + IH2_BASE) -#define INT_730_MCSI (16 + IH2_BASE) -#define INT_730_uWireTX (17 + IH2_BASE) -#define INT_730_uWireRX (18 + IH2_BASE) -#define INT_730_SMC_CD (19 + IH2_BASE) -#define INT_730_SMC_IREQ (20 + IH2_BASE) -#define INT_730_HDQ_1WIRE (21 + IH2_BASE) -#define INT_730_TIMER32K (22 + IH2_BASE) -#define INT_730_MMC_SDIO (23 + IH2_BASE) -#define INT_730_UPLD (24 + IH2_BASE) -#define INT_730_USB_HHC_1 (27 + IH2_BASE) -#define INT_730_USB_HHC_2 (28 + IH2_BASE) -#define INT_730_USB_GENI (29 + IH2_BASE) -#define INT_730_USB_OTG (30 + IH2_BASE) -#define INT_730_CAMERA_IF (31 + IH2_BASE) -#define INT_730_RNG (32 + IH2_BASE) -#define INT_730_DUAL_MODE_TIMER (33 + IH2_BASE) -#define INT_730_DBB_RF_EN (34 + IH2_BASE) -#define INT_730_MPUIO_KEYPAD (35 + IH2_BASE) -#define INT_730_SHA1_MD5 (36 + IH2_BASE) -#define INT_730_SPI_100K_2 (37 + IH2_BASE) -#define INT_730_RNG_IDLE (38 + IH2_BASE) -#define INT_730_MPUIO (39 + IH2_BASE) -#define INT_730_LLPC_LCD_CTRL_CAN_BE_OFF (40 + IH2_BASE) -#define INT_730_LLPC_OE_FALLING (41 + IH2_BASE) -#define INT_730_LLPC_OE_RISING (42 + IH2_BASE) -#define INT_730_LLPC_VSYNC (43 + IH2_BASE) -#define INT_730_WAKE_UP_REQ (46 + IH2_BASE) -#define INT_730_DMA_CH6 (53 + IH2_BASE) -#define INT_730_DMA_CH7 (54 + IH2_BASE) -#define INT_730_DMA_CH8 (55 + IH2_BASE) -#define INT_730_DMA_CH9 (56 + IH2_BASE) -#define INT_730_DMA_CH10 (57 + IH2_BASE) -#define INT_730_DMA_CH11 (58 + IH2_BASE) -#define INT_730_DMA_CH12 (59 + IH2_BASE) -#define INT_730_DMA_CH13 (60 + IH2_BASE) -#define INT_730_DMA_CH14 (61 + IH2_BASE) -#define INT_730_DMA_CH15 (62 + IH2_BASE) -#define INT_730_NAND (63 + IH2_BASE) - -/* - * OMAP-850 specific IRQ numbers for interrupt handler 2 + * OMAP-7xx specific IRQ numbers for interrupt handler 2 */ -#define INT_850_HW_ERRORS (0 + IH2_BASE) -#define INT_850_NFIQ_PWR_FAIL (1 + IH2_BASE) -#define INT_850_CFCD (2 + IH2_BASE) -#define INT_850_CFIREQ (3 + IH2_BASE) -#define INT_850_I2C (4 + IH2_BASE) -#define INT_850_PCC (5 + IH2_BASE) -#define INT_850_MPU_EXT_NIRQ (6 + IH2_BASE) -#define INT_850_SPI_100K_1 (7 + IH2_BASE) -#define INT_850_SYREN_SPI (8 + IH2_BASE) -#define INT_850_VLYNQ (9 + IH2_BASE) -#define INT_850_GPIO_BANK4 (10 + IH2_BASE) -#define INT_850_McBSP1TX (11 + IH2_BASE) -#define INT_850_McBSP1RX (12 + IH2_BASE) -#define INT_850_McBSP1RX_OF (13 + IH2_BASE) -#define INT_850_UART_MODEM_IRDA_2 (14 + IH2_BASE) -#define INT_850_UART_MODEM_1 (15 + IH2_BASE) -#define INT_850_MCSI (16 + IH2_BASE) -#define INT_850_uWireTX (17 + IH2_BASE) -#define INT_850_uWireRX (18 + IH2_BASE) -#define INT_850_SMC_CD (19 + IH2_BASE) -#define INT_850_SMC_IREQ (20 + IH2_BASE) -#define INT_850_HDQ_1WIRE (21 + IH2_BASE) -#define INT_850_TIMER32K (22 + IH2_BASE) -#define INT_850_MMC_SDIO (23 + IH2_BASE) -#define INT_850_UPLD (24 + IH2_BASE) -#define INT_850_USB_HHC_1 (27 + IH2_BASE) -#define INT_850_USB_HHC_2 (28 + IH2_BASE) -#define INT_850_USB_GENI (29 + IH2_BASE) -#define INT_850_USB_OTG (30 + IH2_BASE) -#define INT_850_CAMERA_IF (31 + IH2_BASE) -#define INT_850_RNG (32 + IH2_BASE) -#define INT_850_DUAL_MODE_TIMER (33 + IH2_BASE) -#define INT_850_DBB_RF_EN (34 + IH2_BASE) -#define INT_850_MPUIO_KEYPAD (35 + IH2_BASE) -#define INT_850_SHA1_MD5 (36 + IH2_BASE) -#define INT_850_SPI_100K_2 (37 + IH2_BASE) -#define INT_850_RNG_IDLE (38 + IH2_BASE) -#define INT_850_MPUIO (39 + IH2_BASE) -#define INT_850_LLPC_LCD_CTRL_CAN_BE_OFF (40 + IH2_BASE) -#define INT_850_LLPC_OE_FALLING (41 + IH2_BASE) -#define INT_850_LLPC_OE_RISING (42 + IH2_BASE) -#define INT_850_LLPC_VSYNC (43 + IH2_BASE) -#define INT_850_WAKE_UP_REQ (46 + IH2_BASE) -#define INT_850_DMA_CH6 (53 + IH2_BASE) -#define INT_850_DMA_CH7 (54 + IH2_BASE) -#define INT_850_DMA_CH8 (55 + IH2_BASE) -#define INT_850_DMA_CH9 (56 + IH2_BASE) -#define INT_850_DMA_CH10 (57 + IH2_BASE) -#define INT_850_DMA_CH11 (58 + IH2_BASE) -#define INT_850_DMA_CH12 (59 + IH2_BASE) -#define INT_850_DMA_CH13 (60 + IH2_BASE) -#define INT_850_DMA_CH14 (61 + IH2_BASE) -#define INT_850_DMA_CH15 (62 + IH2_BASE) -#define INT_850_NAND (63 + IH2_BASE) +#define INT_7XX_HW_ERRORS (0 + IH2_BASE) +#define INT_7XX_NFIQ_PWR_FAIL (1 + IH2_BASE) +#define INT_7XX_CFCD (2 + IH2_BASE) +#define INT_7XX_CFIREQ (3 + IH2_BASE) +#define INT_7XX_I2C (4 + IH2_BASE) +#define INT_7XX_PCC (5 + IH2_BASE) +#define INT_7XX_MPU_EXT_NIRQ (6 + IH2_BASE) +#define INT_7XX_SPI_100K_1 (7 + IH2_BASE) +#define INT_7XX_SYREN_SPI (8 + IH2_BASE) +#define INT_7XX_VLYNQ (9 + IH2_BASE) +#define INT_7XX_GPIO_BANK4 (10 + IH2_BASE) +#define INT_7XX_McBSP1TX (11 + IH2_BASE) +#define INT_7XX_McBSP1RX (12 + IH2_BASE) +#define INT_7XX_McBSP1RX_OF (13 + IH2_BASE) +#define INT_7XX_UART_MODEM_IRDA_2 (14 + IH2_BASE) +#define INT_7XX_UART_MODEM_1 (15 + IH2_BASE) +#define INT_7XX_MCSI (16 + IH2_BASE) +#define INT_7XX_uWireTX (17 + IH2_BASE) +#define INT_7XX_uWireRX (18 + IH2_BASE) +#define INT_7XX_SMC_CD (19 + IH2_BASE) +#define INT_7XX_SMC_IREQ (20 + IH2_BASE) +#define INT_7XX_HDQ_1WIRE (21 + IH2_BASE) +#define INT_7XX_TIMER32K (22 + IH2_BASE) +#define INT_7XX_MMC_SDIO (23 + IH2_BASE) +#define INT_7XX_UPLD (24 + IH2_BASE) +#define INT_7XX_USB_HHC_1 (27 + IH2_BASE) +#define INT_7XX_USB_HHC_2 (28 + IH2_BASE) +#define INT_7XX_USB_GENI (29 + IH2_BASE) +#define INT_7XX_USB_OTG (30 + IH2_BASE) +#define INT_7XX_CAMERA_IF (31 + IH2_BASE) +#define INT_7XX_RNG (32 + IH2_BASE) +#define INT_7XX_DUAL_MODE_TIMER (33 + IH2_BASE) +#define INT_7XX_DBB_RF_EN (34 + IH2_BASE) +#define INT_7XX_MPUIO_KEYPAD (35 + IH2_BASE) +#define INT_7XX_SHA1_MD5 (36 + IH2_BASE) +#define INT_7XX_SPI_100K_2 (37 + IH2_BASE) +#define INT_7XX_RNG_IDLE (38 + IH2_BASE) +#define INT_7XX_MPUIO (39 + IH2_BASE) +#define INT_7XX_LLPC_LCD_CTRL_CAN_BE_OFF (40 + IH2_BASE) +#define INT_7XX_LLPC_OE_FALLING (41 + IH2_BASE) +#define INT_7XX_LLPC_OE_RISING (42 + IH2_BASE) +#define INT_7XX_LLPC_VSYNC (43 + IH2_BASE) +#define INT_7XX_WAKE_UP_REQ (46 + IH2_BASE) +#define INT_7XX_DMA_CH6 (53 + IH2_BASE) +#define INT_7XX_DMA_CH7 (54 + IH2_BASE) +#define INT_7XX_DMA_CH8 (55 + IH2_BASE) +#define INT_7XX_DMA_CH9 (56 + IH2_BASE) +#define INT_7XX_DMA_CH10 (57 + IH2_BASE) +#define INT_7XX_DMA_CH11 (58 + IH2_BASE) +#define INT_7XX_DMA_CH12 (59 + IH2_BASE) +#define INT_7XX_DMA_CH13 (60 + IH2_BASE) +#define INT_7XX_DMA_CH14 (61 + IH2_BASE) +#define INT_7XX_DMA_CH15 (62 + IH2_BASE) +#define INT_7XX_NAND (63 + IH2_BASE) #define INT_24XX_SYS_NIRQ 7 #define INT_24XX_SDMA_IRQ0 12 --- a/arch/arm/plat-omap/include/mach/mcbsp.h +++ b/arch/arm/plat-omap/include/mach/mcbsp.h @@ -30,8 +30,8 @@ #include <mach/hardware.h> #include <mach/clock.h> -#define OMAP730_MCBSP1_BASE 0xfffb1000 -#define OMAP730_MCBSP2_BASE 0xfffb1800 +#define OMAP7XX_MCBSP1_BASE 0xfffb1000 +#define OMAP7XX_MCBSP2_BASE 0xfffb1800 #define OMAP1510_MCBSP1_BASE 0xe1011800 #define OMAP1510_MCBSP2_BASE 0xfffb1000 @@ -58,7 +58,7 @@ #define OMAP44XX_MCBSP3_BASE 0x49026000 #define OMAP44XX_MCBSP4_BASE 0x48074000 -#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP730) +#if defined(CONFIG_ARCH_OMAP15XX) || defined(CONFIG_ARCH_OMAP16XX) || defined(CONFIG_ARCH_OMAP730) || defined(CONFIG_ARCH_OMAP850) #define OMAP_MCBSP_REG_DRR2 0x00 #define OMAP_MCBSP_REG_DRR1 0x02 --- a/arch/arm/plat-omap/include/mach/mux.h +++ b/arch/arm/plat-omap/include/mach/mux.h @@ -51,23 +51,13 @@ .pu_pd_reg = PU_PD_SEL_##reg, \ .pu_pd_val = status, -#define MUX_REG_730(reg, mode_offset, mode) .mux_reg_name = "OMAP730_IO_CONF_"#reg, \ - .mux_reg = OMAP730_IO_CONF_##reg, \ +#define MUX_REG_7XX(reg, mode_offset, mode) .mux_reg_name = "OMAP7XX_IO_CONF_"#reg, \ + .mux_reg = OMAP7XX_IO_CONF_##reg, \ .mask_offset = mode_offset, \ .mask = mode, -#define PULL_REG_730(reg, bit, status) .pull_name = "OMAP730_IO_CONF_"#reg, \ - .pull_reg = OMAP730_IO_CONF_##reg, \ - .pull_bit = bit, \ - .pull_val = status, - -#define MUX_REG_850(reg, mode_offset, mode) .mux_reg_name = "OMAP850_IO_CONF_"#reg, \ - .mux_reg = OMAP850_IO_CONF_##reg, \ - .mask_offset = mode_offset, \ - .mask = mode, - -#define PULL_REG_850(reg, bit, status) .pull_name = "OMAP850_IO_CONF_"#reg, \ - .pull_reg = OMAP850_IO_CONF_##reg, \ +#define PULL_REG_7XX(reg, bit, status) .pull_name = "OMAP7XX_IO_CONF_"#reg, \ + .pull_reg = OMAP7XX_IO_CONF_##reg, \ .pull_bit = bit, \ .pull_val = status, @@ -84,21 +74,12 @@ #define PU_PD_REG(reg, status) .pu_pd_reg = PU_PD_SEL_##reg, \ .pu_pd_val = status, -#define MUX_REG_730(reg, mode_offset, mode) \ - .mux_reg = OMAP730_IO_CONF_##reg, \ +#define MUX_REG_7XX(reg, mode_offset, mode) \ + .mux_reg = OMAP7XX_IO_CONF_##reg, \ .mask_offset = mode_offset, \ .mask = mode, -#define PULL_REG_730(reg, bit, status) .pull_reg = OMAP730_IO_CONF_##reg, \ - .pull_bit = bit, \ - .pull_val = status, - -#define MUX_REG_850(reg, mode_offset, mode) \ - .mux_reg = OMAP850_IO_CONF_##reg, \ - .mask_offset = mode_offset, \ - .mask = mode, - -#define PULL_REG_850(reg, bit, status) .pull_reg = OMAP850_IO_CONF_##reg, \ +#define PULL_REG_7XX(reg, bit, status) .pull_reg = OMAP7XX_IO_CONF_##reg, \ .pull_bit = bit, \ .pull_val = status, @@ -118,32 +99,21 @@ /* * OMAP730/850 has a slightly different config for the pin mux. - * - config regs are the OMAP730_IO_CONF_x regs (see omap730.h) regs and + * - config regs are the OMAP7XX_IO_CONF_x regs (see omap730.h) regs and * not the FUNC_MUX_CTRL_x regs from hardware.h * - for pull-up/down, only has one enable bit which is is in the same register * as mux config */ -#define MUX_CFG_730(desc, mux_reg, mode_offset, mode, \ +#define MUX_CFG_7XX(desc, mux_reg, mode_offset, mode, \ pull_bit, pull_status, debug_status)\ { \ .name = desc, \ .debug = debug_status, \ - MUX_REG_730(mux_reg, mode_offset, mode) \ - PULL_REG_730(mux_reg, pull_bit, pull_status) \ + MUX_REG_7XX(mux_reg, mode_offset, mode) \ + PULL_REG_7XX(mux_reg, pull_bit, pull_status) \ PU_PD_REG(NA, 0) \ }, -#define MUX_CFG_850(desc, mux_reg, mode_offset, mode, \ - pull_bit, pull_status, debug_status)\ -{ \ - .name = desc, \ - .debug = debug_status, \ - MUX_REG_850(mux_reg, mode_offset, mode) \ - PULL_REG_850(mux_reg, pull_bit, pull_status) \ - PU_PD_REG(NA, 0) \ -}, - - #define MUX_CFG_24XX(desc, reg_offset, mode, \ pull_en, pull_mode, dbg) \ { \ @@ -232,45 +202,25 @@ struct pin_config { }; -enum omap730_index { +enum omap7xx_index { /* OMAP 730 keyboard */ - E2_730_KBR0, - J7_730_KBR1, - E1_730_KBR2, - F3_730_KBR3, - D2_730_KBR4, - C2_730_KBC0, - D3_730_KBC1, - E4_730_KBC2, - F4_730_KBC3, - E3_730_KBC4, - - /* USB */ - AA17_730_USB_DM, - W16_730_USB_PU_EN, - W17_730_USB_VBUSI, -}; - -enum omap850_index { - /* OMAP 850 keyboard */ - E2_850_KBR0, - J7_850_KBR1, - E1_850_KBR2, - F3_850_KBR3, - D2_850_KBR4, - C2_850_KBC0, - D3_850_KBC1, - E4_850_KBC2, - F4_850_KBC3, - E3_850_KBC4, + E2_7XX_KBR0, + J7_7XX_KBR1, + E1_7XX_KBR2, + F3_7XX_KBR3, + D2_7XX_KBR4, + C2_7XX_KBC0, + D3_7XX_KBC1, + E4_7XX_KBC2, + F4_7XX_KBC3, + E3_7XX_KBC4, /* USB */ - AA17_850_USB_DM, - W16_850_USB_PU_EN, - W17_850_USB_VBUSI, + AA17_7XX_USB_DM, + W16_7XX_USB_PU_EN, + W17_7XX_USB_VBUSI, }; - enum omap1xxx_index { /* UART1 (BT_UART_GATING)*/ UART1_TX = 0, --- a/arch/arm/plat-omap/include/mach/omap34xx.h +++ b/arch/arm/plat-omap/include/mach/omap34xx.h @@ -74,8 +74,12 @@ #define OMAP34XX_IVA_INTC_BASE 0x40000000 #define OMAP34XX_HSUSB_OTG_BASE (L4_34XX_BASE + 0xAB000) -#define OMAP34XX_HSUSB_HOST_BASE (L4_34XX_BASE + 0x64000) #define OMAP34XX_USBTLL_BASE (L4_34XX_BASE + 0x62000) +#define OMAP34XX_UHH_CONFIG_BASE (L4_34XX_BASE + 0x64000) +#define OMAP34XX_OHCI_BASE (L4_34XX_BASE + 0x64400) +#define OMAP34XX_EHCI_BASE (L4_34XX_BASE + 0x64800) +#define OMAP34XX_SR1_BASE 0x480C9000 +#define OMAP34XX_SR2_BASE 0x480CB000 #define OMAP34XX_MAILBOX_BASE (L4_34XX_BASE + 0x94000) --- a/arch/arm/plat-omap/include/mach/omap44xx.h +++ b/arch/arm/plat-omap/include/mach/omap44xx.h @@ -22,6 +22,9 @@ #define L4_PER_44XX_BASE 0x48000000 #define L4_EMU_44XX_BASE 0x54000000 #define L3_44XX_BASE 0x44000000 +#define OMAP44XX_EMIF1_BASE 0x4c000000 +#define OMAP44XX_EMIF2_BASE 0x4d000000 +#define OMAP44XX_DMM_BASE 0x4e000000 #define OMAP4430_32KSYNCT_BASE 0x4a304000 #define OMAP4430_CM_BASE 0x4a004000 #define OMAP4430_PRM_BASE 0x48306000 @@ -33,14 +36,9 @@ #define IRQ_SIR_IRQ 0x0040 #define OMAP44XX_GIC_DIST_BASE 0x48241000 #define OMAP44XX_GIC_CPU_BASE 0x48240100 -#define OMAP44XX_VA_GIC_CPU_BASE OMAP2_IO_ADDRESS(OMAP44XX_GIC_CPU_BASE) #define OMAP44XX_SCU_BASE 0x48240000 -#define OMAP44XX_VA_SCU_BASE OMAP2_IO_ADDRESS(OMAP44XX_SCU_BASE) #define OMAP44XX_LOCAL_TWD_BASE 0x48240600 -#define OMAP44XX_VA_LOCAL_TWD_BASE OMAP2_IO_ADDRESS(OMAP44XX_LOCAL_TWD_BASE) -#define OMAP44XX_LOCAL_TWD_SIZE 0x00000100 #define OMAP44XX_WKUPGEN_BASE 0x48281000 -#define OMAP44XX_VA_WKUPGEN_BASE OMAP2_IO_ADDRESS(OMAP44XX_WKUPGEN_BASE) #endif /* __ASM_ARCH_OMAP44XX_H */ --- /dev/null +++ b/arch/arm/plat-omap/include/mach/omap7xx.h @@ -0,0 +1,104 @@ +/* arch/arm/plat-omap/include/mach/omap7xx.h + * + * Hardware definitions for TI OMAP7XX processor. + * + * Cleanup for Linux-2.6 by Dirk Behme <dirk.behme@de.bosch.com> + * Adapted for omap850 by Zebediah C. McClure <zmc@lurian.net> + * Adapted for omap7xx by Alistair Buxton <a.j.buxton@gmail.com> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the License, or (at your + * option) any later version. + * + * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN + * NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF + * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef __ASM_ARCH_OMAP7XX_H +#define __ASM_ARCH_OMAP7XX_H + +/* + * ---------------------------------------------------------------------------- + * Base addresses + * ---------------------------------------------------------------------------- + */ + +/* Syntax: XX_BASE = Virtual base address, XX_START = Physical base address */ + +#define OMAP7XX_DSP_BASE 0xE0000000 +#define OMAP7XX_DSP_SIZE 0x50000 +#define OMAP7XX_DSP_START 0xE0000000 + +#define OMAP7XX_DSPREG_BASE 0xE1000000 +#define OMAP7XX_DSPREG_SIZE SZ_128K +#define OMAP7XX_DSPREG_START 0xE1000000 + +/* + * ---------------------------------------------------------------------------- + * OMAP7XX specific configuration registers + * ---------------------------------------------------------------------------- + */ +#define OMAP7XX_CONFIG_BASE 0xfffe1000 +#define OMAP7XX_IO_CONF_0 0xfffe1070 +#define OMAP7XX_IO_CONF_1 0xfffe1074 +#define OMAP7XX_IO_CONF_2 0xfffe1078 +#define OMAP7XX_IO_CONF_3 0xfffe107c +#define OMAP7XX_IO_CONF_4 0xfffe1080 +#define OMAP7XX_IO_CONF_5 0xfffe1084 +#define OMAP7XX_IO_CONF_6 0xfffe1088 +#define OMAP7XX_IO_CONF_7 0xfffe108c +#define OMAP7XX_IO_CONF_8 0xfffe1090 +#define OMAP7XX_IO_CONF_9 0xfffe1094 +#define OMAP7XX_IO_CONF_10 0xfffe1098 +#define OMAP7XX_IO_CONF_11 0xfffe109c +#define OMAP7XX_IO_CONF_12 0xfffe10a0 +#define OMAP7XX_IO_CONF_13 0xfffe10a4 + +#define OMAP7XX_MODE_1 0xfffe1010 +#define OMAP7XX_MODE_2 0xfffe1014 + +/* CSMI specials: in terms of base + offset */ +#define OMAP7XX_MODE2_OFFSET 0x14 + +/* + * ---------------------------------------------------------------------------- + * OMAP7XX traffic controller configuration registers + * ---------------------------------------------------------------------------- + */ +#define OMAP7XX_FLASH_CFG_0 0xfffecc10 +#define OMAP7XX_FLASH_ACFG_0 0xfffecc50 +#define OMAP7XX_FLASH_CFG_1 0xfffecc14 +#define OMAP7XX_FLASH_ACFG_1 0xfffecc54 + +/* + * ---------------------------------------------------------------------------- + * OMAP7XX DSP control registers + * ---------------------------------------------------------------------------- + */ +#define OMAP7XX_ICR_BASE 0xfffbb800 +#define OMAP7XX_DSP_M_CTL 0xfffbb804 +#define OMAP7XX_DSP_MMU_BASE 0xfffed200 + +/* + * ---------------------------------------------------------------------------- + * OMAP7XX PCC_UPLD configuration registers + * ---------------------------------------------------------------------------- + */ +#define OMAP7XX_PCC_UPLD_CTRL_BASE (0xfffe0900) +#define OMAP7XX_PCC_UPLD_CTRL (OMAP7XX_PCC_UPLD_CTRL_BASE + 0x00) + +#endif /* __ASM_ARCH_OMAP7XX_H */ + --- a/arch/arm/plat-omap/include/mach/sdrc.h +++ b/arch/arm/plat-omap/include/mach/sdrc.h @@ -80,11 +80,11 @@ */ #define OMAP242X_SMS_REGADDR(reg) \ - (void __iomem *)OMAP2_IO_ADDRESS(OMAP2420_SMS_BASE + reg) + (void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP2420_SMS_BASE + reg) #define OMAP243X_SMS_REGADDR(reg) \ - (void __iomem *)OMAP2_IO_ADDRESS(OMAP243X_SMS_BASE + reg) + (void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP243X_SMS_BASE + reg) #define OMAP343X_SMS_REGADDR(reg) \ - (void __iomem *)OMAP2_IO_ADDRESS(OMAP343X_SMS_BASE + reg) + (void __iomem *)OMAP2_L3_IO_ADDRESS(OMAP343X_SMS_BASE + reg) /* SMS register offsets - read/write with sms_{read,write}_reg() */ --- a/arch/arm/plat-omap/include/mach/serial.h +++ b/arch/arm/plat-omap/include/mach/serial.h @@ -20,26 +20,22 @@ #define OMAP_UART1_BASE 0xfffb0000 #define OMAP_UART2_BASE 0xfffb0800 #define OMAP_UART3_BASE 0xfffb9800 -#define OMAP_MAX_NR_PORTS 3 #elif defined(CONFIG_ARCH_OMAP2) /* OMAP2 serial ports */ #define OMAP_UART1_BASE 0x4806a000 #define OMAP_UART2_BASE 0x4806c000 #define OMAP_UART3_BASE 0x4806e000 -#define OMAP_MAX_NR_PORTS 3 #elif defined(CONFIG_ARCH_OMAP3) /* OMAP3 serial ports */ #define OMAP_UART1_BASE 0x4806a000 #define OMAP_UART2_BASE 0x4806c000 #define OMAP_UART3_BASE 0x49020000 -#define OMAP_MAX_NR_PORTS 3 #elif defined(CONFIG_ARCH_OMAP4) /* OMAP4 serial ports */ #define OMAP_UART1_BASE 0x4806a000 #define OMAP_UART2_BASE 0x4806c000 #define OMAP_UART3_BASE 0x48020000 #define OMAP_UART4_BASE 0x4806e000 -#define OMAP_MAX_NR_PORTS 4 #endif #define OMAP1510_BASE_BAUD (12000000/16) --- a/arch/arm/plat-omap/include/mach/uncompress.h +++ b/arch/arm/plat-omap/include/mach/uncompress.h @@ -25,6 +25,7 @@ unsigned int system_rev; #define UART_OMAP_MDR1 0x08 /* mode definition register */ #define OMAP_ID_730 0x355F +#define OMAP_ID_850 0x362C #define ID_MASK 0x7fff #define check_port(base, shift) ((base[UART_OMAP_MDR1 << shift] & 7) == 0) #define omap_get_id() ((*(volatile unsigned int *)(0xfffed404)) >> 12) & ID_MASK @@ -53,7 +54,7 @@ static void putc(int c) /* MMU is not on, so cpu_is_omapXXXX() won't work here */ unsigned int omap_id = omap_get_id(); - if (omap_id == OMAP_ID_730) + if (omap_id == OMAP_ID_730 || omap_id == OMAP_ID_850) shift = 0; if (check_port(uart, shift)) --- a/arch/arm/plat-omap/include/mach/usb.h +++ b/arch/arm/plat-omap/include/mach/usb.h @@ -5,6 +5,21 @@ #include <mach/board.h> +#define OMAP3_HS_USB_PORTS 3 +enum ehci_hcd_omap_mode { + EHCI_HCD_OMAP_MODE_UNKNOWN, + EHCI_HCD_OMAP_MODE_PHY, + EHCI_HCD_OMAP_MODE_TLL, +}; + +struct ehci_hcd_omap_platform_data { + enum ehci_hcd_omap_mode port_mode[OMAP3_HS_USB_PORTS]; + unsigned phy_reset:1; + + /* have to be valid if phy_reset is true and portx is in phy mode */ + int reset_gpio_port[OMAP3_HS_USB_PORTS]; +}; + /*-------------------------------------------------------------------------*/ #define OMAP1_OTG_BASE 0xfffb0400 @@ -29,6 +44,8 @@ extern void usb_musb_init(void); +extern void usb_ehci_init(struct ehci_hcd_omap_platform_data *pdata); + #endif void omap_usb_init(struct omap_usb_config *pdata); --- a/arch/arm/plat-omap/include/mach/vmalloc.h +++ b/arch/arm/plat-omap/include/mach/vmalloc.h @@ -17,5 +17,5 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ -#define VMALLOC_END (PAGE_OFFSET + 0x18000000) +#define VMALLOC_END (PAGE_OFFSET + 0x38000000) --- a/arch/arm/plat-omap/io.c +++ b/arch/arm/plat-omap/io.c @@ -13,7 +13,7 @@ #include <linux/io.h> #include <linux/mm.h> -#include <mach/omap730.h> +#include <mach/omap7xx.h> #include <mach/omap1510.h> #include <mach/omap16xx.h> #include <mach/omap24xx.h> @@ -33,13 +33,13 @@ void __iomem *omap_ioremap(unsigned long if (BETWEEN(p, OMAP1_IO_PHYS, OMAP1_IO_SIZE)) return XLATE(p, OMAP1_IO_PHYS, OMAP1_IO_VIRT); } - if (cpu_is_omap730()) { - if (BETWEEN(p, OMAP730_DSP_BASE, OMAP730_DSP_SIZE)) - return XLATE(p, OMAP730_DSP_BASE, OMAP730_DSP_START); - - if (BETWEEN(p, OMAP730_DSPREG_BASE, OMAP730_DSPREG_SIZE)) - return XLATE(p, OMAP730_DSPREG_BASE, - OMAP730_DSPREG_START); + if (cpu_is_omap7xx()) { + if (BETWEEN(p, OMAP7XX_DSP_BASE, OMAP7XX_DSP_SIZE)) + return XLATE(p, OMAP7XX_DSP_BASE, OMAP7XX_DSP_START); + + if (BETWEEN(p, OMAP7XX_DSPREG_BASE, OMAP7XX_DSPREG_SIZE)) + return XLATE(p, OMAP7XX_DSPREG_BASE, + OMAP7XX_DSPREG_START); } if (cpu_is_omap15xx()) { if (BETWEEN(p, OMAP1510_DSP_BASE, OMAP1510_DSP_SIZE)) @@ -114,6 +114,14 @@ void __iomem *omap_ioremap(unsigned long return XLATE(p, L4_WK_44XX_PHYS, L4_WK_44XX_VIRT); if (BETWEEN(p, OMAP44XX_GPMC_PHYS, OMAP44XX_GPMC_SIZE)) return XLATE(p, OMAP44XX_GPMC_PHYS, OMAP44XX_GPMC_VIRT); + if (BETWEEN(p, OMAP44XX_EMIF1_PHYS, OMAP44XX_EMIF1_SIZE)) + return XLATE(p, OMAP44XX_EMIF1_PHYS, \ + OMAP44XX_EMIF1_VIRT); + if (BETWEEN(p, OMAP44XX_EMIF2_PHYS, OMAP44XX_EMIF2_SIZE)) + return XLATE(p, OMAP44XX_EMIF2_PHYS, \ + OMAP44XX_EMIF2_VIRT); + if (BETWEEN(p, OMAP44XX_DMM_PHYS, OMAP44XX_DMM_SIZE)) + return XLATE(p, OMAP44XX_DMM_PHYS, OMAP44XX_DMM_VIRT); if (BETWEEN(p, L4_PER_44XX_PHYS, L4_PER_44XX_SIZE)) return XLATE(p, L4_PER_44XX_PHYS, L4_PER_44XX_VIRT); if (BETWEEN(p, L4_EMU_44XX_PHYS, L4_EMU_44XX_SIZE)) @@ -142,7 +150,7 @@ u8 omap_readb(u32 pa) if (cpu_class_is_omap1()) return __raw_readb(OMAP1_IO_ADDRESS(pa)); else - return __raw_readb(OMAP2_IO_ADDRESS(pa)); + return __raw_readb(OMAP2_L4_IO_ADDRESS(pa)); } EXPORT_SYMBOL(omap_readb); @@ -151,7 +159,7 @@ u16 omap_readw(u32 pa) if (cpu_class_is_omap1()) return __raw_readw(OMAP1_IO_ADDRESS(pa)); else - return __raw_readw(OMAP2_IO_ADDRESS(pa)); + return __raw_readw(OMAP2_L4_IO_ADDRESS(pa)); } EXPORT_SYMBOL(omap_readw); @@ -160,7 +168,7 @@ u32 omap_readl(u32 pa) if (cpu_class_is_omap1()) return __raw_readl(OMAP1_IO_ADDRESS(pa)); else - return __raw_readl(OMAP2_IO_ADDRESS(pa)); + return __raw_readl(OMAP2_L4_IO_ADDRESS(pa)); } EXPORT_SYMBOL(omap_readl); @@ -169,7 +177,7 @@ void omap_writeb(u8 v, u32 pa) if (cpu_class_is_omap1()) __raw_writeb(v, OMAP1_IO_ADDRESS(pa)); else - __raw_writeb(v, OMAP2_IO_ADDRESS(pa)); + __raw_writeb(v, OMAP2_L4_IO_ADDRESS(pa)); } EXPORT_SYMBOL(omap_writeb); @@ -178,7 +186,7 @@ void omap_writew(u16 v, u32 pa) if (cpu_class_is_omap1()) __raw_writew(v, OMAP1_IO_ADDRESS(pa)); else - __raw_writew(v, OMAP2_IO_ADDRESS(pa)); + __raw_writew(v, OMAP2_L4_IO_ADDRESS(pa)); } EXPORT_SYMBOL(omap_writew); @@ -187,6 +195,6 @@ void omap_writel(u32 v, u32 pa) if (cpu_class_is_omap1()) __raw_writel(v, OMAP1_IO_ADDRESS(pa)); else - __raw_writel(v, OMAP2_IO_ADDRESS(pa)); + __raw_writel(v, OMAP2_L4_IO_ADDRESS(pa)); } EXPORT_SYMBOL(omap_writel); --- a/arch/arm/plat-omap/omap_device.c +++ b/arch/arm/plat-omap/omap_device.c @@ -103,21 +103,6 @@ /* Private functions */ /** - * _read_32ksynct - read the OMAP 32K sync timer - * - * Returns the current value of the 32KiHz synchronization counter. - * XXX this should be generalized to simply read the system clocksource. - * XXX this should be moved to a separate synctimer32k.c file - */ -static u32 _read_32ksynct(void) -{ - if (!cpu_class_is_omap2()) - BUG(); - - return __raw_readl(OMAP2_IO_ADDRESS(OMAP_32KSYNCT_BASE + 0x010)); -} - -/** * _omap_device_activate - increase device readiness * @od: struct omap_device * * @ignore_lat: increase to latency target (0) or full readiness (1)? @@ -133,13 +118,13 @@ static u32 _read_32ksynct(void) */ static int _omap_device_activate(struct omap_device *od, u8 ignore_lat) { - u32 a, b; + struct timespec a, b, c; pr_debug("omap_device: %s: activating\n", od->pdev.name); while (od->pm_lat_level > 0) { struct omap_device_pm_latency *odpl; - int act_lat = 0; + unsigned long long act_lat = 0; od->pm_lat_level--; @@ -149,20 +134,22 @@ static int _omap_device_activate(struct (od->dev_wakeup_lat <= od->_dev_wakeup_lat_limit)) break; - a = _read_32ksynct(); + getnstimeofday(&a); /* XXX check return code */ odpl->activate_func(od); - b = _read_32ksynct(); + getnstimeofday(&b); - act_lat = (b - a) >> 15; /* 32KiHz cycles to microseconds */ + c = timespec_sub(b, a); + act_lat = timespec_to_ns(&c) * NSEC_PER_USEC; pr_debug("omap_device: %s: pm_lat %d: activate: elapsed time " - "%d usec\n", od->pdev.name, od->pm_lat_level, act_lat); + "%llu usec\n", od->pdev.name, od->pm_lat_level, + act_lat); WARN(act_lat > odpl->activate_lat, "omap_device: %s.%d: " - "activate step %d took longer than expected (%d > %d)\n", + "activate step %d took longer than expected (%llu > %d)\n", od->pdev.name, od->pdev.id, od->pm_lat_level, act_lat, odpl->activate_lat); @@ -188,13 +175,13 @@ static int _omap_device_activate(struct */ static int _omap_device_deactivate(struct omap_device *od, u8 ignore_lat) { - u32 a, b; + struct timespec a, b, c; pr_debug("omap_device: %s: deactivating\n", od->pdev.name); while (od->pm_lat_level < od->pm_lats_cnt) { struct omap_device_pm_latency *odpl; - int deact_lat = 0; + unsigned long long deact_lat = 0; odpl = od->pm_lats + od->pm_lat_level; @@ -203,23 +190,24 @@ static int _omap_device_deactivate(struc od->_dev_wakeup_lat_limit)) break; - a = _read_32ksynct(); + getnstimeofday(&a); /* XXX check return code */ odpl->deactivate_func(od); - b = _read_32ksynct(); + getnstimeofday(&b); - deact_lat = (b - a) >> 15; /* 32KiHz cycles to microseconds */ + c = timespec_sub(b, a); + deact_lat = timespec_to_ns(&c) * NSEC_PER_USEC; pr_debug("omap_device: %s: pm_lat %d: deactivate: elapsed time " - "%d usec\n", od->pdev.name, od->pm_lat_level, + "%llu usec\n", od->pdev.name, od->pm_lat_level, deact_lat); WARN(deact_lat > odpl->deactivate_lat, "omap_device: %s.%d: " - "deactivate step %d took longer than expected (%d > %d)\n", - od->pdev.name, od->pdev.id, od->pm_lat_level, - deact_lat, odpl->deactivate_lat); + "deactivate step %d took longer than expected " + "(%llu > %d)\n", od->pdev.name, od->pdev.id, + od->pm_lat_level, deact_lat, odpl->deactivate_lat); od->dev_wakeup_lat += odpl->activate_lat; --- a/arch/arm/plat-omap/sram.c +++ b/arch/arm/plat-omap/sram.c @@ -42,14 +42,14 @@ #define OMAP1_SRAM_VA VMALLOC_END #define OMAP2_SRAM_PA 0x40200000 #define OMAP2_SRAM_PUB_PA 0x4020f800 -#define OMAP2_SRAM_VA 0xe3000000 +#define OMAP2_SRAM_VA 0xfe400000 #define OMAP2_SRAM_PUB_VA (OMAP2_SRAM_VA + 0x800) #define OMAP3_SRAM_PA 0x40200000 -#define OMAP3_SRAM_VA 0xe3000000 +#define OMAP3_SRAM_VA 0xfe400000 #define OMAP3_SRAM_PUB_PA 0x40208000 #define OMAP3_SRAM_PUB_VA (OMAP3_SRAM_VA + 0x8000) #define OMAP4_SRAM_PA 0x40200000 /*0x402f0000*/ -#define OMAP4_SRAM_VA 0xd7000000 /*0xd70f0000*/ +#define OMAP4_SRAM_VA 0xfe400000 /*0xfe4f0000*/ #if defined(CONFIG_ARCH_OMAP24XX) || defined(CONFIG_ARCH_OMAP34XX) #define SRAM_BOOTLOADER_SZ 0x00 @@ -57,16 +57,16 @@ #define SRAM_BOOTLOADER_SZ 0x80 #endif -#define OMAP24XX_VA_REQINFOPERM0 OMAP2_IO_ADDRESS(0x68005048) -#define OMAP24XX_VA_READPERM0 OMAP2_IO_ADDRESS(0x68005050) -#define OMAP24XX_VA_WRITEPERM0 OMAP2_IO_ADDRESS(0x68005058) - -#define OMAP34XX_VA_REQINFOPERM0 OMAP2_IO_ADDRESS(0x68012848) -#define OMAP34XX_VA_READPERM0 OMAP2_IO_ADDRESS(0x68012850) -#define OMAP34XX_VA_WRITEPERM0 OMAP2_IO_ADDRESS(0x68012858) -#define OMAP34XX_VA_ADDR_MATCH2 OMAP2_IO_ADDRESS(0x68012880) -#define OMAP34XX_VA_SMS_RG_ATT0 OMAP2_IO_ADDRESS(0x6C000048) -#define OMAP34XX_VA_CONTROL_STAT OMAP2_IO_ADDRESS(0x480022F0) +#define OMAP24XX_VA_REQINFOPERM0 OMAP2_L3_IO_ADDRESS(0x68005048) +#define OMAP24XX_VA_READPERM0 OMAP2_L3_IO_ADDRESS(0x68005050) +#define OMAP24XX_VA_WRITEPERM0 OMAP2_L3_IO_ADDRESS(0x68005058) + +#define OMAP34XX_VA_REQINFOPERM0 OMAP2_L3_IO_ADDRESS(0x68012848) +#define OMAP34XX_VA_READPERM0 OMAP2_L3_IO_ADDRESS(0x68012850) +#define OMAP34XX_VA_WRITEPERM0 OMAP2_L3_IO_ADDRESS(0x68012858) +#define OMAP34XX_VA_ADDR_MATCH2 OMAP2_L3_IO_ADDRESS(0x68012880) +#define OMAP34XX_VA_SMS_RG_ATT0 OMAP2_L3_IO_ADDRESS(0x6C000048) +#define OMAP34XX_VA_CONTROL_STAT OMAP2_L4_IO_ADDRESS(0x480022F0) #define GP_DEVICE 0x300 --- a/arch/arm/plat-omap/usb.c +++ b/arch/arm/plat-omap/usb.c @@ -614,8 +614,8 @@ omap_otg_init(struct omap_usb_config *co if (config->otg || config->register_host) { syscon &= ~HST_IDLE_EN; ohci_device.dev.platform_data = config; - if (cpu_is_omap730()) - ohci_resources[1].start = INT_730_USB_HHC_1; + if (cpu_is_omap7xx()) + ohci_resources[1].start = INT_7XX_USB_HHC_1; status = platform_device_register(&ohci_device); if (status) pr_debug("can't register OHCI device, %d\n", status); @@ -626,8 +626,8 @@ omap_otg_init(struct omap_usb_config *co if (config->otg) { syscon &= ~OTG_IDLE_EN; otg_device.dev.platform_data = config; - if (cpu_is_omap730()) - otg_resources[1].start = INT_730_USB_OTG; + if (cpu_is_omap7xx()) + otg_resources[1].start = INT_7XX_USB_OTG; status = platform_device_register(&otg_device); if (status) pr_debug("can't register OTG device, %d\n", status); @@ -731,7 +731,7 @@ static inline void omap_1510_usb_init(st void __init omap_usb_init(struct omap_usb_config *pdata) { - if (cpu_is_omap730() || cpu_is_omap16xx() || cpu_is_omap24xx()) + if (cpu_is_omap7xx() || cpu_is_omap16xx() || cpu_is_omap24xx()) omap_otg_init(pdata); else if (cpu_is_omap15xx()) omap_1510_usb_init(pdata); --- a/drivers/Makefile +++ b/drivers/Makefile @@ -72,7 +72,7 @@ obj-$(CONFIG_GAMEPORT) += input/gamepor obj-$(CONFIG_INPUT) += input/ obj-$(CONFIG_I2O) += message/ obj-$(CONFIG_RTC_LIB) += rtc/ -obj-y += i2c/ media/ +obj-y += i2c/ media/ cbus/ obj-$(CONFIG_PPS) += pps/ obj-$(CONFIG_W1) += w1/ obj-$(CONFIG_POWER_SUPPLY) += power/ --- /dev/null +++ b/drivers/cbus/Kconfig @@ -0,0 +1,89 @@ +# +# CBUS device configuration +# + +menu "CBUS support" + +config CBUS + depends on ARCH_OMAP + bool "CBUS support on OMAP" + ---help--- + CBUS is a proprietary serial protocol by Nokia. It is mainly + used for accessing Energy Management auxiliary chips. + + If you want CBUS support, you should say Y here. + +config CBUS_TAHVO + depends on CBUS + bool "Support for Tahvo" + ---help--- + Tahvo is a mixed signal ASIC with some system features + + If you want Tahvo support, you should say Y here. + +config CBUS_TAHVO_USER + depends on CBUS_TAHVO + bool "Support for Tahvo user space functions" + ---help--- + If you want support for Tahvo's user space read/write etc. functions, + you should say Y here. + +config CBUS_TAHVO_USB + depends on CBUS_TAHVO && USB + tristate "Support for Tahvo USB transceiver" + ---help--- + If you want Tahvo support for USB transceiver, say Y or M here. + +config CBUS_TAHVO_USB_HOST_BY_DEFAULT + depends on CBUS_TAHVO_USB && USB_OTG + boolean "Device in USB host mode by default" + ---help--- + Say Y here, if you want the device to enter USB host mode + by default on bootup. + +config CBUS_RETU + depends on CBUS + bool "Support for Retu" + ---help--- + Retu is a mixed signal ASIC with some system features + + If you want Retu support, you should say Y here. + +config CBUS_RETU_USER + depends on CBUS_RETU + bool "Support for Retu user space functions" + ---help--- + If you want support for Retu's user space read/write etc. functions, + you should say Y here. + +config CBUS_RETU_POWERBUTTON + depends on CBUS_RETU + bool "Support for Retu power button" + ---help--- + The power button on Nokia 770 is connected to the Retu ASIC. + + If you want support for the Retu power button, you should say Y here. + +config CBUS_RETU_RTC + depends on CBUS_RETU && SYSFS + tristate "Support for Retu pseudo-RTC" + ---help--- + Say Y here if you want support for the device that alleges to be an + RTC in Retu. This will expose a sysfs interface for it. + +config CBUS_RETU_WDT + depends on CBUS_RETU && SYSFS + tristate "Support for Retu watchdog timer" + ---help--- + Say Y here if you want support for the watchdog in Retu. This will + expose a sysfs interface to grok it. + +config CBUS_RETU_HEADSET + depends on CBUS_RETU && SYSFS + tristate "Support for headset detection with Retu/Vilma" + ---help--- + Say Y here if you want support detecting a headset that's connected + to Retu/Vilma. Detection state and events are exposed through + sysfs. + +endmenu --- /dev/null +++ b/drivers/cbus/Makefile @@ -0,0 +1,14 @@ +# +# Makefile for CBUS. +# + +obj-$(CONFIG_CBUS) += cbus.o +obj-$(CONFIG_CBUS_TAHVO) += tahvo.o +obj-$(CONFIG_CBUS_RETU) += retu.o +obj-$(CONFIG_CBUS_TAHVO_USB) += tahvo-usb.o +obj-$(CONFIG_CBUS_RETU_POWERBUTTON) += retu-pwrbutton.o +obj-$(CONFIG_CBUS_RETU_RTC) += retu-rtc.o +obj-$(CONFIG_CBUS_RETU_WDT) += retu-wdt.o +obj-$(CONFIG_CBUS_TAHVO_USER) += tahvo-user.o +obj-$(CONFIG_CBUS_RETU_USER) += retu-user.o +obj-$(CONFIG_CBUS_RETU_HEADSET) += retu-headset.o --- /dev/null +++ b/drivers/cbus/cbus.c @@ -0,0 +1,293 @@ +/* + * drivers/cbus/cbus.c + * + * Support functions for CBUS serial protocol + * + * Copyright (C) 2004, 2005 Nokia Corporation + * + * Written by Juha Yrj�l� <juha.yrjola@nokia.com>, + * David Weinehall <david.weinehall@nokia.com>, and + * Mikko Ylinen <mikko.k.ylinen@nokia.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/device.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/spinlock.h> +#include <linux/gpio.h> + +#include <mach/board.h> +#include <mach/board-nokia.h> + +#include <asm/io.h> + +#include "cbus.h" + +struct cbus_host *cbus_host = NULL; + +#ifdef CONFIG_ARCH_OMAP1 +/* We use our own MPUIO functions to get closer to 1MHz bus speed */ + +static inline void cbus_set_gpio_direction(u32 base, int mpuio, int is_input) +{ + u16 w; + + mpuio &= 0x0f; + w = __raw_readw(base + OMAP_MPUIO_IO_CNTL); + if (is_input) + w |= 1 << mpuio; + else + w &= ~(1 << mpuio); + __raw_writew(w, base + OMAP_MPUIO_IO_CNTL); + +} + +static inline void cbus_set_gpio_dataout(u32 base, int mpuio, int enable) +{ + u16 w; + + mpuio &= 0x0f; + w = __raw_readw(base + OMAP_MPUIO_OUTPUT); + if (enable) + w |= 1 << mpuio; + else + w &= ~(1 << mpuio); + __raw_writew(w, base + OMAP_MPUIO_OUTPUT); +} + +static inline int cbus_get_gpio_datain(u32 base, int mpuio) +{ + mpuio &= 0x0f; + + return (__raw_readw(base + OMAP_MPUIO_INPUT_LATCH) & (1 << mpuio)) != 0; +} + +static void cbus_send_bit(struct cbus_host *host, u32 base, int bit, + int set_to_input) +{ + cbus_set_gpio_dataout(base, host->dat_gpio, bit ? 1 : 0); + cbus_set_gpio_dataout(base, host->clk_gpio, 1); + + /* The data bit is read on the rising edge of CLK */ + if (set_to_input) + cbus_set_gpio_direction(base, host->dat_gpio, 1); + + cbus_set_gpio_dataout(base, host->clk_gpio, 0); +} + +static u8 cbus_receive_bit(struct cbus_host *host, u32 base) +{ + u8 ret; + + cbus_set_gpio_dataout(base, host->clk_gpio, 1); + ret = cbus_get_gpio_datain(base, host->dat_gpio); + cbus_set_gpio_dataout(base, host->clk_gpio, 0); + + return ret; +} + +#define cbus_output(base, gpio, val) cbus_set_gpio_direction(base, gpio, 0) + +#else + +#define cbus_output(base, gpio, val) gpio_direction_output(gpio, val) +#define cbus_set_gpio_dataout(base, gpio, enable) gpio_set_value(gpio, enable) +#define cbus_get_gpio_datain(base, int, gpio) gpio_get_value(gpio) + +static void _cbus_send_bit(struct cbus_host *host, int bit, int set_to_input) +{ + gpio_set_value(host->dat_gpio, bit ? 1 : 0); + gpio_set_value(host->clk_gpio, 1); + + /* The data bit is read on the rising edge of CLK */ + if (set_to_input) + gpio_direction_input(host->dat_gpio); + + gpio_set_value(host->clk_gpio, 0); +} + +static u8 _cbus_receive_bit(struct cbus_host *host) +{ + u8 ret; + + gpio_set_value(host->clk_gpio, 1); + ret = gpio_get_value(host->dat_gpio); + gpio_set_value(host->clk_gpio, 0); + + return ret; +} + +#define cbus_send_bit(host, base, bit, set_to_input) _cbus_send_bit(host, bit, set_to_input) +#define cbus_receive_bit(host, base) _cbus_receive_bit(host) + +#endif + +static int cbus_transfer(struct cbus_host *host, int dev, int reg, int data) +{ + int i; + int is_read = 0; + unsigned long flags; + u32 base; + +#ifdef CONFIG_ARCH_OMAP1 + base = OMAP1_IO_ADDRESS(OMAP_MPUIO_BASE); +#else + base = 0; +#endif + + if (data < 0) + is_read = 1; + + /* We don't want interrupts disturbing our transfer */ + spin_lock_irqsave(&host->lock, flags); + + /* Reset state and start of transfer, SEL stays down during transfer */ + cbus_set_gpio_dataout(base, host->sel_gpio, 0); + + /* Set the DAT pin to output */ + cbus_output(base, host->dat_gpio, 1); + + /* Send the device address */ + for (i = 3; i > 0; i--) + cbus_send_bit(host, base, dev & (1 << (i - 1)), 0); + + /* Send the rw flag */ + cbus_send_bit(host, base, is_read, 0); + + /* Send the register address */ + for (i = 5; i > 0; i--) { + int set_to_input = 0; + + if (is_read && i == 1) + set_to_input = 1; + + cbus_send_bit(host, base, reg & (1 << (i - 1)), set_to_input); + } + + if (!is_read) { + for (i = 16; i > 0; i--) + cbus_send_bit(host, base, data & (1 << (i - 1)), 0); + } else { + cbus_set_gpio_dataout(base, host->clk_gpio, 1); + data = 0; + + for (i = 16; i > 0; i--) { + u8 bit = cbus_receive_bit(host, base); + + if (bit) + data |= 1 << (i - 1); + } + } + + /* Indicate end of transfer, SEL goes up until next transfer */ + cbus_set_gpio_dataout(base, host->sel_gpio, 1); + cbus_set_gpio_dataout(base, host->clk_gpio, 1); + cbus_set_gpio_dataout(base, host->clk_gpio, 0); + + spin_unlock_irqrestore(&host->lock, flags); + + return is_read ? data : 0; +} + +/* + * Read a given register from the device + */ +int cbus_read_reg(struct cbus_host *host, int dev, int reg) +{ + return cbus_host ? cbus_transfer(host, dev, reg, -1) : -ENODEV; +} + +/* + * Write to a given register of the device + */ +int cbus_write_reg(struct cbus_host *host, int dev, int reg, u16 val) +{ + return cbus_host ? cbus_transfer(host, dev, reg, (int)val) : -ENODEV; +} + +int __init cbus_bus_init(void) +{ + const struct omap_cbus_config * cbus_config; + struct cbus_host *chost; + int ret; + + chost = kmalloc(sizeof (*chost), GFP_KERNEL); + if (chost == NULL) + return -ENOMEM; + + memset(chost, 0, sizeof (*chost)); + + spin_lock_init(&chost->lock); + + cbus_config = omap_get_config(OMAP_TAG_CBUS, struct omap_cbus_config); + + if (cbus_config == NULL) { + printk(KERN_ERR "cbus: Unable to retrieve config data\n"); + return -ENODATA; + } + + chost->clk_gpio = cbus_config->clk_gpio; + chost->dat_gpio = cbus_config->dat_gpio; + chost->sel_gpio = cbus_config->sel_gpio; + +#ifdef CONFIG_ARCH_OMAP1 + if (!OMAP_GPIO_IS_MPUIO(chost->clk_gpio) || + !OMAP_GPIO_IS_MPUIO(chost->dat_gpio) || + !OMAP_GPIO_IS_MPUIO(chost->sel_gpio)) { + printk(KERN_ERR "cbus: Only MPUIO pins supported\n"); + ret = -ENODEV; + goto exit1; + } +#endif + + if ((ret = gpio_request(chost->clk_gpio, "CBUS clk")) < 0) + goto exit1; + + if ((ret = gpio_request(chost->dat_gpio, "CBUS data")) < 0) + goto exit2; + + if ((ret = gpio_request(chost->sel_gpio, "CBUS sel")) < 0) + goto exit3; + + gpio_direction_output(chost->clk_gpio, 0); + gpio_direction_input(chost->dat_gpio); + gpio_direction_output(chost->sel_gpio, 1); + + gpio_set_value(chost->clk_gpio, 1); + gpio_set_value(chost->clk_gpio, 0); + + cbus_host = chost; + + return 0; +exit3: + gpio_free(chost->dat_gpio); +exit2: + gpio_free(chost->clk_gpio); +exit1: + kfree(chost); + return ret; +} + +subsys_initcall(cbus_bus_init); + +EXPORT_SYMBOL(cbus_host); +EXPORT_SYMBOL(cbus_read_reg); +EXPORT_SYMBOL(cbus_write_reg); + +MODULE_DESCRIPTION("CBUS serial protocol"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Juha Yrj�l�, David Weinehall, and Mikko Ylinen"); --- /dev/null +++ b/drivers/cbus/cbus.h @@ -0,0 +1,36 @@ +/* + * drivers/cbus/cbus.h + * + * Copyright (C) 2004, 2005 Nokia Corporation + * + * Written by Juha Yrj�l� <juha.yrjola@nokia.com> and + * David Weinehall <david.weinehall@nokia.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __DRIVERS_CBUS_CBUS_H +#define __DRIVERS_CBUS_CBUS_H + +struct cbus_host { + int clk_gpio, dat_gpio, sel_gpio; + spinlock_t lock; +}; + +extern struct cbus_host *cbus_host; + +extern int cbus_read_reg(struct cbus_host *host, int dev, int reg); +extern int cbus_write_reg(struct cbus_host *host, int dev, int reg, u16 val); + +#endif /* __DRIVERS_CBUS_CBUS_H */ --- /dev/null +++ b/drivers/cbus/retu-headset.c @@ -0,0 +1,355 @@ +/** + * Retu/Vilma headset detection + * + * Copyright (C) 2006 Nokia Corporation + * + * Written by Juha Yrj�l� + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/delay.h> +#include <linux/input.h> +#include <linux/platform_device.h> + +#include "retu.h" + +#define RETU_ADC_CHANNEL_HOOKDET 0x05 + +#define RETU_HEADSET_KEY KEY_PHONE + +struct retu_headset { + spinlock_t lock; + struct mutex mutex; + struct platform_device *pdev; + struct input_dev *idev; + unsigned bias_enabled; + unsigned detection_enabled; + unsigned pressed; + struct timer_list enable_timer; + struct timer_list detect_timer; +}; + +static void retu_headset_set_bias(int enable) +{ + if (enable) { + retu_set_clear_reg_bits(RETU_REG_AUDTXR, + (1 << 0) | (1 << 1), 0); + msleep(2); + retu_set_clear_reg_bits(RETU_REG_AUDTXR, 1 << 3, 0); + } else { + retu_set_clear_reg_bits(RETU_REG_AUDTXR, 0, + (1 << 0) | (1 << 1) | (1 << 3)); + } +} + +static void retu_headset_enable(struct retu_headset *hs) +{ + mutex_lock(&hs->mutex); + if (!hs->bias_enabled) { + hs->bias_enabled = 1; + retu_headset_set_bias(1); + } + mutex_unlock(&hs->mutex); +} + +static void retu_headset_disable(struct retu_headset *hs) +{ + mutex_lock(&hs->mutex); + if (hs->bias_enabled) { + hs->bias_enabled = 0; + retu_headset_set_bias(0); + } + mutex_unlock(&hs->mutex); +} + +static void retu_headset_det_enable(struct retu_headset *hs) +{ + mutex_lock(&hs->mutex); + if (!hs->detection_enabled) { + hs->detection_enabled = 1; + retu_set_clear_reg_bits(RETU_REG_CC1, (1 << 10) | (1 << 8), 0); + retu_enable_irq(RETU_INT_HOOK); + } + mutex_unlock(&hs->mutex); +} + +static void retu_headset_det_disable(struct retu_headset *hs) +{ + unsigned long flags; + + mutex_lock(&hs->mutex); + if (hs->detection_enabled) { + hs->detection_enabled = 0; + retu_disable_irq(RETU_INT_HOOK); + del_timer_sync(&hs->enable_timer); + del_timer_sync(&hs->detect_timer); + spin_lock_irqsave(&hs->lock, flags); + if (hs->pressed) + input_report_key(hs->idev, RETU_HEADSET_KEY, 0); + spin_unlock_irqrestore(&hs->lock, flags); + retu_set_clear_reg_bits(RETU_REG_CC1, 0, (1 << 10) | (1 << 8)); + } + mutex_unlock(&hs->mutex); +} + +static ssize_t retu_headset_hookdet_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + int val; + + val = retu_read_adc(RETU_ADC_CHANNEL_HOOKDET); + return sprintf(buf, "%d\n", val); +} + +static DEVICE_ATTR(hookdet, S_IRUGO, retu_headset_hookdet_show, NULL); + +static ssize_t retu_headset_enable_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct retu_headset *hs = dev_get_drvdata(dev); + + return sprintf(buf, "%u\n", hs->bias_enabled); +} + +static ssize_t retu_headset_enable_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct retu_headset *hs = dev_get_drvdata(dev); + int enable; + + if (sscanf(buf, "%u", &enable) != 1) + return -EINVAL; + if (enable) + retu_headset_enable(hs); + else + retu_headset_disable(hs); + return count; +} + +static DEVICE_ATTR(enable, S_IRUGO | S_IWUSR | S_IWGRP, + retu_headset_enable_show, retu_headset_enable_store); + +static ssize_t retu_headset_enable_det_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct retu_headset *hs = dev_get_drvdata(dev); + + return sprintf(buf, "%u\n", hs->detection_enabled); +} + +static ssize_t retu_headset_enable_det_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct retu_headset *hs = dev_get_drvdata(dev); + int enable; + + if (sscanf(buf, "%u", &enable) != 1) + return -EINVAL; + if (enable) + retu_headset_det_enable(hs); + else + retu_headset_det_disable(hs); + return count; +} + +static DEVICE_ATTR(enable_det, S_IRUGO | S_IWUSR | S_IWGRP, + retu_headset_enable_det_show, + retu_headset_enable_det_store); + +static void retu_headset_hook_interrupt(unsigned long arg) +{ + struct retu_headset *hs = (struct retu_headset *) arg; + unsigned long flags; + + retu_ack_irq(RETU_INT_HOOK); + spin_lock_irqsave(&hs->lock, flags); + if (!hs->pressed) { + /* Headset button was just pressed down. */ + hs->pressed = 1; + input_report_key(hs->idev, RETU_HEADSET_KEY, 1); + } + spin_unlock_irqrestore(&hs->lock, flags); + retu_set_clear_reg_bits(RETU_REG_CC1, 0, (1 << 10) | (1 << 8)); + mod_timer(&hs->enable_timer, jiffies + msecs_to_jiffies(50)); +} + +static void retu_headset_enable_timer(unsigned long arg) +{ + struct retu_headset *hs = (struct retu_headset *) arg; + + retu_set_clear_reg_bits(RETU_REG_CC1, (1 << 10) | (1 << 8), 0); + mod_timer(&hs->detect_timer, jiffies + msecs_to_jiffies(350)); +} + +static void retu_headset_detect_timer(unsigned long arg) +{ + struct retu_headset *hs = (struct retu_headset *) arg; + unsigned long flags; + + spin_lock_irqsave(&hs->lock, flags); + if (hs->pressed) { + hs->pressed = 0; + input_report_key(hs->idev, RETU_HEADSET_KEY, 0); + } + spin_unlock_irqrestore(&hs->lock, flags); +} + +static int __init retu_headset_probe(struct platform_device *pdev) +{ + struct retu_headset *hs; + int r; + + hs = kzalloc(sizeof(*hs), GFP_KERNEL); + if (hs == NULL) + return -ENOMEM; + + hs->pdev = pdev; + + hs->idev = input_allocate_device(); + if (hs->idev == NULL) { + r = -ENOMEM; + goto err1; + } + hs->idev->name = "retu-headset"; + hs->idev->dev.parent = &pdev->dev; + set_bit(EV_KEY, hs->idev->evbit); + set_bit(RETU_HEADSET_KEY, hs->idev->keybit); + r = input_register_device(hs->idev); + if (r < 0) + goto err2; + + r = device_create_file(&pdev->dev, &dev_attr_hookdet); + if (r < 0) + goto err3; + r = device_create_file(&pdev->dev, &dev_attr_enable); + if (r < 0) + goto err4; + r = device_create_file(&pdev->dev, &dev_attr_enable_det); + if (r < 0) + goto err5; + platform_set_drvdata(pdev, hs); + + spin_lock_init(&hs->lock); + mutex_init(&hs->mutex); + setup_timer(&hs->enable_timer, retu_headset_enable_timer, + (unsigned long) hs); + setup_timer(&hs->detect_timer, retu_headset_detect_timer, + (unsigned long) hs); + + r = retu_request_irq(RETU_INT_HOOK, retu_headset_hook_interrupt, + (unsigned long) hs, "hookdet"); + if (r != 0) { + dev_err(&pdev->dev, "hookdet IRQ not available\n"); + goto err6; + } + retu_disable_irq(RETU_INT_HOOK); + return 0; +err6: + device_remove_file(&pdev->dev, &dev_attr_enable_det); +err5: + device_remove_file(&pdev->dev, &dev_attr_enable); +err4: + device_remove_file(&pdev->dev, &dev_attr_hookdet); +err3: + input_unregister_device(hs->idev); +err2: + input_free_device(hs->idev); +err1: + kfree(hs); + return r; +} + +static int retu_headset_remove(struct platform_device *pdev) +{ + struct retu_headset *hs = platform_get_drvdata(pdev); + + device_remove_file(&pdev->dev, &dev_attr_hookdet); + device_remove_file(&pdev->dev, &dev_attr_enable); + device_remove_file(&pdev->dev, &dev_attr_enable_det); + retu_headset_disable(hs); + retu_headset_det_disable(hs); + retu_free_irq(RETU_INT_HOOK); + input_unregister_device(hs->idev); + input_free_device(hs->idev); + return 0; +} + +static int retu_headset_suspend(struct platform_device *pdev, + pm_message_t mesg) +{ + struct retu_headset *hs = platform_get_drvdata(pdev); + + mutex_lock(&hs->mutex); + if (hs->bias_enabled) + retu_headset_set_bias(0); + mutex_unlock(&hs->mutex); + + return 0; +} + +static int retu_headset_resume(struct platform_device *pdev) +{ + struct retu_headset *hs = platform_get_drvdata(pdev); + + mutex_lock(&hs->mutex); + if (hs->bias_enabled) + retu_headset_set_bias(1); + mutex_unlock(&hs->mutex); + + return 0; +} + +static struct platform_driver retu_headset_driver = { + .probe = retu_headset_probe, + .remove = retu_headset_remove, + .suspend = retu_headset_suspend, + .resume = retu_headset_resume, + .driver = { + .name = "retu-headset", + }, +}; + +static int __init retu_headset_init(void) +{ + int r; + + printk(KERN_INFO "Retu/Vilma headset driver initializing\n"); + + r = platform_driver_register(&retu_headset_driver); + if (r < 0) + return r; + + return 0; +} + +static void __exit retu_headset_exit(void) +{ + platform_driver_unregister(&retu_headset_driver); +} + +module_init(retu_headset_init); +module_exit(retu_headset_exit); + +MODULE_DESCRIPTION("Retu/Vilma headset detection"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Juha Yrj�l�"); --- /dev/null +++ b/drivers/cbus/retu-pwrbutton.c @@ -0,0 +1,118 @@ +/** + * drivers/cbus/retu-pwrbutton.c + * + * Driver for sending retu power button event to input-layer + * + * Copyright (C) 2004 Nokia Corporation + * + * Written by Ari Saastamoinen <ari.saastamoinen@elektrobit.com> + * + * Contact Juha Yrj�l� <juha.yrjola@nokia.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/input.h> +#include <linux/timer.h> +#include <linux/jiffies.h> +#include <linux/bitops.h> + +#include "retu.h" + +#define RETU_STATUS_PWRONX (1 << 5) + +#define PWRBTN_DELAY 20 +#define PWRBTN_UP 0 +#define PWRBTN_PRESSED 1 + +static int pwrbtn_state; +static struct input_dev *pwrbtn_dev; +static struct timer_list pwrbtn_timer; + +static void retubutton_timer_func(unsigned long arg) +{ + int state; + + if (retu_read_reg(RETU_REG_STATUS) & RETU_STATUS_PWRONX) + state = PWRBTN_UP; + else + state = PWRBTN_PRESSED; + + if (pwrbtn_state != state) { + input_report_key(pwrbtn_dev, KEY_POWER, state); + pwrbtn_state = state; + } +} + +/** + * Interrupt function is called whenever power button key is pressed + * or released. + */ +static void retubutton_irq(unsigned long arg) +{ + retu_ack_irq(RETU_INT_PWR); + mod_timer(&pwrbtn_timer, jiffies + msecs_to_jiffies(PWRBTN_DELAY)); +} + +/** + * Init function. + * Allocates interrupt for power button and registers itself to input layer. + */ +static int __init retubutton_init(void) +{ + int irq; + + printk(KERN_INFO "Retu power button driver initialized\n"); + irq = RETU_INT_PWR; + + init_timer(&pwrbtn_timer); + pwrbtn_timer.function = retubutton_timer_func; + + if (retu_request_irq(irq, &retubutton_irq, 0, "PwrOnX") < 0) { + printk(KERN_ERR "%s@%s: Cannot allocate irq\n", + __FUNCTION__, __FILE__); + return -EBUSY; + } + + pwrbtn_dev = input_allocate_device(); + if (!pwrbtn_dev) + return -ENOMEM; + + pwrbtn_dev->evbit[0] = BIT_MASK(EV_KEY); + pwrbtn_dev->keybit[BIT_WORD(KEY_POWER)] = BIT_MASK(KEY_POWER); + pwrbtn_dev->name = "retu-pwrbutton"; + + return input_register_device(pwrbtn_dev); +} + +/** + * Cleanup function which is called when driver is unloaded + */ +static void __exit retubutton_exit(void) +{ + retu_free_irq(RETU_INT_PWR); + del_timer_sync(&pwrbtn_timer); + input_unregister_device(pwrbtn_dev); +} + +module_init(retubutton_init); +module_exit(retubutton_exit); + +MODULE_DESCRIPTION("Retu Power Button"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Ari Saastamoinen"); --- /dev/null +++ b/drivers/cbus/retu-rtc.c @@ -0,0 +1,477 @@ +/** + * drivers/cbus/retu-rtc.c + * + * Support for Retu RTC + * + * Copyright (C) 2004, 2005 Nokia Corporation + * + * Written by Paul Mundt <paul.mundt@nokia.com> and + * Igor Stoppa <igor.stoppa@nokia.com> + * + * The Retu RTC is essentially a partial read-only RTC that gives us Retu's + * idea of what time actually is. It's left as a userspace excercise to map + * this back to time in the real world and ensure that calibration settings + * are sane to compensate for any horrible drift (on account of not being able + * to set the clock to anything). + * + * Days are semi-writeable. Namely, Retu will only track 255 days for us + * consecutively, after which the counter is explicitly stuck at 255 until + * someone comes along and clears it with a write. In the event that no one + * comes along and clears it, we no longer have any idea what day it is. + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/device.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/completion.h> +#include <linux/platform_device.h> +#include <linux/mutex.h> +#include <linux/workqueue.h> + +#include "cbus.h" +#include "retu.h" + +static struct mutex retu_rtc_mutex; +static u16 retu_rtc_alarm_expired; +static u16 retu_rtc_reset_occurred; + +static DECLARE_COMPLETION(retu_rtc_exited); +static DECLARE_COMPLETION(retu_rtc_sync); + +static void retu_rtc_barrier(void); + +static void retu_rtc_device_release(struct device *dev) +{ + complete(&retu_rtc_exited); +} + +static ssize_t retu_rtc_time_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + u16 dsr, hmr, dsr2; + + mutex_lock(&retu_rtc_mutex); + + do { + u16 dummy; + + /* + * Not being in_interrupt() for a retu rtc IRQ, we need to + * read twice for consistency.. + */ + dummy = retu_read_reg(RETU_REG_RTCDSR); + dsr = retu_read_reg(RETU_REG_RTCDSR); + + dummy = retu_read_reg(RETU_REG_RTCHMR); + hmr = retu_read_reg(RETU_REG_RTCHMR); + + dummy = retu_read_reg(RETU_REG_RTCDSR); + dsr2 = retu_read_reg(RETU_REG_RTCDSR); + } while ((dsr != dsr2)); + + mutex_unlock(&retu_rtc_mutex); + + /* + * Format a 32-bit date-string for userspace + * + * days | hours | minutes | seconds + * + * 8 bits for each. + * + * This mostly sucks because days and seconds are tracked in RTCDSR + * while hours and minutes are tracked in RTCHMR. And yes, there + * really are no words that can describe an 8 bit day register (or + * rather, none that will be reprinted here). + */ + return sprintf(buf, "0x%08x\n", (((dsr >> 8) & 0xff) << 24) | + (((hmr >> 8) & 0x1f) << 16) | + ((hmr & 0x3f) << 8) | (dsr & 0x3f)); +} + +static ssize_t retu_rtc_time_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + mutex_lock(&retu_rtc_mutex); + /* + * Writing anything to the day counter forces it to 0 + * The seconds counter would be cleared by resetting the minutes counter, + * however this won't happen, since we are using the hh:mm counters as + * a set of free running counters and the day counter as a multiple + * overflow holder. + */ + + /* Reset day counter, but keep Temperature Shutdown state */ + retu_write_reg(RETU_REG_RTCDSR, + retu_read_reg(RETU_REG_RTCDSR) & (1 << 6)); + + mutex_unlock(&retu_rtc_mutex); + + return count; +} + +static DEVICE_ATTR(time, S_IRUGO | S_IWUSR, retu_rtc_time_show, + retu_rtc_time_store); + + +static ssize_t retu_rtc_reset_show(struct device *dev, struct device_attribute *attr, char *buf) +{ + /* + * Returns the status of the rtc + * + * 0: no reset has occurred or the status has been cleared + * 1: a reset has occurred + * + * RTC needs to be reset only when both main battery + * _AND_ backup battery are discharged + */ + return sprintf(buf, "%u\n", retu_rtc_reset_occurred); +} + +static void retu_rtc_do_reset(void) +{ + u16 ccr1; + + ccr1 = retu_read_reg(RETU_REG_CC1); + /* RTC in reset */ + retu_write_reg(RETU_REG_CC1, ccr1 | 0x0001); + /* RTC in normal operating mode */ + retu_write_reg(RETU_REG_CC1, ccr1 & ~0x0001); + + retu_rtc_barrier(); + /* Disable alarm and RTC WD */ + retu_write_reg(RETU_REG_RTCHMAR, 0x7f3f); + /* Set Calibration register to default value */ + retu_write_reg(RETU_REG_RTCCALR, 0x00c0); + + retu_rtc_alarm_expired = 0; + retu_rtc_reset_occurred = 1; +} + +static ssize_t retu_rtc_reset_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + unsigned choice; + + if(sscanf(buf, "%u", &choice) != 1) + return count; + mutex_lock(&retu_rtc_mutex); + if (choice == 0) + retu_rtc_reset_occurred = 0; + else if (choice == 1) + retu_rtc_do_reset(); + mutex_unlock(&retu_rtc_mutex); + return count; +} + +static DEVICE_ATTR(reset, S_IRUGO | S_IWUSR, retu_rtc_reset_show, + retu_rtc_reset_store); + +static ssize_t retu_rtc_alarm_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + u16 chmar; + ssize_t retval; + + mutex_lock(&retu_rtc_mutex); + /* + * Format a 16-bit date-string for userspace + * + * hours | minutes + * 8 bits for each. + */ + chmar = retu_read_reg(RETU_REG_RTCHMAR); + /* No shifting needed, only masking unrelated bits */ + retval = sprintf(buf, "0x%04x\n", chmar & 0x1f3f); + mutex_unlock(&retu_rtc_mutex); + + return retval; +} + +static ssize_t retu_rtc_alarm_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + u16 chmar; + unsigned alrm; + unsigned hours; + unsigned minutes; + + mutex_lock(&retu_rtc_mutex); + + if(sscanf(buf, "%x", &alrm) != 1) + return count; + hours = (alrm >> 8) & 0x001f; + minutes = (alrm >> 0) & 0x003f; + if ((hours < 24 && minutes < 60) || (hours == 24 && minutes == 60)) { + /* + * OK, the time format for the alarm is valid (including the + * disabling values) + */ + /* Keeps the RTC watchdog status */ + chmar = retu_read_reg(RETU_REG_RTCHMAR) & 0x6000; + chmar |= alrm & 0x1f3f; /* Stores the requested alarm */ + retu_rtc_barrier(); + retu_write_reg(RETU_REG_RTCHMAR, chmar); + /* If the alarm is being disabled */ + if (hours == 24 && minutes == 60) { + /* disable the interrupt */ + retu_disable_irq(RETU_INT_RTCA); + retu_rtc_alarm_expired = 0; + } else + /* enable the interrupt */ + retu_enable_irq(RETU_INT_RTCA); + } + mutex_unlock(&retu_rtc_mutex); + + return count; +} + +static DEVICE_ATTR(alarm, S_IRUGO | S_IWUSR, retu_rtc_alarm_show, + retu_rtc_alarm_store); + +static ssize_t retu_rtc_alarm_expired_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + ssize_t retval; + + retval = sprintf(buf, "%u\n", retu_rtc_alarm_expired); + + return retval; +} + +static ssize_t retu_rtc_alarm_expired_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + retu_rtc_alarm_expired = 0; + + return count; +} + +static DEVICE_ATTR(alarm_expired, S_IRUGO | S_IWUSR, retu_rtc_alarm_expired_show, + retu_rtc_alarm_expired_store); + + +static ssize_t retu_rtc_cal_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + u16 rtccalr1; + + mutex_lock(&retu_rtc_mutex); + rtccalr1 = retu_read_reg(RETU_REG_RTCCALR); + mutex_unlock(&retu_rtc_mutex); + + /* + * Shows the status of the Calibration Register. + * + * Default, after power loss: 0x0000 + * Default, for R&D: 0x00C0 + * Default, for factory: 0x00?? + * + */ + return sprintf(buf, "0x%04x\n", rtccalr1 & 0x00ff); +} + +static ssize_t retu_rtc_cal_store(struct device *dev, struct device_attribute *attr, + const char *buf, size_t count) +{ + unsigned calibration_value; + + if (sscanf(buf, "%x", &calibration_value) != 1) + return count; + + mutex_lock(&retu_rtc_mutex); + retu_rtc_barrier(); + retu_write_reg(RETU_REG_RTCCALR, calibration_value & 0x00ff); + mutex_unlock(&retu_rtc_mutex); + + return count; +} + +static DEVICE_ATTR(cal, S_IRUGO | S_IWUSR, retu_rtc_cal_show, + retu_rtc_cal_store); + +static struct platform_device retu_rtc_device; + +static void retu_rtca_disable(void) +{ + retu_disable_irq(RETU_INT_RTCA); + retu_rtc_alarm_expired = 1; + retu_rtc_barrier(); + retu_write_reg(RETU_REG_RTCHMAR, (24 << 8) | 60); +} + +static void retu_rtca_expired(struct work_struct *unused) +{ + retu_rtca_disable(); + sysfs_notify(&retu_rtc_device.dev.kobj, NULL, "alarm_expired"); +} + +DECLARE_WORK(retu_rtca_work, retu_rtca_expired); + +/* + * RTCHMR RTCHMAR RTCCAL must be accessed within 0.9 s since the seconds + * interrupt has been signaled in the IDR register + */ +static void retu_rtcs_interrupt(unsigned long unused) +{ + retu_ack_irq(RETU_INT_RTCS); + complete_all(&retu_rtc_sync); +} + +static void retu_rtca_interrupt(unsigned long unused) +{ + retu_ack_irq(RETU_INT_RTCA); + schedule_work(&retu_rtca_work); +} + +static int retu_rtc_init_irq(void) +{ + int ret; + + ret = retu_request_irq(RETU_INT_RTCS, retu_rtcs_interrupt, 0, "RTCS"); + if (ret != 0) + return ret; + /* + * We will take care of enabling and disabling the interrupt + * elsewhere, so leave it off by default.. + */ + retu_disable_irq(RETU_INT_RTCS); + + ret = retu_request_irq(RETU_INT_RTCA, retu_rtca_interrupt, 0, "RTCA"); + if (ret != 0) { + retu_free_irq(RETU_INT_RTCS); + return ret; + } + retu_disable_irq(RETU_INT_RTCA); + + return 0; +} + + +static int __devinit retu_rtc_probe(struct device *dev) +{ + int r; + + retu_rtc_alarm_expired = retu_read_reg(RETU_REG_IDR) & + (0x1 << RETU_INT_RTCA); + + if ((r = retu_rtc_init_irq()) != 0) + return r; + + mutex_init(&retu_rtc_mutex); + + /* If the calibration register is zero, we've probably lost + * power */ + if (retu_read_reg(RETU_REG_RTCCALR) & 0x00ff) + retu_rtc_reset_occurred = 0; + else + retu_rtc_do_reset(); + + if ((r = device_create_file(dev, &dev_attr_time)) != 0) + return r; + else if ((r = device_create_file(dev, &dev_attr_reset)) != 0) + goto err_unregister_time; + else if ((r = device_create_file(dev, &dev_attr_alarm)) != 0) + goto err_unregister_reset; + else if ((r = device_create_file(dev, &dev_attr_alarm_expired)) != 0) + goto err_unregister_alarm; + else if ((r = device_create_file(dev, &dev_attr_cal)) != 0) + goto err_unregister_alarm_expired; + else + return r; + +err_unregister_alarm_expired: + device_remove_file(dev, &dev_attr_alarm_expired); +err_unregister_alarm: + device_remove_file(dev, &dev_attr_alarm); +err_unregister_reset: + device_remove_file(dev, &dev_attr_reset); +err_unregister_time: + device_remove_file(dev, &dev_attr_time); + return r; +} + +static int __devexit retu_rtc_remove(struct device *dev) +{ + retu_disable_irq(RETU_INT_RTCS); + retu_free_irq(RETU_INT_RTCS); + retu_free_irq(RETU_INT_RTCA); + device_remove_file(dev, &dev_attr_cal); + device_remove_file(dev, &dev_attr_alarm_expired); + device_remove_file(dev, &dev_attr_alarm); + device_remove_file(dev, &dev_attr_reset); + device_remove_file(dev, &dev_attr_time); + return 0; +} + +static struct device_driver retu_rtc_driver = { + .name = "retu-rtc", + .bus = &platform_bus_type, + .probe = retu_rtc_probe, + .remove = __devexit_p(retu_rtc_remove), +}; + +static struct platform_device retu_rtc_device = { + .name = "retu-rtc", + .id = -1, + .dev = { + .release = retu_rtc_device_release, + }, +}; + +/* This function provides syncronization with the RTCS interrupt handler */ +static void retu_rtc_barrier(void) +{ + INIT_COMPLETION(retu_rtc_sync); + retu_ack_irq(RETU_INT_RTCS); + retu_enable_irq(RETU_INT_RTCS); + wait_for_completion(&retu_rtc_sync); + retu_disable_irq(RETU_INT_RTCS); +} + +static int __init retu_rtc_init(void) +{ + int ret; + + init_completion(&retu_rtc_exited); + + if ((ret = driver_register(&retu_rtc_driver)) != 0) + return ret; + + if ((ret = platform_device_register(&retu_rtc_device)) != 0) + goto err_unregister_driver; + + return 0; + +err_unregister_driver: + driver_unregister(&retu_rtc_driver); + return ret; +} + +static void __exit retu_rtc_exit(void) +{ + platform_device_unregister(&retu_rtc_device); + driver_unregister(&retu_rtc_driver); + + wait_for_completion(&retu_rtc_exited); +} + +module_init(retu_rtc_init); +module_exit(retu_rtc_exit); + +MODULE_DESCRIPTION("Retu RTC"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Paul Mundt and Igor Stoppa"); --- /dev/null +++ b/drivers/cbus/retu-user.c @@ -0,0 +1,423 @@ +/** + * drivers/cbus/retu-user.c + * + * Retu user space interface functions + * + * Copyright (C) 2004, 2005 Nokia Corporation + * + * Written by Mikko Ylinen <mikko.k.ylinen@nokia.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/interrupt.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/poll.h> +#include <linux/list.h> +#include <linux/spinlock.h> +#include <linux/mutex.h> + +#include <asm/uaccess.h> + +#include "retu.h" + +#include "user_retu_tahvo.h" + +/* Maximum size of IRQ node buffer/pool */ +#define RETU_MAX_IRQ_BUF_LEN 16 + +#define PFX "retu-user: " + +/* Bitmap for marking the interrupt sources as having the handlers */ +static u32 retu_irq_bits; + +/* For allowing only one user process to subscribe to the retu interrupts */ +static struct file *retu_irq_subscr = NULL; + +/* For poll and IRQ passing */ +struct retu_irq { + u32 id; + struct list_head node; +}; + +static spinlock_t retu_irqs_lock; +static struct retu_irq *retu_irq_block; +static LIST_HEAD(retu_irqs); +static LIST_HEAD(retu_irqs_reserve); + +/* Wait queue - used when user wants to read the device */ +DECLARE_WAIT_QUEUE_HEAD(retu_user_waitqueue); + +/* Semaphore to protect irq subscription sequence */ +static struct mutex retu_mutex; + +/* This array specifies RETU register types (read/write/toggle) */ +static const u8 retu_access_bits[] = { + 1, + 4, + 3, + 3, + 1, + 3, + 3, + 0, + 3, + 3, + 3, + 3, + 3, + 3, + 3, + 4, + 4, + 3, + 0, + 0, + 0, + 0, + 1, + 3, + 3, + 3, + 3, + 3, + 3, + 3, + 3, + 3 +}; + +/* + * The handler for all RETU interrupts. + * + * arg is the interrupt source in RETU. + */ +static void retu_user_irq_handler(unsigned long arg) +{ + struct retu_irq *irq; + + retu_ack_irq(arg); + + spin_lock(&retu_irqs_lock); + if (list_empty(&retu_irqs_reserve)) { + spin_unlock(&retu_irqs_lock); + return; + } + irq = list_entry((&retu_irqs_reserve)->next, struct retu_irq, node); + irq->id = arg; + list_move_tail(&irq->node, &retu_irqs); + spin_unlock(&retu_irqs_lock); + + /* wake up waiting thread */ + wake_up(&retu_user_waitqueue); +} + +/* + * This routine sets up the interrupt handler and marks an interrupt source + * in RETU as a candidate for signal delivery to the user process. + */ +static int retu_user_subscribe_to_irq(int id, struct file *filp) +{ + int ret; + + mutex_lock(&retu_mutex); + if ((retu_irq_subscr != NULL) && (retu_irq_subscr != filp)) { + mutex_unlock(&retu_mutex); + return -EBUSY; + } + /* Store the file pointer of the first user process registering IRQs */ + retu_irq_subscr = filp; + mutex_unlock(&retu_mutex); + + if (retu_irq_bits & (1 << id)) + return 0; + + ret = retu_request_irq(id, retu_user_irq_handler, id, ""); + if (ret < 0) + return ret; + + /* Mark that this interrupt has a handler */ + retu_irq_bits |= 1 << id; + + return 0; +} + +/* + * Unregisters all RETU interrupt handlers. + */ +static void retu_unreg_irq_handlers(void) +{ + int id; + + if (!retu_irq_bits) + return; + + for (id = 0; id < MAX_RETU_IRQ_HANDLERS; id++) + if (retu_irq_bits & (1 << id)) + retu_free_irq(id); + + retu_irq_bits = 0; +} + +/* + * Write to RETU register. + * Returns 0 upon success, a negative error value otherwise. + */ +static int retu_user_write_with_mask(u32 field, u16 value) +{ + u32 mask; + u32 reg; + u_short tmp; + unsigned long flags; + + mask = MASK(field); + reg = REG(field); + + /* Detect bad mask and reg */ + if (mask == 0 || reg > RETU_REG_MAX || + retu_access_bits[reg] == READ_ONLY) { + printk(KERN_ERR PFX "invalid arguments (reg=%#x, mask=%#x)\n", + reg, mask); + return -EINVAL; + } + + /* Justify value according to mask */ + while (!(mask & 1)) { + value = value << 1; + mask = mask >> 1; + } + + spin_lock_irqsave(&retu_lock, flags); + if (retu_access_bits[reg] == TOGGLE) { + /* No need to detect previous content of register */ + tmp = 0; + } else { + /* Read current value of register */ + tmp = retu_read_reg(reg); + } + + /* Generate new value */ + tmp = (tmp & ~MASK(field)) | (value & MASK(field)); + /* Write data to RETU */ + retu_write_reg(reg, tmp); + spin_unlock_irqrestore(&retu_lock, flags); + + return 0; +} + +/* + * Read RETU register. + */ +static u32 retu_user_read_with_mask(u32 field) +{ + u_short value; + u32 mask, reg; + + mask = MASK(field); + reg = REG(field); + + /* Detect bad mask and reg */ + if (mask == 0 || reg > RETU_REG_MAX) { + printk(KERN_ERR PFX "invalid arguments (reg=%#x, mask=%#x)\n", + reg, mask); + return -EINVAL; + } + + /* Read the register */ + value = retu_read_reg(reg) & mask; + + /* Right justify value */ + while (!(mask & 1)) { + value = value >> 1; + mask = mask >> 1; + } + + return value; +} + +/* + * Close device + */ +static int retu_close(struct inode *inode, struct file *filp) +{ + /* Unregister all interrupts that have been registered */ + if (retu_irq_subscr == filp) { + retu_unreg_irq_handlers(); + retu_irq_subscr = NULL; + } + + return 0; +} + +/* + * Device control (ioctl) + */ +static int retu_ioctl(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + struct retu_tahvo_write_parms par; + int ret; + + switch (cmd) { + case URT_IOCT_IRQ_SUBSCR: + return retu_user_subscribe_to_irq(arg, filp); + case RETU_IOCH_READ: + return retu_user_read_with_mask(arg); + case RETU_IOCX_WRITE: + ret = copy_from_user(&par, (void __user *) arg, sizeof(par)); + if (ret) + printk(KERN_ERR "copy_from_user failed: %d\n", ret); + par.result = retu_user_write_with_mask(par.field, par.value); + ret = copy_to_user((void __user *) arg, &par, sizeof(par)); + if (ret) + printk(KERN_ERR "copy_to_user failed: %d\n", ret); + break; + case RETU_IOCH_ADC_READ: + return retu_read_adc(arg); + default: + return -ENOIOCTLCMD; + } + return 0; +} + +/* + * Read from device + */ +static ssize_t retu_read(struct file *filp, char *buf, size_t count, + loff_t * offp) +{ + struct retu_irq *irq; + + u32 nr, i; + + /* read not permitted if neither filp nor anyone has registered IRQs */ + if (retu_irq_subscr != filp) + return -EPERM; + + if ((count < sizeof(u32)) || ((count % sizeof(u32)) != 0)) + return -EINVAL; + + nr = count / sizeof(u32); + + for (i = 0; i < nr; i++) { + unsigned long flags; + u32 irq_id; + int ret; + + ret = wait_event_interruptible(retu_user_waitqueue, + !list_empty(&retu_irqs)); + if (ret < 0) + return ret; + + spin_lock_irqsave(&retu_irqs_lock, flags); + irq = list_entry((&retu_irqs)->next, struct retu_irq, node); + irq_id = irq->id; + list_move(&irq->node, &retu_irqs_reserve); + spin_unlock_irqrestore(&retu_irqs_lock, flags); + + ret = copy_to_user(buf + i * sizeof(irq_id), &irq_id, + sizeof(irq_id)); + if (ret) + printk(KERN_ERR "copy_to_user failed: %d\n", ret); + } + + return count; +} + +/* + * Poll method + */ +static unsigned retu_poll(struct file *filp, struct poll_table_struct *pt) +{ + if (!list_empty(&retu_irqs)) + return POLLIN; + + poll_wait(filp, &retu_user_waitqueue, pt); + + if (!list_empty(&retu_irqs)) + return POLLIN; + else + return 0; +} + +static struct file_operations retu_user_fileops = { + .owner = THIS_MODULE, + .ioctl = retu_ioctl, + .read = retu_read, + .release = retu_close, + .poll = retu_poll +}; + +static struct miscdevice retu_device = { + .minor = MISC_DYNAMIC_MINOR, + .name = "retu", + .fops = &retu_user_fileops +}; + +/* + * Initialization + * + * @return 0 if successful, error value otherwise. + */ +int retu_user_init(void) +{ + struct retu_irq *irq; + int res, i; + + irq = kmalloc(sizeof(*irq) * RETU_MAX_IRQ_BUF_LEN, GFP_KERNEL); + if (irq == NULL) { + printk(KERN_ERR PFX "kmalloc failed\n"); + return -ENOMEM; + } + memset(irq, 0, sizeof(*irq) * RETU_MAX_IRQ_BUF_LEN); + for (i = 0; i < RETU_MAX_IRQ_BUF_LEN; i++) + list_add(&irq[i].node, &retu_irqs_reserve); + + retu_irq_block = irq; + + spin_lock_init(&retu_irqs_lock); + mutex_init(&retu_mutex); + + /* Request a misc device */ + res = misc_register(&retu_device); + if (res < 0) { + printk(KERN_ERR PFX "unable to register misc device for %s\n", + retu_device.name); + kfree(irq); + return res; + } + + return 0; +} + +/* + * Cleanup. + */ +void retu_user_cleanup(void) +{ + /* Unregister our misc device */ + misc_deregister(&retu_device); + /* Unregister and disable all RETU interrupts used by this module */ + retu_unreg_irq_handlers(); + kfree(retu_irq_block); +} + +MODULE_DESCRIPTION("Retu ASIC user space functions"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Mikko Ylinen"); --- /dev/null +++ b/drivers/cbus/retu-wdt.c @@ -0,0 +1,202 @@ +/** + * drivers/cbus/retu-wdt.c + * + * Driver for Retu watchdog + * + * Copyright (C) 2004, 2005 Nokia Corporation + * + * Written by Amit Kucheria <amit.kucheria@nokia.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/device.h> +#include <linux/init.h> + +#include <linux/completion.h> +#include <linux/errno.h> +#include <linux/moduleparam.h> +#include <linux/platform_device.h> + +#include "cbus.h" +#include "retu.h" + +/* Watchdog timeout in seconds */ +#define RETU_WDT_MIN_TIMER 0 +#define RETU_WDT_DEFAULT_TIMER 32 +#define RETU_WDT_MAX_TIMER 63 + +static struct completion retu_wdt_completion; +static DEFINE_MUTEX(retu_wdt_mutex); + +/* Current period of watchdog */ +static unsigned int period_val = RETU_WDT_DEFAULT_TIMER; +static int counter_param = RETU_WDT_MAX_TIMER; + +static int retu_modify_counter(unsigned int new) +{ + int ret = 0; + + if (new < RETU_WDT_MIN_TIMER || new > RETU_WDT_MAX_TIMER) + return -EINVAL; + + mutex_lock(&retu_wdt_mutex); + + period_val = new; + retu_write_reg(RETU_REG_WATCHDOG, (u16)period_val); + + mutex_unlock(&retu_wdt_mutex); + return ret; +} + +static ssize_t retu_wdt_period_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + /* Show current max counter */ + return sprintf(buf, "%u\n", (u16)period_val); +} + +static ssize_t retu_wdt_period_store(struct device *dev, + struct device_attribute *attr, + const char *buf, size_t count) +{ + unsigned int new_period; + int ret; + + if (sscanf(buf, "%u", &new_period) != 1) { + printk(KERN_ALERT "retu_wdt_period_store: Invalid input\n"); + return -EINVAL; + } + + ret = retu_modify_counter(new_period); + if (ret < 0) + return ret; + + return strnlen(buf, count); +} + +static ssize_t retu_wdt_counter_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + u16 counter; + + /* Show current value in watchdog counter */ + counter = retu_read_reg(RETU_REG_WATCHDOG); + + /* Only the 5 LSB are important */ + return snprintf(buf, PAGE_SIZE, "%u\n", (counter & 0x3F)); +} + +static DEVICE_ATTR(period, S_IRUGO | S_IWUSR, retu_wdt_period_show, \ + retu_wdt_period_store); +static DEVICE_ATTR(counter, S_IRUGO, retu_wdt_counter_show, NULL); + +static int __devinit retu_wdt_probe(struct device *dev) +{ + int ret; + + ret = device_create_file(dev, &dev_attr_period); + if (ret) { + printk(KERN_ERR "retu_wdt_probe: Error creating " + "sys device file: period\n"); + return ret; + } + + ret = device_create_file(dev, &dev_attr_counter); + if (ret) { + device_remove_file(dev, &dev_attr_period); + printk(KERN_ERR "retu_wdt_probe: Error creating " + "sys device file: counter\n"); + } + + return ret; +} + +static int __devexit retu_wdt_remove(struct device *dev) +{ + device_remove_file(dev, &dev_attr_period); + device_remove_file(dev, &dev_attr_counter); + return 0; +} + +static void retu_wdt_device_release(struct device *dev) +{ + complete(&retu_wdt_completion); +} + +static struct platform_device retu_wdt_device = { + .name = "retu-watchdog", + .id = -1, + .dev = { + .release = retu_wdt_device_release, + }, +}; + +static struct device_driver retu_wdt_driver = { + .name = "retu-watchdog", + .bus = &platform_bus_type, + .probe = retu_wdt_probe, + .remove = __devexit_p(retu_wdt_remove), +}; + +static int __init retu_wdt_init(void) +{ + int ret; + + init_completion(&retu_wdt_completion); + + ret = driver_register(&retu_wdt_driver); + if (ret) + return ret; + + ret = platform_device_register(&retu_wdt_device); + if (ret) + goto exit1; + + /* passed as module parameter? */ + ret = retu_modify_counter(counter_param); + if (ret == -EINVAL) { + ret = retu_modify_counter(RETU_WDT_DEFAULT_TIMER); + printk(KERN_INFO + "retu_wdt_init: Intializing to default value\n"); + } + + printk(KERN_INFO "Retu watchdog driver initialized\n"); + return ret; + +exit1: + driver_unregister(&retu_wdt_driver); + wait_for_completion(&retu_wdt_completion); + + return ret; +} + +static void __exit retu_wdt_exit(void) +{ + platform_device_unregister(&retu_wdt_device); + driver_unregister(&retu_wdt_driver); + + wait_for_completion(&retu_wdt_completion); +} + +module_init(retu_wdt_init); +module_exit(retu_wdt_exit); +module_param(counter_param, int, 0); + +MODULE_DESCRIPTION("Retu WatchDog"); +MODULE_AUTHOR("Amit Kucheria"); +MODULE_LICENSE("GPL"); + --- /dev/null +++ b/drivers/cbus/retu.c @@ -0,0 +1,467 @@ +/** + * drivers/cbus/retu.c + * + * Support functions for Retu ASIC + * + * Copyright (C) 2004, 2005 Nokia Corporation + * + * Written by Juha Yrj�l� <juha.yrjola@nokia.com>, + * David Weinehall <david.weinehall@nokia.com>, and + * Mikko Ylinen <mikko.k.ylinen@nokia.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/module.h> +#include <linux/init.h> + +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/device.h> +#include <linux/miscdevice.h> +#include <linux/poll.h> +#include <linux/fs.h> +#include <linux/irq.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> + +#include <asm/uaccess.h> + +#include <mach/mux.h> +#include <mach/board.h> +#include <mach/board-nokia.h> + +#include "cbus.h" +#include "retu.h" + +#define RETU_ID 0x01 +#define PFX "retu: " + +static int retu_initialized; +static int retu_irq_pin; +static int retu_is_vilma; + +static struct tasklet_struct retu_tasklet; +spinlock_t retu_lock = SPIN_LOCK_UNLOCKED; + +static struct completion device_release; + +struct retu_irq_handler_desc { + int (*func)(unsigned long); + unsigned long arg; + char name[8]; +}; + +static struct retu_irq_handler_desc retu_irq_handlers[MAX_RETU_IRQ_HANDLERS]; + +/** + * retu_read_reg - Read a value from a register in Retu + * @reg: the register to read from + * + * This function returns the contents of the specified register + */ +int retu_read_reg(int reg) +{ + BUG_ON(!retu_initialized); + return cbus_read_reg(cbus_host, RETU_ID, reg); +} + +/** + * retu_write_reg - Write a value to a register in Retu + * @reg: the register to write to + * @reg: the value to write to the register + * + * This function writes a value to the specified register + */ +void retu_write_reg(int reg, u16 val) +{ + BUG_ON(!retu_initialized); + cbus_write_reg(cbus_host, RETU_ID, reg, val); +} + +void retu_set_clear_reg_bits(int reg, u16 set, u16 clear) +{ + unsigned long flags; + u16 w; + + spin_lock_irqsave(&retu_lock, flags); + w = retu_read_reg(reg); + w &= ~clear; + w |= set; + retu_write_reg(reg, w); + spin_unlock_irqrestore(&retu_lock, flags); +} + +#define ADC_MAX_CHAN_NUMBER 13 + +int retu_read_adc(int channel) +{ + unsigned long flags; + int res; + + if (channel < 0 || channel > ADC_MAX_CHAN_NUMBER) + return -EINVAL; + + spin_lock_irqsave(&retu_lock, flags); + + if ((channel == 8) && retu_is_vilma) { + int scr = retu_read_reg(RETU_REG_ADCSCR); + int ch = (retu_read_reg(RETU_REG_ADCR) >> 10) & 0xf; + if (((scr & 0xff) != 0) && (ch != 8)) + retu_write_reg (RETU_REG_ADCSCR, (scr & ~0xff)); + } + + /* Select the channel and read result */ + retu_write_reg(RETU_REG_ADCR, channel << 10); + res = retu_read_reg(RETU_REG_ADCR) & 0x3ff; + + if (retu_is_vilma) + retu_write_reg(RETU_REG_ADCR, (1 << 13)); + + /* Unlock retu */ + spin_unlock_irqrestore(&retu_lock, flags); + + return res; +} + + +static u16 retu_disable_bogus_irqs(u16 mask) +{ + int i; + + for (i = 0; i < MAX_RETU_IRQ_HANDLERS; i++) { + if (mask & (1 << i)) + continue; + if (retu_irq_handlers[i].func != NULL) + continue; + /* an IRQ was enabled but we don't have a handler for it */ + printk(KERN_INFO PFX "disabling bogus IRQ %d\n", i); + mask |= (1 << i); + } + return mask; +} + +/* + * Disable given RETU interrupt + */ +void retu_disable_irq(int id) +{ + unsigned long flags; + u16 mask; + + spin_lock_irqsave(&retu_lock, flags); + mask = retu_read_reg(RETU_REG_IMR); + mask |= 1 << id; + mask = retu_disable_bogus_irqs(mask); + retu_write_reg(RETU_REG_IMR, mask); + spin_unlock_irqrestore(&retu_lock, flags); +} + +/* + * Enable given RETU interrupt + */ +void retu_enable_irq(int id) +{ + unsigned long flags; + u16 mask; + + if (id == 3) { + printk("Enabling Retu IRQ %d\n", id); + dump_stack(); + } + spin_lock_irqsave(&retu_lock, flags); + mask = retu_read_reg(RETU_REG_IMR); + mask &= ~(1 << id); + mask = retu_disable_bogus_irqs(mask); + retu_write_reg(RETU_REG_IMR, mask); + spin_unlock_irqrestore(&retu_lock, flags); +} + +/* + * Acknowledge given RETU interrupt + */ +void retu_ack_irq(int id) +{ + retu_write_reg(RETU_REG_IDR, 1 << id); +} + +/* + * RETU interrupt handler. Only schedules the tasklet. + */ +static irqreturn_t retu_irq_handler(int irq, void *dev_id) +{ + tasklet_schedule(&retu_tasklet); + return IRQ_HANDLED; +} + +/* + * Tasklet handler + */ +static void retu_tasklet_handler(unsigned long data) +{ + struct retu_irq_handler_desc *hnd; + u16 id; + u16 im; + int i; + + for (;;) { + id = retu_read_reg(RETU_REG_IDR); + im = ~retu_read_reg(RETU_REG_IMR); + id &= im; + + if (!id) + break; + + for (i = 0; id != 0; i++, id >>= 1) { + if (!(id & 1)) + continue; + hnd = &retu_irq_handlers[i]; + if (hnd->func == NULL) { + /* Spurious retu interrupt - disable and ack it */ + printk(KERN_INFO "Spurious Retu interrupt " + "(id %d)\n", i); + retu_disable_irq(i); + retu_ack_irq(i); + continue; + } + hnd->func(hnd->arg); + /* + * Don't acknowledge the interrupt here + * It must be done explicitly + */ + } + } +} + +/* + * Register the handler for a given RETU interrupt source. + */ +int retu_request_irq(int id, void *irq_handler, unsigned long arg, char *name) +{ + struct retu_irq_handler_desc *hnd; + + if (irq_handler == NULL || id >= MAX_RETU_IRQ_HANDLERS || + name == NULL) { + printk(KERN_ERR PFX "Invalid arguments to %s\n", + __FUNCTION__); + return -EINVAL; + } + hnd = &retu_irq_handlers[id]; + if (hnd->func != NULL) { + printk(KERN_ERR PFX "IRQ %d already reserved\n", id); + return -EBUSY; + } + printk(KERN_INFO PFX "Registering interrupt %d for device %s\n", + id, name); + hnd->func = irq_handler; + hnd->arg = arg; + strlcpy(hnd->name, name, sizeof(hnd->name)); + + retu_ack_irq(id); + retu_enable_irq(id); + + return 0; +} + +/* + * Unregister the handler for a given RETU interrupt source. + */ +void retu_free_irq(int id) +{ + struct retu_irq_handler_desc *hnd; + + if (id >= MAX_RETU_IRQ_HANDLERS) { + printk(KERN_ERR PFX "Invalid argument to %s\n", + __FUNCTION__); + return; + } + hnd = &retu_irq_handlers[id]; + if (hnd->func == NULL) { + printk(KERN_ERR PFX "IRQ %d already freed\n", id); + return; + } + + retu_disable_irq(id); + hnd->func = NULL; +} + +/** + * retu_power_off - Shut down power to system + * + * This function puts the system in power off state + */ +static void retu_power_off(void) +{ + /* Ignore power button state */ + retu_write_reg(RETU_REG_CC1, retu_read_reg(RETU_REG_CC1) | 2); + /* Expire watchdog immediately */ + retu_write_reg(RETU_REG_WATCHDOG, 0); + /* Wait for poweroff*/ + for (;;); +} + +/** + * retu_probe - Probe for Retu ASIC + * @dev: the Retu device + * + * Probe for the Retu ASIC and allocate memory + * for its device-struct if found + */ +static int __devinit retu_probe(struct device *dev) +{ + const struct omap_em_asic_bb5_config * em_asic_config; + int rev, ret; + + /* Prepare tasklet */ + tasklet_init(&retu_tasklet, retu_tasklet_handler, 0); + + em_asic_config = omap_get_config(OMAP_TAG_EM_ASIC_BB5, + struct omap_em_asic_bb5_config); + if (em_asic_config == NULL) { + printk(KERN_ERR PFX "Unable to retrieve config data\n"); + return -ENODATA; + } + + retu_irq_pin = em_asic_config->retu_irq_gpio; + + if ((ret = gpio_request(retu_irq_pin, "RETU irq")) < 0) { + printk(KERN_ERR PFX "Unable to reserve IRQ GPIO\n"); + return ret; + } + + /* Set the pin as input */ + gpio_direction_input(retu_irq_pin); + + /* Rising edge triggers the IRQ */ + set_irq_type(gpio_to_irq(retu_irq_pin), IRQ_TYPE_EDGE_RISING); + + retu_initialized = 1; + + rev = retu_read_reg(RETU_REG_ASICR) & 0xff; + if (rev & (1 << 7)) + retu_is_vilma = 1; + + printk(KERN_INFO "%s v%d.%d found\n", retu_is_vilma ? "Vilma" : "Retu", + (rev >> 4) & 0x07, rev & 0x0f); + + /* Mask all RETU interrupts */ + retu_write_reg(RETU_REG_IMR, 0xffff); + + ret = request_irq(gpio_to_irq(retu_irq_pin), retu_irq_handler, 0, + "retu", 0); + if (ret < 0) { + printk(KERN_ERR PFX "Unable to register IRQ handler\n"); + gpio_free(retu_irq_pin); + return ret; + } + set_irq_wake(gpio_to_irq(retu_irq_pin), 1); + + /* Register power off function */ + pm_power_off = retu_power_off; + +#ifdef CONFIG_CBUS_RETU_USER + /* Initialize user-space interface */ + if (retu_user_init() < 0) { + printk(KERN_ERR "Unable to initialize driver\n"); + free_irq(gpio_to_irq(retu_irq_pin), 0); + gpio_free(retu_irq_pin); + return ret; + } +#endif + + return 0; +} + +static int retu_remove(struct device *dev) +{ +#ifdef CONFIG_CBUS_RETU_USER + retu_user_cleanup(); +#endif + /* Mask all RETU interrupts */ + retu_write_reg(RETU_REG_IMR, 0xffff); + free_irq(gpio_to_irq(retu_irq_pin), 0); + gpio_free(retu_irq_pin); + tasklet_kill(&retu_tasklet); + + return 0; +} + +static void retu_device_release(struct device *dev) +{ + complete(&device_release); +} + +static struct device_driver retu_driver = { + .name = "retu", + .bus = &platform_bus_type, + .probe = retu_probe, + .remove = retu_remove, +}; + +static struct platform_device retu_device = { + .name = "retu", + .id = -1, + .dev = { + .release = retu_device_release, + } +}; + +/** + * retu_init - initialise Retu driver + * + * Initialise the Retu driver and return 0 if everything worked ok + */ +static int __init retu_init(void) +{ + int ret = 0; + + printk(KERN_INFO "Retu/Vilma driver initialising\n"); + + init_completion(&device_release); + + if ((ret = driver_register(&retu_driver)) < 0) + return ret; + + if ((ret = platform_device_register(&retu_device)) < 0) { + driver_unregister(&retu_driver); + return ret; + } + return 0; +} + +/* + * Cleanup + */ +static void __exit retu_exit(void) +{ + platform_device_unregister(&retu_device); + driver_unregister(&retu_driver); + wait_for_completion(&device_release); +} + +EXPORT_SYMBOL(retu_request_irq); +EXPORT_SYMBOL(retu_free_irq); +EXPORT_SYMBOL(retu_enable_irq); +EXPORT_SYMBOL(retu_disable_irq); +EXPORT_SYMBOL(retu_ack_irq); +EXPORT_SYMBOL(retu_read_reg); +EXPORT_SYMBOL(retu_write_reg); + +subsys_initcall(retu_init); +module_exit(retu_exit); + +MODULE_DESCRIPTION("Retu ASIC control"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Juha Yrj�l�, David Weinehall, and Mikko Ylinen"); --- /dev/null +++ b/drivers/cbus/retu.h @@ -0,0 +1,77 @@ +/** + * drivers/cbus/retu.h + * + * Copyright (C) 2004, 2005 Nokia Corporation + * + * Written by Juha Yrj�l� <juha.yrjola@nokia.com> and + * David Weinehall <david.weinehall@nokia.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __DRIVERS_CBUS_RETU_H +#define __DRIVERS_CBUS_RETU_H + +#include <linux/types.h> + +/* Registers */ +#define RETU_REG_ASICR 0x00 /* ASIC ID & revision */ +#define RETU_REG_IDR 0x01 /* Interrupt ID */ +#define RETU_REG_IMR 0x02 /* Interrupt mask */ +#define RETU_REG_RTCDSR 0x03 /* RTC seconds register */ +#define RETU_REG_RTCHMR 0x04 /* RTC hours and minutes register */ +#define RETU_REG_RTCHMAR 0x05 /* RTC hours and minutes alarm and time set register */ +#define RETU_REG_RTCCALR 0x06 /* RTC calibration register */ +#define RETU_REG_ADCR 0x08 /* ADC result */ +#define RETU_REG_ADCSCR 0x09 /* ADC sample ctrl */ +#define RETU_REG_CC1 0x0d /* Common control register 1 */ +#define RETU_REG_CC2 0x0e /* Common control register 2 */ +#define RETU_REG_CTRL_CLR 0x0f /* Regulator clear register */ +#define RETU_REG_CTRL_SET 0x10 /* Regulator set register */ +#define RETU_REG_STATUS 0x16 /* Status register */ +#define RETU_REG_WATCHDOG 0x17 /* Watchdog register */ +#define RETU_REG_AUDTXR 0x18 /* Audio Codec Tx register */ +#define RETU_REG_MAX 0x1f + +/* Interrupt sources */ +#define RETU_INT_PWR 0 +#define RETU_INT_CHAR 1 +#define RETU_INT_RTCS 2 +#define RETU_INT_RTCM 3 +#define RETU_INT_RTCD 4 +#define RETU_INT_RTCA 5 +#define RETU_INT_HOOK 6 +#define RETU_INT_HEAD 7 +#define RETU_INT_ADCS 8 + +#define MAX_RETU_IRQ_HANDLERS 16 + +int retu_read_reg(int reg); +void retu_write_reg(int reg, u16 val); +void retu_set_clear_reg_bits(int reg, u16 set, u16 clear); +int retu_read_adc(int channel); +int retu_request_irq(int id, void *irq_handler, unsigned long arg, char *name); +void retu_free_irq(int id); +void retu_enable_irq(int id); +void retu_disable_irq(int id); +void retu_ack_irq(int id); + +#ifdef CONFIG_CBUS_RETU_USER +int retu_user_init(void); +void retu_user_cleanup(void); +#endif + +extern spinlock_t retu_lock; + +#endif /* __DRIVERS_CBUS_RETU_H */ --- /dev/null +++ b/drivers/cbus/tahvo-usb.c @@ -0,0 +1,777 @@ +/** + * drivers/cbus/tahvo-usb.c + * + * Tahvo USB transeiver + * + * Copyright (C) 2005-2006 Nokia Corporation + * + * Parts copied from drivers/i2c/chips/isp1301_omap.c + * Copyright (C) 2004 Texas Instruments + * Copyright (C) 2004 David Brownell + * + * Written by Juha Yrj�l� <juha.yrjola@nokia.com>, + * Tony Lindgren <tony@atomide.com>, and + * Timo Ter�s <timo.teras@nokia.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/io.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/usb/ch9.h> +#include <linux/usb/gadget.h> +#include <linux/usb.h> +#include <linux/usb/otg.h> +#include <linux/i2c.h> +#include <linux/workqueue.h> +#include <linux/kobject.h> +#include <linux/clk.h> +#include <linux/mutex.h> + +#include <asm/irq.h> +#include <mach/usb.h> + +#include "cbus.h" +#include "tahvo.h" + +#define DRIVER_NAME "tahvo-usb" + +#define USBR_SLAVE_CONTROL (1 << 8) +#define USBR_VPPVIO_SW (1 << 7) +#define USBR_SPEED (1 << 6) +#define USBR_REGOUT (1 << 5) +#define USBR_MASTER_SW2 (1 << 4) +#define USBR_MASTER_SW1 (1 << 3) +#define USBR_SLAVE_SW (1 << 2) +#define USBR_NSUSPEND (1 << 1) +#define USBR_SEMODE (1 << 0) + +/* bits in OTG_CTRL */ + +/* Bits that are controlled by OMAP OTG and are read-only */ +#define OTG_CTRL_OMAP_MASK (OTG_PULLDOWN|OTG_PULLUP|OTG_DRV_VBUS|\ + OTG_PD_VBUS|OTG_PU_VBUS|OTG_PU_ID) +/* Bits that are controlled by transceiver */ +#define OTG_CTRL_XCVR_MASK (OTG_ASESSVLD|OTG_BSESSEND|\ + OTG_BSESSVLD|OTG_VBUSVLD|OTG_ID) +/* Bits that are controlled by system */ +#define OTG_CTRL_SYS_MASK (OTG_A_BUSREQ|OTG_A_SETB_HNPEN|OTG_B_BUSREQ|\ + OTG_B_HNPEN|OTG_BUSDROP) + +#if defined(CONFIG_USB_OHCI_HCD) && !defined(CONFIG_USB_OTG) +#error tahvo-otg.c does not work with OCHI yet! +#endif + +#define TAHVO_MODE_HOST 0 +#define TAHVO_MODE_PERIPHERAL 1 + +#ifdef CONFIG_USB_OTG +#define TAHVO_MODE(tu) (tu)->tahvo_mode +#elif defined(CONFIG_USB_GADGET_OMAP) +#define TAHVO_MODE(tu) TAHVO_MODE_PERIPHERAL +#else +#define TAHVO_MODE(tu) TAHVO_MODE_HOST +#endif + +struct tahvo_usb { + struct platform_device *pt_dev; + struct otg_transceiver otg; + int vbus_state; + struct work_struct irq_work; + struct mutex serialize; +#ifdef CONFIG_USB_OTG + int tahvo_mode; +#endif +}; +static struct platform_device tahvo_usb_device; + +/* + * --------------------------------------------------------------------------- + * OTG related functions + * + * These shoud be separated into omap-otg.c driver module, as they are used + * by various transceivers. These functions are needed in the UDC-only case + * as well. These functions are copied from GPL isp1301_omap.c + * --------------------------------------------------------------------------- + */ +static struct platform_device *tahvo_otg_dev; + +static irqreturn_t omap_otg_irq(int irq, void *arg) +{ + struct platform_device *otg_dev = (struct platform_device *) arg; + struct tahvo_usb *tu = (struct tahvo_usb *) otg_dev->dev.driver_data; + u16 otg_irq; + + otg_irq = omap_readw(OTG_IRQ_SRC); + if (otg_irq & OPRT_CHG) { + omap_writew(OPRT_CHG, OTG_IRQ_SRC); + } else if (otg_irq & B_SRP_TMROUT) { + omap_writew(B_SRP_TMROUT, OTG_IRQ_SRC); + } else if (otg_irq & B_HNP_FAIL) { + omap_writew(B_HNP_FAIL, OTG_IRQ_SRC); + } else if (otg_irq & A_SRP_DETECT) { + omap_writew(A_SRP_DETECT, OTG_IRQ_SRC); + } else if (otg_irq & A_REQ_TMROUT) { + omap_writew(A_REQ_TMROUT, OTG_IRQ_SRC); + } else if (otg_irq & A_VBUS_ERR) { + omap_writew(A_VBUS_ERR, OTG_IRQ_SRC); + } else if (otg_irq & DRIVER_SWITCH) { + if ((!(omap_readl(OTG_CTRL) & OTG_DRIVER_SEL)) && + tu->otg.host && tu->otg.state == OTG_STATE_A_HOST) { + /* role is host */ + usb_bus_start_enum(tu->otg.host, + tu->otg.host->otg_port); + } + omap_writew(DRIVER_SWITCH, OTG_IRQ_SRC); + } else + return IRQ_NONE; + + return IRQ_HANDLED; + +} + +static int omap_otg_init(void) +{ + u32 l; + +#ifdef CONFIG_USB_OTG + if (!tahvo_otg_dev) { + printk("tahvo-usb: no tahvo_otg_dev\n"); + return -ENODEV; + } +#endif + + l = omap_readl(OTG_SYSCON_1); + l &= ~OTG_IDLE_EN; + omap_writel(l, OTG_SYSCON_1); + udelay(100); + + /* some of these values are board-specific... */ + l = omap_readl(OTG_SYSCON_2); + l |= OTG_EN + /* for B-device: */ + | SRP_GPDATA /* 9msec Bdev D+ pulse */ + | SRP_GPDVBUS /* discharge after VBUS pulse */ + // | (3 << 24) /* 2msec VBUS pulse */ + /* for A-device: */ + | (0 << 20) /* 200ms nominal A_WAIT_VRISE timer */ + | SRP_DPW /* detect 167+ns SRP pulses */ + | SRP_DATA | SRP_VBUS; /* accept both kinds of SRP pulse */ + omap_writel(l, OTG_SYSCON_2); + + omap_writew(DRIVER_SWITCH | OPRT_CHG + | B_SRP_TMROUT | B_HNP_FAIL + | A_VBUS_ERR | A_SRP_DETECT | A_REQ_TMROUT, + OTG_IRQ_EN); + l = omap_readl(OTG_SYSCON_2); + l |= OTG_EN; + omap_writel(l, OTG_SYSCON_2); + + return 0; +} + +static int omap_otg_probe(struct device *dev) +{ + int ret; + + tahvo_otg_dev = to_platform_device(dev); + ret = omap_otg_init(); + if (ret != 0) { + printk(KERN_ERR "tahvo-usb: omap_otg_init failed\n"); + return ret; + } + + return request_irq(tahvo_otg_dev->resource[1].start, + omap_otg_irq, IRQF_DISABLED, DRIVER_NAME, + &tahvo_usb_device); +} + +static int omap_otg_remove(struct device *dev) +{ + free_irq(tahvo_otg_dev->resource[1].start, &tahvo_usb_device); + tahvo_otg_dev = NULL; + + return 0; +} + +struct device_driver omap_otg_driver = { + .name = "omap_otg", + .bus = &platform_bus_type, + .probe = omap_otg_probe, + .remove = omap_otg_remove, +}; + +/* + * --------------------------------------------------------------------------- + * Tahvo related functions + * These are Nokia proprietary code, except for the OTG register settings, + * which are copied from isp1301.c + * --------------------------------------------------------------------------- + */ +static ssize_t vbus_state_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct tahvo_usb *tu = (struct tahvo_usb*) device->driver_data; + return sprintf(buf, "%d\n", tu->vbus_state); +} +static DEVICE_ATTR(vbus_state, 0444, vbus_state_show, NULL); + +int vbus_active = 0; + +#if 0 + +static int host_suspend(struct tahvo_usb *tu) +{ + struct device *dev; + + if (!tu->otg.host) + return -ENODEV; + + /* Currently ASSUMES only the OTG port matters; + * other ports could be active... + */ + dev = tu->otg.host->controller; + return dev->driver->suspend(dev, PMSG_SUSPEND); +} + +static int host_resume(struct tahvo_usb *tu) +{ + struct device *dev; + + if (!tu->otg.host) + return -ENODEV; + + dev = tu->otg.host->controller; + return dev->driver->resume(dev); +} + +#else + +static int host_suspend(struct tahvo_usb *tu) +{ + return 0; +} + +static int host_resume(struct tahvo_usb *tu) +{ + return 0; +} + +#endif + +static void check_vbus_state(struct tahvo_usb *tu) +{ + int reg, prev_state; + + reg = tahvo_read_reg(TAHVO_REG_IDSR); + if (reg & 0x01) { + u32 l; + + vbus_active = 1; + switch (tu->otg.state) { + case OTG_STATE_B_IDLE: + /* Enable the gadget driver */ + if (tu->otg.gadget) + usb_gadget_vbus_connect(tu->otg.gadget); + /* Set B-session valid and not B-sessio ended to indicate + * Vbus to be ok. */ + l = omap_readl(OTG_CTRL); + l &= ~OTG_BSESSEND; + l |= OTG_BSESSVLD; + omap_writel(l, OTG_CTRL); + + tu->otg.state = OTG_STATE_B_PERIPHERAL; + break; + case OTG_STATE_A_IDLE: + /* Session is now valid assuming the USB hub is driving Vbus */ + tu->otg.state = OTG_STATE_A_HOST; + host_resume(tu); + break; + default: + break; + } + printk("USB cable connected\n"); + } else { + switch (tu->otg.state) { + case OTG_STATE_B_PERIPHERAL: + if (tu->otg.gadget) + usb_gadget_vbus_disconnect(tu->otg.gadget); + tu->otg.state = OTG_STATE_B_IDLE; + break; + case OTG_STATE_A_HOST: + tu->otg.state = OTG_STATE_A_IDLE; + break; + default: + break; + } + printk("USB cable disconnected\n"); + vbus_active = 0; + } + + prev_state = tu->vbus_state; + tu->vbus_state = reg & 0x01; + if (prev_state != tu->vbus_state) + sysfs_notify(&tu->pt_dev->dev.kobj, NULL, "vbus_state"); +} + +static void tahvo_usb_become_host(struct tahvo_usb *tu) +{ + u32 l; + + /* Clear system and transceiver controlled bits + * also mark the A-session is always valid */ + omap_otg_init(); + + l = omap_readl(OTG_CTRL); + l &= ~(OTG_CTRL_XCVR_MASK | OTG_CTRL_SYS_MASK); + l |= OTG_ASESSVLD; + omap_writel(l, OTG_CTRL); + + /* Power up the transceiver in USB host mode */ + tahvo_write_reg(TAHVO_REG_USBR, USBR_REGOUT | USBR_NSUSPEND | + USBR_MASTER_SW2 | USBR_MASTER_SW1); + tu->otg.state = OTG_STATE_A_IDLE; + + check_vbus_state(tu); +} + +static void tahvo_usb_stop_host(struct tahvo_usb *tu) +{ + host_suspend(tu); + tu->otg.state = OTG_STATE_A_IDLE; +} + +static void tahvo_usb_become_peripheral(struct tahvo_usb *tu) +{ + u32 l; + + /* Clear system and transceiver controlled bits + * and enable ID to mark peripheral mode and + * BSESSEND to mark no Vbus */ + omap_otg_init(); + l = omap_readl(OTG_CTRL); + l &= ~(OTG_CTRL_XCVR_MASK | OTG_CTRL_SYS_MASK | OTG_BSESSVLD); + l |= OTG_ID | OTG_BSESSEND; + omap_writel(l, OTG_CTRL); + + /* Power up transceiver and set it in USB perhiperal mode */ + tahvo_write_reg(TAHVO_REG_USBR, USBR_SLAVE_CONTROL | USBR_REGOUT | USBR_NSUSPEND | USBR_SLAVE_SW); + tu->otg.state = OTG_STATE_B_IDLE; + + check_vbus_state(tu); +} + +static void tahvo_usb_stop_peripheral(struct tahvo_usb *tu) +{ + u32 l; + + l = omap_readl(OTG_CTRL); + l &= ~OTG_BSESSVLD; + l |= OTG_BSESSEND; + omap_writel(l, OTG_CTRL); + + if (tu->otg.gadget) + usb_gadget_vbus_disconnect(tu->otg.gadget); + tu->otg.state = OTG_STATE_B_IDLE; + +} + +static void tahvo_usb_power_off(struct tahvo_usb *tu) +{ + u32 l; + int id; + + /* Disable gadget controller if any */ + if (tu->otg.gadget) + usb_gadget_vbus_disconnect(tu->otg.gadget); + + host_suspend(tu); + + /* Disable OTG and interrupts */ + if (TAHVO_MODE(tu) == TAHVO_MODE_PERIPHERAL) + id = OTG_ID; + else + id = 0; + l = omap_readl(OTG_CTRL); + l &= ~(OTG_CTRL_XCVR_MASK | OTG_CTRL_SYS_MASK | OTG_BSESSVLD); + l |= id | OTG_BSESSEND; + omap_writel(l, OTG_CTRL); + omap_writew(0, OTG_IRQ_EN); + + l = omap_readl(OTG_SYSCON_2); + l &= ~OTG_EN; + omap_writel(l, OTG_SYSCON_2); + + l = omap_readl(OTG_SYSCON_1); + l |= OTG_IDLE_EN; + omap_writel(l, OTG_SYSCON_1); + + /* Power off transceiver */ + tahvo_write_reg(TAHVO_REG_USBR, 0); + tu->otg.state = OTG_STATE_UNDEFINED; +} + + +static int tahvo_usb_set_power(struct otg_transceiver *dev, unsigned mA) +{ + struct tahvo_usb *tu = container_of(dev, struct tahvo_usb, otg); + + dev_dbg(&tu->pt_dev->dev, "set_power %d mA\n", mA); + + if (dev->state == OTG_STATE_B_PERIPHERAL) { + /* REVISIT: Can Tahvo charge battery from VBUS? */ + } + return 0; +} + +static int tahvo_usb_set_suspend(struct otg_transceiver *dev, int suspend) +{ + struct tahvo_usb *tu = container_of(dev, struct tahvo_usb, otg); + u16 w; + + dev_dbg(&tu->pt_dev->dev, "set_suspend\n"); + + w = tahvo_read_reg(TAHVO_REG_USBR); + if (suspend) + w &= ~USBR_NSUSPEND; + else + w |= USBR_NSUSPEND; + tahvo_write_reg(TAHVO_REG_USBR, w); + + return 0; +} + +static int tahvo_usb_start_srp(struct otg_transceiver *dev) +{ + struct tahvo_usb *tu = container_of(dev, struct tahvo_usb, otg); + u32 otg_ctrl; + + dev_dbg(&tu->pt_dev->dev, "start_srp\n"); + + if (!dev || tu->otg.state != OTG_STATE_B_IDLE) + return -ENODEV; + + otg_ctrl = omap_readl(OTG_CTRL); + if (!(otg_ctrl & OTG_BSESSEND)) + return -EINVAL; + + otg_ctrl |= OTG_B_BUSREQ; + otg_ctrl &= ~OTG_A_BUSREQ & OTG_CTRL_SYS_MASK; + omap_writel(otg_ctrl, OTG_CTRL); + tu->otg.state = OTG_STATE_B_SRP_INIT; + + return 0; +} + +static int tahvo_usb_start_hnp(struct otg_transceiver *otg) +{ + struct tahvo_usb *tu = container_of(otg, struct tahvo_usb, otg); + + dev_dbg(&tu->pt_dev->dev, "start_hnp\n"); +#ifdef CONFIG_USB_OTG + /* REVISIT: Add this for OTG */ +#endif + return -EINVAL; +} + +static int tahvo_usb_set_host(struct otg_transceiver *otg, struct usb_bus *host) +{ + struct tahvo_usb *tu = container_of(otg, struct tahvo_usb, otg); + u32 l; + + dev_dbg(&tu->pt_dev->dev, "set_host %p\n", host); + + if (otg == NULL) + return -ENODEV; + +#if defined(CONFIG_USB_OTG) || !defined(CONFIG_USB_GADGET_OMAP) + + mutex_lock(&tu->serialize); + + if (host == NULL) { + if (TAHVO_MODE(tu) == TAHVO_MODE_HOST) + tahvo_usb_power_off(tu); + tu->otg.host = NULL; + mutex_unlock(&tu->serialize); + return 0; + } + + l = omap_readl(OTG_SYSCON_1); + l &= ~(OTG_IDLE_EN | HST_IDLE_EN | DEV_IDLE_EN); + omap_writel(l, OTG_SYSCON_1); + + if (TAHVO_MODE(tu) == TAHVO_MODE_HOST) { + tu->otg.host = NULL; + tahvo_usb_become_host(tu); + } else + host_suspend(tu); + + tu->otg.host = host; + + mutex_unlock(&tu->serialize); +#else + /* No host mode configured, so do not allow host controlled to be set */ + return -EINVAL; +#endif + + return 0; +} + +static int tahvo_usb_set_peripheral(struct otg_transceiver *otg, struct usb_gadget *gadget) +{ + struct tahvo_usb *tu = container_of(otg, struct tahvo_usb, otg); + + dev_dbg(&tu->pt_dev->dev, "set_peripheral %p\n", gadget); + + if (!otg) + return -ENODEV; + +#if defined(CONFIG_USB_OTG) || defined(CONFIG_USB_GADGET_OMAP) + + mutex_lock(&tu->serialize); + + if (!gadget) { + if (TAHVO_MODE(tu) == TAHVO_MODE_PERIPHERAL) + tahvo_usb_power_off(tu); + tu->otg.gadget = NULL; + mutex_unlock(&tu->serialize); + return 0; + } + + tu->otg.gadget = gadget; + if (TAHVO_MODE(tu) == TAHVO_MODE_PERIPHERAL) + tahvo_usb_become_peripheral(tu); + + mutex_unlock(&tu->serialize); +#else + /* No gadget mode configured, so do not allow host controlled to be set */ + return -EINVAL; +#endif + + return 0; +} + +static void tahvo_usb_irq_work(struct work_struct *work) +{ + struct tahvo_usb *tu = container_of(work, struct tahvo_usb, irq_work); + + mutex_lock(&tu->serialize); + check_vbus_state(tu); + mutex_unlock(&tu->serialize); +} + +static void tahvo_usb_vbus_interrupt(unsigned long arg) +{ + struct tahvo_usb *tu = (struct tahvo_usb *) arg; + + tahvo_ack_irq(TAHVO_INT_VBUSON); + /* Seems we need this to acknowledge the interrupt */ + tahvo_read_reg(TAHVO_REG_IDSR); + schedule_work(&tu->irq_work); +} + +#ifdef CONFIG_USB_OTG +static ssize_t otg_mode_show(struct device *device, + struct device_attribute *attr, char *buf) +{ + struct tahvo_usb *tu = (struct tahvo_usb*) device->driver_data; + switch (tu->tahvo_mode) { + case TAHVO_MODE_HOST: + return sprintf(buf, "host\n"); + case TAHVO_MODE_PERIPHERAL: + return sprintf(buf, "peripheral\n"); + } + return sprintf(buf, "unknown\n"); +} + +static ssize_t otg_mode_store(struct device *device, + struct device_attribute *attr, + const char *buf, size_t count) +{ + struct tahvo_usb *tu = (struct tahvo_usb*) device->driver_data; + int r; + + r = strlen(buf); + mutex_lock(&tu->serialize); + if (strncmp(buf, "host", 4) == 0) { + if (tu->tahvo_mode == TAHVO_MODE_PERIPHERAL) + tahvo_usb_stop_peripheral(tu); + tu->tahvo_mode = TAHVO_MODE_HOST; + if (tu->otg.host) { + printk(KERN_INFO "Selected HOST mode: host controller present.\n"); + tahvo_usb_become_host(tu); + } else { + printk(KERN_INFO "Selected HOST mode: no host controller, powering off.\n"); + tahvo_usb_power_off(tu); + } + } else if (strncmp(buf, "peripheral", 10) == 0) { + if (tu->tahvo_mode == TAHVO_MODE_HOST) + tahvo_usb_stop_host(tu); + tu->tahvo_mode = TAHVO_MODE_PERIPHERAL; + if (tu->otg.gadget) { + printk(KERN_INFO "Selected PERIPHERAL mode: gadget driver present.\n"); + tahvo_usb_become_peripheral(tu); + } else { + printk(KERN_INFO "Selected PERIPHERAL mode: no gadget driver, powering off.\n"); + tahvo_usb_power_off(tu); + } + } else + r = -EINVAL; + + mutex_unlock(&tu->serialize); + return r; +} + +static DEVICE_ATTR(otg_mode, 0644, otg_mode_show, otg_mode_store); +#endif + +static int tahvo_usb_probe(struct device *dev) +{ + struct tahvo_usb *tu; + int ret; + + dev_dbg(dev, "probe\n"); + + /* Create driver data */ + tu = kmalloc(sizeof(*tu), GFP_KERNEL); + if (!tu) + return -ENOMEM; + memset(tu, 0, sizeof(*tu)); + tu->pt_dev = container_of(dev, struct platform_device, dev); +#ifdef CONFIG_USB_OTG + /* Default mode */ +#ifdef CONFIG_CBUS_TAHVO_USB_HOST_BY_DEFAULT + tu->tahvo_mode = TAHVO_MODE_HOST; +#else + tu->tahvo_mode = TAHVO_MODE_PERIPHERAL; +#endif +#endif + + INIT_WORK(&tu->irq_work, tahvo_usb_irq_work); + mutex_init(&tu->serialize); + + /* Set initial state, so that we generate kevents only on + * state changes */ + tu->vbus_state = tahvo_read_reg(TAHVO_REG_IDSR) & 0x01; + + /* We cannot enable interrupt until omap_udc is initialized */ + ret = tahvo_request_irq(TAHVO_INT_VBUSON, tahvo_usb_vbus_interrupt, + (unsigned long) tu, "vbus_interrupt"); + if (ret != 0) { + kfree(tu); + printk(KERN_ERR "Could not register Tahvo interrupt for VBUS\n"); + return ret; + } + + /* Attributes */ + ret = device_create_file(dev, &dev_attr_vbus_state); +#ifdef CONFIG_USB_OTG + ret |= device_create_file(dev, &dev_attr_otg_mode); +#endif + if (ret) + printk(KERN_ERR "attribute creation failed: %d\n", ret); + + /* Create OTG interface */ + tahvo_usb_power_off(tu); + tu->otg.state = OTG_STATE_UNDEFINED; + tu->otg.label = DRIVER_NAME; + tu->otg.set_host = tahvo_usb_set_host; + tu->otg.set_peripheral = tahvo_usb_set_peripheral; + tu->otg.set_power = tahvo_usb_set_power; + tu->otg.set_suspend = tahvo_usb_set_suspend; + tu->otg.start_srp = tahvo_usb_start_srp; + tu->otg.start_hnp = tahvo_usb_start_hnp; + + ret = otg_set_transceiver(&tu->otg); + if (ret < 0) { + printk(KERN_ERR "Cannot register USB transceiver\n"); + kfree(tu); + tahvo_free_irq(TAHVO_INT_VBUSON); + return ret; + } + + dev->driver_data = tu; + + /* Act upon current vbus state once at startup. A vbus state irq may or + * may not be generated in addition to this. */ + schedule_work(&tu->irq_work); + return 0; +} + +static int tahvo_usb_remove(struct device *dev) +{ + dev_dbg(dev, "remove\n"); + + tahvo_free_irq(TAHVO_INT_VBUSON); + flush_scheduled_work(); + otg_set_transceiver(0); + device_remove_file(dev, &dev_attr_vbus_state); +#ifdef CONFIG_USB_OTG + device_remove_file(dev, &dev_attr_otg_mode); +#endif + return 0; +} + +static struct device_driver tahvo_usb_driver = { + .name = "tahvo-usb", + .bus = &platform_bus_type, + .probe = tahvo_usb_probe, + .remove = tahvo_usb_remove, +}; + +static struct platform_device tahvo_usb_device = { + .name = "tahvo-usb", + .id = -1, +}; + +static int __init tahvo_usb_init(void) +{ + int ret = 0; + + printk(KERN_INFO "Tahvo USB transceiver driver initializing\n"); + ret = driver_register(&tahvo_usb_driver); + if (ret) + return ret; + ret = platform_device_register(&tahvo_usb_device); + if (ret < 0) { + driver_unregister(&tahvo_usb_driver); + return ret; + } + ret = driver_register(&omap_otg_driver); + if (ret) { + platform_device_unregister(&tahvo_usb_device); + driver_unregister(&tahvo_usb_driver); + return ret; + } + return 0; +} + +subsys_initcall(tahvo_usb_init); + +static void __exit tahvo_usb_exit(void) +{ + driver_unregister(&omap_otg_driver); + platform_device_unregister(&tahvo_usb_device); + driver_unregister(&tahvo_usb_driver); +} +module_exit(tahvo_usb_exit); + +MODULE_DESCRIPTION("Tahvo USB OTG Transceiver Driver"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Juha Yrj�l�, Tony Lindgren, and Timo Ter�s"); --- /dev/null +++ b/drivers/cbus/tahvo-user.c @@ -0,0 +1,405 @@ +/** + * drivers/cbus/tahvo-user.c + * + * Tahvo user space interface functions + * + * Copyright (C) 2004, 2005 Nokia Corporation + * + * Written by Mikko Ylinen <mikko.k.ylinen@nokia.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/interrupt.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/fs.h> +#include <linux/miscdevice.h> +#include <linux/poll.h> +#include <linux/list.h> +#include <linux/spinlock.h> +#include <linux/mutex.h> + +#include <asm/uaccess.h> + +#include "tahvo.h" + +#include "user_retu_tahvo.h" + +/* Maximum size of IRQ node buffer/pool */ +#define TAHVO_MAX_IRQ_BUF_LEN 16 + +#define PFX "tahvo-user: " + +/* Bitmap for marking the interrupt sources as having the handlers */ +static u32 tahvo_irq_bits; + +/* For allowing only one user process to subscribe to the tahvo interrupts */ +static struct file *tahvo_irq_subscr = NULL; + +/* For poll and IRQ passing */ +struct tahvo_irq { + u32 id; + struct list_head node; +}; + +static spinlock_t tahvo_irqs_lock; +static struct tahvo_irq *tahvo_irq_block; +static LIST_HEAD(tahvo_irqs); +static LIST_HEAD(tahvo_irqs_reserve); + +/* Wait queue - used when user wants to read the device */ +DECLARE_WAIT_QUEUE_HEAD(tahvo_user_waitqueue); + +/* Semaphore to protect irq subscription sequence */ +static struct mutex tahvo_mutex; + +/* This array specifies TAHVO register types (read/write/toggle) */ +static const u8 tahvo_access_bits[] = { + 1, + 4, + 1, + 3, + 3, + 3, + 3, + 3, + 3, + 3, + 3, + 3, + 3, + 1 +}; + +/* + * The handler for all TAHVO interrupts. + * + * arg is the interrupt source in TAHVO. + */ +static void tahvo_user_irq_handler(unsigned long arg) +{ + struct tahvo_irq *irq; + + /* user has to re-enable the interrupt once ready + * for receiving them again */ + tahvo_disable_irq(arg); + tahvo_ack_irq(arg); + + spin_lock(&tahvo_irqs_lock); + if (list_empty(&tahvo_irqs_reserve)) { + spin_unlock(&tahvo_irqs_lock); + return; + } + irq = list_entry((&tahvo_irqs_reserve)->next, struct tahvo_irq, node); + irq->id = arg; + list_move_tail(&irq->node, &tahvo_irqs); + spin_unlock(&tahvo_irqs_lock); + + /* wake up waiting thread */ + wake_up(&tahvo_user_waitqueue); +} + +/* + * This routine sets up the interrupt handler and marks an interrupt source + * in TAHVO as a candidate for signal delivery to the user process. + */ +static int tahvo_user_subscribe_to_irq(int id, struct file *filp) +{ + int ret; + + mutex_lock(&tahvo_mutex); + if ((tahvo_irq_subscr != NULL) && (tahvo_irq_subscr != filp)) { + mutex_unlock(&tahvo_mutex); + return -EBUSY; + } + /* Store the file pointer of the first user process registering IRQs */ + tahvo_irq_subscr = filp; + mutex_unlock(&tahvo_mutex); + + if (tahvo_irq_bits & (1 << id)) + return 0; + + ret = tahvo_request_irq(id, tahvo_user_irq_handler, id, ""); + if (ret < 0) + return ret; + + /* Mark that this interrupt has a handler */ + tahvo_irq_bits |= 1 << id; + + return 0; +} + +/* + * Unregister all TAHVO interrupt handlers + */ +static void tahvo_unreg_irq_handlers(void) +{ + int id; + + if (!tahvo_irq_bits) + return; + + for (id = 0; id < MAX_TAHVO_IRQ_HANDLERS; id++) + if (tahvo_irq_bits & (1 << id)) + tahvo_free_irq(id); + + tahvo_irq_bits = 0; +} + +/* + * Write to TAHVO register. + * Returns 0 upon success, a negative error value otherwise. + */ +static int tahvo_user_write_with_mask(u32 field, u16 value) +{ + u32 mask; + u32 reg; + u_short tmp; + unsigned long flags; + + mask = MASK(field); + reg = REG(field); + + /* Detect bad mask and reg */ + if (mask == 0 || reg > TAHVO_REG_MAX || + tahvo_access_bits[reg] == READ_ONLY) { + printk(KERN_ERR PFX "invalid arguments (reg=%#x, mask=%#x)\n", + reg, mask); + return -EINVAL; + } + + /* Justify value according to mask */ + while (!(mask & 1)) { + value = value << 1; + mask = mask >> 1; + } + + spin_lock_irqsave(&tahvo_lock, flags); + if (tahvo_access_bits[reg] == TOGGLE) { + /* No need to detect previous content of register */ + tmp = 0; + } else { + /* Read current value of register */ + tmp = tahvo_read_reg(reg); + } + /* Generate a new value */ + tmp = (tmp & ~MASK(field)) | (value & MASK(field)); + /* Write data to TAHVO */ + tahvo_write_reg(reg, tmp); + spin_unlock_irqrestore(&tahvo_lock, flags); + + return 0; +} + +/* + * Read TAHVO register. + */ +static u32 tahvo_user_read_with_mask(u32 field) +{ + u_short value; + u32 mask, reg; + + mask = MASK(field); + reg = REG(field); + + /* Detect bad mask and reg */ + if (mask == 0 || reg > TAHVO_REG_MAX) { + printk(KERN_ERR PFX "invalid arguments (reg=%#x, mask=%#x)\n", + reg, mask); + return -EINVAL; + } + + /* Read the register */ + value = tahvo_read_reg(reg) & mask; + + /* Right justify value */ + while (!(mask & 1)) { + value = value >> 1; + mask = mask >> 1; + } + + return value; +} + +/* + * Close device + */ +static int tahvo_close(struct inode *inode, struct file *filp) +{ + /* Unregister all interrupts that have been registered */ + if (tahvo_irq_subscr == filp) { + tahvo_unreg_irq_handlers(); + tahvo_irq_subscr = NULL; + } + + return 0; +} + +/* + * Device control (ioctl) + */ +static int tahvo_ioctl(struct inode *inode, struct file *filp, + unsigned int cmd, unsigned long arg) +{ + struct retu_tahvo_write_parms par; + int ret; + + switch (cmd) { + case URT_IOCT_IRQ_SUBSCR: + return tahvo_user_subscribe_to_irq(arg, filp); + case TAHVO_IOCH_READ: + return tahvo_user_read_with_mask(arg); + case TAHVO_IOCX_WRITE: + ret = copy_from_user(&par, (void __user *) arg, sizeof(par)); + if (ret) + printk(KERN_ERR "copy_from_user failed: %d\n", ret); + par.result = tahvo_user_write_with_mask(par.field, par.value); + ret = copy_to_user((void __user *) arg, &par, sizeof(par)); + if (ret) + printk(KERN_ERR "copy_to_user failed: %d\n", ret); + break; + default: + return -ENOIOCTLCMD; + } + return 0; +} + +/* + * Read from device + */ +static ssize_t tahvo_read(struct file *filp, char *buf, size_t count, + loff_t * offp) +{ + struct tahvo_irq *irq; + + u32 nr, i; + + /* read not permitted if neither filp nor anyone has registered IRQs */ + if (tahvo_irq_subscr != filp) + return -EPERM; + + if ((count < sizeof(u32)) || ((count % sizeof(u32)) != 0)) + return -EINVAL; + + nr = count / sizeof(u32); + + for (i = 0; i < nr; i++) { + unsigned long flags; + u32 irq_id; + int ret; + + ret = wait_event_interruptible(tahvo_user_waitqueue, + !list_empty(&tahvo_irqs)); + if (ret < 0) + return ret; + + spin_lock_irqsave(&tahvo_irqs_lock, flags); + irq = list_entry((&tahvo_irqs)->next, struct tahvo_irq, node); + irq_id = irq->id; + list_move(&irq->node, &tahvo_irqs_reserve); + spin_unlock_irqrestore(&tahvo_irqs_lock, flags); + + ret = copy_to_user(buf + i * sizeof(irq_id), &irq_id, + sizeof(irq_id)); + if (ret) + printk(KERN_ERR "copy_to_user failed: %d\n", ret); + } + + return count; +} + +/* + * Poll method + */ +static unsigned tahvo_poll(struct file *filp, struct poll_table_struct *pt) +{ + if (!list_empty(&tahvo_irqs)) + return POLLIN; + + poll_wait(filp, &tahvo_user_waitqueue, pt); + + if (!list_empty(&tahvo_irqs)) + return POLLIN; + else + return 0; +} + +static struct file_operations tahvo_user_fileops = { + .owner = THIS_MODULE, + .ioctl = tahvo_ioctl, + .read = tahvo_read, + .release = tahvo_close, + .poll = tahvo_poll +}; + +static struct miscdevice tahvo_device = { + .minor = MISC_DYNAMIC_MINOR, + .name = "tahvo", + .fops = &tahvo_user_fileops +}; + +/* + * Initialization + * + * @return 0 if successful, error value otherwise. + */ +int tahvo_user_init(void) +{ + struct tahvo_irq *irq; + int res, i; + + irq = kmalloc(sizeof(*irq) * TAHVO_MAX_IRQ_BUF_LEN, GFP_KERNEL); + if (irq == NULL) { + printk(KERN_ERR PFX "kmalloc failed\n"); + return -ENOMEM; + } + memset(irq, 0, sizeof(*irq) * TAHVO_MAX_IRQ_BUF_LEN); + for (i = 0; i < TAHVO_MAX_IRQ_BUF_LEN; i++) + list_add(&irq[i].node, &tahvo_irqs_reserve); + + tahvo_irq_block = irq; + + spin_lock_init(&tahvo_irqs_lock); + mutex_init(&tahvo_mutex); + + /* Request a misc device */ + res = misc_register(&tahvo_device); + if (res < 0) { + printk(KERN_ERR PFX "unable to register misc device for %s\n", + tahvo_device.name); + kfree(irq); + return res; + } + + return 0; +} + +/* + * Cleanup. + */ +void tahvo_user_cleanup(void) +{ + /* Unregister our misc device */ + misc_deregister(&tahvo_device); + /* Unregister and disable all TAHVO interrupts */ + tahvo_unreg_irq_handlers(); + kfree(tahvo_irq_block); +} + +MODULE_DESCRIPTION("Tahvo ASIC user space functions"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Mikko Ylinen"); --- /dev/null +++ b/drivers/cbus/tahvo.c @@ -0,0 +1,442 @@ +/** + * drivers/cbus/tahvo.c + * + * Support functions for Tahvo ASIC + * + * Copyright (C) 2004, 2005 Nokia Corporation + * + * Written by Juha Yrj�l� <juha.yrjola@nokia.com>, + * David Weinehall <david.weinehall@nokia.com>, and + * Mikko Ylinen <mikko.k.ylinen@nokia.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#include <linux/module.h> +#include <linux/init.h> + +#include <linux/kernel.h> +#include <linux/errno.h> +#include <linux/device.h> +#include <linux/miscdevice.h> +#include <linux/poll.h> +#include <linux/fs.h> +#include <linux/irq.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/gpio.h> + +#include <asm/uaccess.h> + +#include <mach/mux.h> +#include <mach/board.h> +#include <mach/board-nokia.h> + +#include "cbus.h" +#include "tahvo.h" + +#define TAHVO_ID 0x02 +#define PFX "tahvo: " + +static int tahvo_initialized; +static int tahvo_irq_pin; +static int tahvo_is_betty; + +static struct tasklet_struct tahvo_tasklet; +spinlock_t tahvo_lock = SPIN_LOCK_UNLOCKED; + +static struct completion device_release; + +struct tahvo_irq_handler_desc { + int (*func)(unsigned long); + unsigned long arg; + char name[8]; +}; + +static struct tahvo_irq_handler_desc tahvo_irq_handlers[MAX_TAHVO_IRQ_HANDLERS]; + +/** + * tahvo_read_reg - Read a value from a register in Tahvo + * @reg: the register to read from + * + * This function returns the contents of the specified register + */ +int tahvo_read_reg(int reg) +{ + BUG_ON(!tahvo_initialized); + return cbus_read_reg(cbus_host, TAHVO_ID, reg); +} + +/** + * tahvo_write_reg - Write a value to a register in Tahvo + * @reg: the register to write to + * @reg: the value to write to the register + * + * This function writes a value to the specified register + */ +void tahvo_write_reg(int reg, u16 val) +{ + BUG_ON(!tahvo_initialized); + cbus_write_reg(cbus_host, TAHVO_ID, reg, val); +} + +/** + * tahvo_set_clear_reg_bits - set and clear register bits atomically + * @reg: the register to write to + * @bits: the bits to set + * + * This function sets and clears the specified Tahvo register bits atomically + */ +void tahvo_set_clear_reg_bits(int reg, u16 set, u16 clear) +{ + unsigned long flags; + u16 w; + + spin_lock_irqsave(&tahvo_lock, flags); + w = tahvo_read_reg(reg); + w &= ~clear; + w |= set; + tahvo_write_reg(reg, w); + spin_unlock_irqrestore(&tahvo_lock, flags); +} + +/* + * Disable given TAHVO interrupt + */ +void tahvo_disable_irq(int id) +{ + unsigned long flags; + u16 mask; + + spin_lock_irqsave(&tahvo_lock, flags); + mask = tahvo_read_reg(TAHVO_REG_IMR); + mask |= 1 << id; + tahvo_write_reg(TAHVO_REG_IMR, mask); + spin_unlock_irqrestore(&tahvo_lock, flags); +} + +/* + * Enable given TAHVO interrupt + */ +void tahvo_enable_irq(int id) +{ + unsigned long flags; + u16 mask; + + spin_lock_irqsave(&tahvo_lock, flags); + mask = tahvo_read_reg(TAHVO_REG_IMR); + mask &= ~(1 << id); + tahvo_write_reg(TAHVO_REG_IMR, mask); + spin_unlock_irqrestore(&tahvo_lock, flags); +} + +/* + * Acknowledge given TAHVO interrupt + */ +void tahvo_ack_irq(int id) +{ + tahvo_write_reg(TAHVO_REG_IDR, 1 << id); +} + +static int tahvo_7bit_backlight; + +int tahvo_get_backlight_level(void) +{ + int mask; + + if (tahvo_7bit_backlight) + mask = 0x7f; + else + mask = 0x0f; + return tahvo_read_reg(TAHVO_REG_LEDPWMR) & mask; +} + +int tahvo_get_max_backlight_level(void) +{ + if (tahvo_7bit_backlight) + return 0x7f; + else + return 0x0f; +} + +void tahvo_set_backlight_level(int level) +{ + int max_level; + + max_level = tahvo_get_max_backlight_level(); + if (level > max_level) + level = max_level; + tahvo_write_reg(TAHVO_REG_LEDPWMR, level); +} + +/* + * TAHVO interrupt handler. Only schedules the tasklet. + */ +static irqreturn_t tahvo_irq_handler(int irq, void *dev_id) +{ + tasklet_schedule(&tahvo_tasklet); + return IRQ_HANDLED; +} + +/* + * Tasklet handler + */ +static void tahvo_tasklet_handler(unsigned long data) +{ + struct tahvo_irq_handler_desc *hnd; + u16 id; + u16 im; + int i; + + for (;;) { + id = tahvo_read_reg(TAHVO_REG_IDR); + im = ~tahvo_read_reg(TAHVO_REG_IMR); + id &= im; + + if (!id) + break; + + for (i = 0; id != 0; i++, id >>= 1) { + if (!(id & 1)) + continue; + hnd = &tahvo_irq_handlers[i]; + if (hnd->func == NULL) { + /* Spurious tahvo interrupt - just ack it */ + printk(KERN_INFO "Spurious Tahvo interrupt " + "(id %d)\n", i); + tahvo_disable_irq(i); + tahvo_ack_irq(i); + continue; + } + hnd->func(hnd->arg); + /* + * Don't acknowledge the interrupt here + * It must be done explicitly + */ + } + } +} + +/* + * Register the handler for a given TAHVO interrupt source. + */ +int tahvo_request_irq(int id, void *irq_handler, unsigned long arg, char *name) +{ + struct tahvo_irq_handler_desc *hnd; + + if (irq_handler == NULL || id >= MAX_TAHVO_IRQ_HANDLERS || + name == NULL) { + printk(KERN_ERR PFX "Invalid arguments to %s\n", + __FUNCTION__); + return -EINVAL; + } + hnd = &tahvo_irq_handlers[id]; + if (hnd->func != NULL) { + printk(KERN_ERR PFX "IRQ %d already reserved\n", id); + return -EBUSY; + } + printk(KERN_INFO PFX "Registering interrupt %d for device %s\n", + id, name); + hnd->func = irq_handler; + hnd->arg = arg; + strlcpy(hnd->name, name, sizeof(hnd->name)); + + tahvo_ack_irq(id); + tahvo_enable_irq(id); + + return 0; +} + +/* + * Unregister the handler for a given TAHVO interrupt source. + */ +void tahvo_free_irq(int id) +{ + struct tahvo_irq_handler_desc *hnd; + + if (id >= MAX_TAHVO_IRQ_HANDLERS) { + printk(KERN_ERR PFX "Invalid argument to %s\n", + __FUNCTION__); + return; + } + hnd = &tahvo_irq_handlers[id]; + if (hnd->func == NULL) { + printk(KERN_ERR PFX "IRQ %d already freed\n", id); + return; + } + + tahvo_disable_irq(id); + hnd->func = NULL; +} + +/** + * tahvo_probe - Probe for Tahvo ASIC + * @dev: the Tahvo device + * + * Probe for the Tahvo ASIC and allocate memory + * for its device-struct if found + */ +static int __devinit tahvo_probe(struct device *dev) +{ + const struct omap_em_asic_bb5_config * em_asic_config; + int rev, id, ret; + + /* Prepare tasklet */ + tasklet_init(&tahvo_tasklet, tahvo_tasklet_handler, 0); + + em_asic_config = omap_get_config(OMAP_TAG_EM_ASIC_BB5, + struct omap_em_asic_bb5_config); + if (em_asic_config == NULL) { + printk(KERN_ERR PFX "Unable to retrieve config data\n"); + return -ENODATA; + } + + tahvo_initialized = 1; + + rev = tahvo_read_reg(TAHVO_REG_ASICR); + + id = (rev >> 8) & 0xff; + if (id == 0x03) { + if ((rev & 0xff) >= 0x50) + tahvo_7bit_backlight = 1; + } else if (id == 0x0b) { + tahvo_is_betty = 1; + tahvo_7bit_backlight = 1; + } else { + printk(KERN_ERR "Tahvo/Betty chip not found"); + return -ENODEV; + } + + printk(KERN_INFO "%s v%d.%d found\n", tahvo_is_betty ? "Betty" : "Tahvo", + (rev >> 4) & 0x0f, rev & 0x0f); + + tahvo_irq_pin = em_asic_config->tahvo_irq_gpio; + + if ((ret = gpio_request(tahvo_irq_pin, "TAHVO irq")) < 0) { + printk(KERN_ERR PFX "Unable to reserve IRQ GPIO\n"); + return ret; + } + + /* Set the pin as input */ + gpio_direction_input(tahvo_irq_pin); + + /* Rising edge triggers the IRQ */ + set_irq_type(gpio_to_irq(tahvo_irq_pin), IRQ_TYPE_EDGE_RISING); + + /* Mask all TAHVO interrupts */ + tahvo_write_reg(TAHVO_REG_IMR, 0xffff); + + ret = request_irq(gpio_to_irq(tahvo_irq_pin), tahvo_irq_handler, 0, + "tahvo", 0); + if (ret < 0) { + printk(KERN_ERR PFX "Unable to register IRQ handler\n"); + gpio_free(tahvo_irq_pin); + return ret; + } +#ifdef CONFIG_CBUS_TAHVO_USER + /* Initialize user-space interface */ + if (tahvo_user_init() < 0) { + printk(KERN_ERR "Unable to initialize driver\n"); + free_irq(gpio_to_irq(tahvo_irq_pin), 0); + gpio_free(tahvo_irq_pin); + return ret; + } +#endif + return 0; +} + +static int tahvo_remove(struct device *dev) +{ +#ifdef CONFIG_CBUS_TAHVO_USER + tahvo_user_cleanup(); +#endif + /* Mask all TAHVO interrupts */ + tahvo_write_reg(TAHVO_REG_IMR, 0xffff); + free_irq(gpio_to_irq(tahvo_irq_pin), 0); + gpio_free(tahvo_irq_pin); + tasklet_kill(&tahvo_tasklet); + + return 0; +} + +static void tahvo_device_release(struct device *dev) +{ + complete(&device_release); +} + +static struct device_driver tahvo_driver = { + .name = "tahvo", + .bus = &platform_bus_type, + .probe = tahvo_probe, + .remove = tahvo_remove, +}; + +static struct platform_device tahvo_device = { + .name = "tahvo", + .id = -1, + .dev = { + .release = tahvo_device_release, + } +}; + +/** + * tahvo_init - initialise Tahvo driver + * + * Initialise the Tahvo driver and return 0 if everything worked ok + */ +static int __init tahvo_init(void) +{ + int ret = 0; + + printk(KERN_INFO "Tahvo/Betty driver initialising\n"); + + init_completion(&device_release); + + if ((ret = driver_register(&tahvo_driver)) < 0) + return ret; + + if ((ret = platform_device_register(&tahvo_device)) < 0) { + driver_unregister(&tahvo_driver); + return ret; + } + return 0; +} + +/* + * Cleanup + */ +static void __exit tahvo_exit(void) +{ + platform_device_unregister(&tahvo_device); + driver_unregister(&tahvo_driver); + wait_for_completion(&device_release); +} + +EXPORT_SYMBOL(tahvo_request_irq); +EXPORT_SYMBOL(tahvo_free_irq); +EXPORT_SYMBOL(tahvo_enable_irq); +EXPORT_SYMBOL(tahvo_disable_irq); +EXPORT_SYMBOL(tahvo_ack_irq); +EXPORT_SYMBOL(tahvo_read_reg); +EXPORT_SYMBOL(tahvo_write_reg); +EXPORT_SYMBOL(tahvo_get_backlight_level); +EXPORT_SYMBOL(tahvo_get_max_backlight_level); +EXPORT_SYMBOL(tahvo_set_backlight_level); + +subsys_initcall(tahvo_init); +module_exit(tahvo_exit); + +MODULE_DESCRIPTION("Tahvo ASIC control"); +MODULE_LICENSE("GPL"); +MODULE_AUTHOR("Juha Yrj�l�, David Weinehall, and Mikko Ylinen"); --- /dev/null +++ b/drivers/cbus/tahvo.h @@ -0,0 +1,61 @@ +/* + * drivers/cbus/tahvo.h + * + * Copyright (C) 2004, 2005 Nokia Corporation + * + * Written by Juha Yrj�l� <juha.yrjola@nokia.com> and + * David Weinehall <david.weinehall@nokia.com> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef __DRIVERS_CBUS_TAHVO_H +#define __DRIVERS_CBUS_TAHVO_H + +#include <linux/types.h> + +/* Registers */ +#define TAHVO_REG_ASICR 0x00 /* ASIC ID & revision */ +#define TAHVO_REG_IDR 0x01 /* Interrupt ID */ +#define TAHVO_REG_IDSR 0x02 /* Interrupt status */ +#define TAHVO_REG_IMR 0x03 /* Interrupt mask */ +#define TAHVO_REG_LEDPWMR 0x05 /* LED PWM */ +#define TAHVO_REG_USBR 0x06 /* USB control */ +#define TAHVO_REG_MAX 0x0d + +/* Interrupt sources */ +#define TAHVO_INT_VBUSON 0 + +#define MAX_TAHVO_IRQ_HANDLERS 8 + +int tahvo_read_reg(int reg); +void tahvo_write_reg(int reg, u16 val); +void tahvo_set_clear_reg_bits(int reg, u16 set, u16 clear); +int tahvo_request_irq(int id, void *irq_handler, unsigned long arg, char *name); +void tahvo_free_irq(int id); +void tahvo_enable_irq(int id); +void tahvo_disable_irq(int id); +void tahvo_ack_irq(int id); +int tahvo_get_backlight_level(void); +int tahvo_get_max_backlight_level(void); +void tahvo_set_backlight_level(int level); + +#ifdef CONFIG_CBUS_TAHVO_USER +int tahvo_user_init(void); +void tahvo_user_cleanup(void); +#endif + +extern spinlock_t tahvo_lock; + +#endif /* __DRIVERS_CBUS_TAHVO_H */ --- /dev/null +++ b/drivers/cbus/user_retu_tahvo.h @@ -0,0 +1,75 @@ +/** + * drivers/cbus/user_retu_tahvo.h + * + * Copyright (C) 2004, 2005 Nokia Corporation + * + * Written by Mikko Ylinen <mikko.k.ylinen@nokia.com> + * + * Definitions and types used by both retu-user and tahvo-user. + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file "COPYING" in the main directory of this + * archive for more details. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ + +#ifndef _USER_RETU_TAHVO_H +#define _USER_RETU_TAHVO_H + +/* Chip IDs */ +#define CHIP_RETU 1 +#define CHIP_TAHVO 2 + +/* Register access type bits */ +#define READ_ONLY 1 +#define WRITE_ONLY 2 +#define READ_WRITE 3 +#define TOGGLE 4 + +#define MASK(field) ((u16)(field & 0xFFFF)) +#define REG(field) ((u16)((field >> 16) & 0x3F)) + +/*** IOCTL definitions. These should be kept in sync with user space **********/ + +#define URT_IOC_MAGIC '`' + +/* + * IOCTL function naming conventions: + * ================================== + * 0 -- No argument and return value + * S -- Set through a pointer + * T -- Tell directly with the argument value + * G -- Reply by setting through a pointer + * Q -- response is on the return value + * X -- S and G atomically + * H -- T and Q atomically + */ + +/* General */ +#define URT_IOCT_IRQ_SUBSCR _IO(URT_IOC_MAGIC, 0) + +/* RETU */ +#define RETU_IOCH_READ _IO(URT_IOC_MAGIC, 1) +#define RETU_IOCX_WRITE _IO(URT_IOC_MAGIC, 2) +#define RETU_IOCH_ADC_READ _IO(URT_IOC_MAGIC, 3) + +/* TAHVO */ +#define TAHVO_IOCH_READ _IO(URT_IOC_MAGIC, 4) +#define TAHVO_IOCX_WRITE _IO(URT_IOC_MAGIC, 5) + +/* This structure is used for writing RETU/TAHVO registers */ +struct retu_tahvo_write_parms { + u32 field; + u16 value; + u8 result; +}; + +#endif --- a/drivers/spi/omap_uwire.c +++ b/drivers/spi/omap_uwire.c @@ -52,7 +52,7 @@ #include <asm/mach-types.h> #include <mach/mux.h> -#include <mach/omap730.h> /* OMAP730_IO_CONF registers */ +#include <mach/omap7xx.h> /* OMAP7XX_IO_CONF registers */ /* FIXME address is now a platform device resource, @@ -504,7 +504,7 @@ static int __init uwire_probe(struct pla } clk_enable(uwire->ck); - if (cpu_is_omap730()) + if (cpu_is_omap7xx()) uwire_idx_shift = 1; else uwire_idx_shift = 2; @@ -573,8 +573,8 @@ static int __init omap_uwire_init(void) } if (machine_is_omap_perseus2()) { /* configure pins: MPU_UW_nSCS1, MPU_UW_SDO, MPU_UW_SCLK */ - int val = omap_readl(OMAP730_IO_CONF_9) & ~0x00EEE000; - omap_writel(val | 0x00AAA000, OMAP730_IO_CONF_9); + int val = omap_readl(OMAP7XX_IO_CONF_9) & ~0x00EEE000; + omap_writel(val | 0x00AAA000, OMAP7XX_IO_CONF_9); } return platform_driver_probe(&uwire_driver, uwire_probe); --- a/drivers/usb/Kconfig +++ b/drivers/usb/Kconfig @@ -60,6 +60,7 @@ config USB_ARCH_HAS_EHCI default y if ARCH_IXP4XX default y if ARCH_W90X900 default y if ARCH_AT91SAM9G45 + default y if ARCH_OMAP34XX default PCI # ARM SA1111 chips have a non-PCI based "OHCI-compatible" USB host interface. --- a/drivers/usb/host/ehci-hcd.c +++ b/drivers/usb/host/ehci-hcd.c @@ -1111,6 +1111,11 @@ MODULE_LICENSE ("GPL"); #define PLATFORM_DRIVER ehci_hcd_au1xxx_driver #endif +#ifdef CONFIG_ARCH_OMAP34XX +#include "ehci-omap.c" +#define PLATFORM_DRIVER ehci_hcd_omap_driver +#endif + #ifdef CONFIG_PPC_PS3 #include "ehci-ps3.c" #define PS3_SYSTEM_BUS_DRIVER ps3_ehci_driver --- /dev/null +++ b/drivers/usb/host/ehci-omap.c @@ -0,0 +1,755 @@ +/* + * ehci-omap.c - driver for USBHOST on OMAP 34xx processor + * + * Bus Glue for OMAP34xx USBHOST 3 port EHCI controller + * Tested on OMAP3430 ES2.0 SDP + * + * Copyright (C) 2007-2008 Texas Instruments, Inc. + * Author: Vikram Pandita <vikram.pandita@ti.com> + * + * Copyright (C) 2009 Nokia Corporation + * Contact: Felipe Balbi <felipe.balbi@nokia.com> + * + * Based on "ehci-fsl.c" and "ehci-au1xxx.c" ehci glue layers + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * TODO (last updated Feb 23rd, 2009): + * - add kernel-doc + * - enable AUTOIDLE + * - move DPLL5 programming to clock fw + * - add suspend/resume + * - move workarounds to board-files + */ + +#include <linux/platform_device.h> +#include <linux/clk.h> +#include <linux/gpio.h> +#include <mach/usb.h> + +/* + * OMAP USBHOST Register addresses: VIRTUAL ADDRESSES + * Use ehci_omap_readl()/ehci_omap_writel() functions + */ + +/* TLL Register Set */ +#define OMAP_USBTLL_REVISION (0x00) +#define OMAP_USBTLL_SYSCONFIG (0x10) +#define OMAP_USBTLL_SYSCONFIG_CACTIVITY (1 << 8) +#define OMAP_USBTLL_SYSCONFIG_SIDLEMODE (1 << 3) +#define OMAP_USBTLL_SYSCONFIG_ENAWAKEUP (1 << 2) +#define OMAP_USBTLL_SYSCONFIG_SOFTRESET (1 << 1) +#define OMAP_USBTLL_SYSCONFIG_AUTOIDLE (1 << 0) + +#define OMAP_USBTLL_SYSSTATUS (0x14) +#define OMAP_USBTLL_SYSSTATUS_RESETDONE (1 << 0) + +#define OMAP_USBTLL_IRQSTATUS (0x18) +#define OMAP_USBTLL_IRQENABLE (0x1C) + +#define OMAP_TLL_SHARED_CONF (0x30) +#define OMAP_TLL_SHARED_CONF_USB_90D_DDR_EN (1 << 6) +#define OMAP_TLL_SHARED_CONF_USB_180D_SDR_EN (1 << 5) +#define OMAP_TLL_SHARED_CONF_USB_DIVRATION (1 << 2) +#define OMAP_TLL_SHARED_CONF_FCLK_REQ (1 << 1) +#define OMAP_TLL_SHARED_CONF_FCLK_IS_ON (1 << 0) + +#define OMAP_TLL_CHANNEL_CONF(num) (0x040 + 0x004 * num) +#define OMAP_TLL_CHANNEL_CONF_ULPINOBITSTUFF (1 << 11) +#define OMAP_TLL_CHANNEL_CONF_ULPI_ULPIAUTOIDLE (1 << 10) +#define OMAP_TLL_CHANNEL_CONF_UTMIAUTOIDLE (1 << 9) +#define OMAP_TLL_CHANNEL_CONF_ULPIDDRMODE (1 << 8) +#define OMAP_TLL_CHANNEL_CONF_CHANEN (1 << 0) + +#define OMAP_TLL_ULPI_FUNCTION_CTRL(num) (0x804 + 0x100 * num) +#define OMAP_TLL_ULPI_INTERFACE_CTRL(num) (0x807 + 0x100 * num) +#define OMAP_TLL_ULPI_OTG_CTRL(num) (0x80A + 0x100 * num) +#define OMAP_TLL_ULPI_INT_EN_RISE(num) (0x80D + 0x100 * num) +#define OMAP_TLL_ULPI_INT_EN_FALL(num) (0x810 + 0x100 * num) +#define OMAP_TLL_ULPI_INT_STATUS(num) (0x813 + 0x100 * num) +#define OMAP_TLL_ULPI_INT_LATCH(num) (0x814 + 0x100 * num) +#define OMAP_TLL_ULPI_DEBUG(num) (0x815 + 0x100 * num) +#define OMAP_TLL_ULPI_SCRATCH_REGISTER(num) (0x816 + 0x100 * num) + +#define OMAP_TLL_CHANNEL_COUNT 3 +#define OMAP_TLL_CHANNEL_1_EN_MASK (1 << 1) +#define OMAP_TLL_CHANNEL_2_EN_MASK (1 << 2) +#define OMAP_TLL_CHANNEL_3_EN_MASK (1 << 4) + +/* UHH Register Set */ +#define OMAP_UHH_REVISION (0x00) +#define OMAP_UHH_SYSCONFIG (0x10) +#define OMAP_UHH_SYSCONFIG_MIDLEMODE (1 << 12) +#define OMAP_UHH_SYSCONFIG_CACTIVITY (1 << 8) +#define OMAP_UHH_SYSCONFIG_SIDLEMODE (1 << 3) +#define OMAP_UHH_SYSCONFIG_ENAWAKEUP (1 << 2) +#define OMAP_UHH_SYSCONFIG_SOFTRESET (1 << 1) +#define OMAP_UHH_SYSCONFIG_AUTOIDLE (1 << 0) + +#define OMAP_UHH_SYSSTATUS (0x14) +#define OMAP_UHH_HOSTCONFIG (0x40) +#define OMAP_UHH_HOSTCONFIG_ULPI_BYPASS (1 << 0) +#define OMAP_UHH_HOSTCONFIG_ULPI_P1_BYPASS (1 << 0) +#define OMAP_UHH_HOSTCONFIG_ULPI_P2_BYPASS (1 << 11) +#define OMAP_UHH_HOSTCONFIG_ULPI_P3_BYPASS (1 << 12) +#define OMAP_UHH_HOSTCONFIG_INCR4_BURST_EN (1 << 2) +#define OMAP_UHH_HOSTCONFIG_INCR8_BURST_EN (1 << 3) +#define OMAP_UHH_HOSTCONFIG_INCR16_BURST_EN (1 << 4) +#define OMAP_UHH_HOSTCONFIG_INCRX_ALIGN_EN (1 << 5) +#define OMAP_UHH_HOSTCONFIG_P1_CONNECT_STATUS (1 << 8) +#define OMAP_UHH_HOSTCONFIG_P2_CONNECT_STATUS (1 << 9) +#define OMAP_UHH_HOSTCONFIG_P3_CONNECT_STATUS (1 << 10) + +#define OMAP_UHH_DEBUG_CSR (0x44) + +/* EHCI Register Set */ +#define EHCI_INSNREG05_ULPI (0xA4) +#define EHCI_INSNREG05_ULPI_CONTROL_SHIFT 31 +#define EHCI_INSNREG05_ULPI_PORTSEL_SHIFT 24 +#define EHCI_INSNREG05_ULPI_OPSEL_SHIFT 22 +#define EHCI_INSNREG05_ULPI_REGADD_SHIFT 16 +#define EHCI_INSNREG05_ULPI_EXTREGADD_SHIFT 8 +#define EHCI_INSNREG05_ULPI_WRDATA_SHIFT 0 + +/*-------------------------------------------------------------------------*/ + +static inline void ehci_omap_writel(void __iomem *base, u32 reg, u32 val) +{ + __raw_writel(val, base + reg); +} + +static inline u32 ehci_omap_readl(void __iomem *base, u32 reg) +{ + return __raw_readl(base + reg); +} + +static inline void ehci_omap_writeb(void __iomem *base, u8 reg, u8 val) +{ + __raw_writeb(val, base + reg); +} + +static inline u8 ehci_omap_readb(void __iomem *base, u8 reg) +{ + return __raw_readb(base + reg); +} + +/*-------------------------------------------------------------------------*/ + +struct ehci_hcd_omap { + struct ehci_hcd *ehci; + struct device *dev; + + struct clk *usbhost_ick; + struct clk *usbhost2_120m_fck; + struct clk *usbhost1_48m_fck; + struct clk *usbtll_fck; + struct clk *usbtll_ick; + + /* FIXME the following two workarounds are + * board specific not silicon-specific so these + * should be moved to board-file instead. + * + * Maybe someone from TI will know better which + * board is affected and needs the workarounds + * to be applied + */ + + /* gpio for resetting phy */ + int reset_gpio_port[OMAP3_HS_USB_PORTS]; + + /* phy reset workaround */ + int phy_reset; + + /* desired phy_mode: TLL, PHY */ + enum ehci_hcd_omap_mode port_mode[OMAP3_HS_USB_PORTS]; + + void __iomem *uhh_base; + void __iomem *tll_base; + void __iomem *ehci_base; +}; + +/*-------------------------------------------------------------------------*/ + +static void omap_usb_utmi_init(struct ehci_hcd_omap *omap, u8 tll_channel_mask) +{ + unsigned reg; + int i; + + /* Program the 3 TLL channels upfront */ + for (i = 0; i < OMAP_TLL_CHANNEL_COUNT; i++) { + reg = ehci_omap_readl(omap->tll_base, OMAP_TLL_CHANNEL_CONF(i)); + + /* Disable AutoIdle, BitStuffing and use SDR Mode */ + reg &= ~(OMAP_TLL_CHANNEL_CONF_UTMIAUTOIDLE + | OMAP_TLL_CHANNEL_CONF_ULPINOBITSTUFF + | OMAP_TLL_CHANNEL_CONF_ULPIDDRMODE); + ehci_omap_writel(omap->tll_base, OMAP_TLL_CHANNEL_CONF(i), reg); + } + + /* Program Common TLL register */ + reg = ehci_omap_readl(omap->tll_base, OMAP_TLL_SHARED_CONF); + reg |= (OMAP_TLL_SHARED_CONF_FCLK_IS_ON + | OMAP_TLL_SHARED_CONF_USB_DIVRATION + | OMAP_TLL_SHARED_CONF_USB_180D_SDR_EN); + reg &= ~OMAP_TLL_SHARED_CONF_USB_90D_DDR_EN; + + ehci_omap_writel(omap->tll_base, OMAP_TLL_SHARED_CONF, reg); + + /* Enable channels now */ + for (i = 0; i < OMAP_TLL_CHANNEL_COUNT; i++) { + reg = ehci_omap_readl(omap->tll_base, OMAP_TLL_CHANNEL_CONF(i)); + + /* Enable only the reg that is needed */ + if (!(tll_channel_mask & 1<<i)) + continue; + + reg |= OMAP_TLL_CHANNEL_CONF_CHANEN; + ehci_omap_writel(omap->tll_base, OMAP_TLL_CHANNEL_CONF(i), reg); + + ehci_omap_writeb(omap->tll_base, + OMAP_TLL_ULPI_SCRATCH_REGISTER(i), 0xbe); + dev_dbg(omap->dev, "ULPI_SCRATCH_REG[ch=%d]= 0x%02x\n", + i+1, ehci_omap_readb(omap->tll_base, + OMAP_TLL_ULPI_SCRATCH_REGISTER(i))); + } +} + +/*-------------------------------------------------------------------------*/ + +/* omap_start_ehc + * - Start the TI USBHOST controller + */ +static int omap_start_ehc(struct ehci_hcd_omap *omap, struct usb_hcd *hcd) +{ + unsigned long timeout = jiffies + msecs_to_jiffies(1000); + u8 tll_ch_mask = 0; + unsigned reg = 0; + int ret = 0; + + dev_dbg(omap->dev, "starting TI EHCI USB Controller\n"); + + /* Enable Clocks for USBHOST */ + omap->usbhost_ick = clk_get(omap->dev, "usbhost_ick"); + if (IS_ERR(omap->usbhost_ick)) { + ret = PTR_ERR(omap->usbhost_ick); + goto err_host_ick; + } + clk_enable(omap->usbhost_ick); + + omap->usbhost2_120m_fck = clk_get(omap->dev, "usbhost_120m_fck"); + if (IS_ERR(omap->usbhost2_120m_fck)) { + ret = PTR_ERR(omap->usbhost2_120m_fck); + goto err_host_120m_fck; + } + clk_enable(omap->usbhost2_120m_fck); + + omap->usbhost1_48m_fck = clk_get(omap->dev, "usbhost_48m_fck"); + if (IS_ERR(omap->usbhost1_48m_fck)) { + ret = PTR_ERR(omap->usbhost1_48m_fck); + goto err_host_48m_fck; + } + clk_enable(omap->usbhost1_48m_fck); + + if (omap->phy_reset) { + /* Refer: ISSUE1 */ + if (gpio_is_valid(omap->reset_gpio_port[0])) { + gpio_request(omap->reset_gpio_port[0], + "USB1 PHY reset"); + gpio_direction_output(omap->reset_gpio_port[0], 0); + } + + if (gpio_is_valid(omap->reset_gpio_port[1])) { + gpio_request(omap->reset_gpio_port[1], + "USB2 PHY reset"); + gpio_direction_output(omap->reset_gpio_port[1], 0); + } + + /* Hold the PHY in RESET for enough time till DIR is high */ + udelay(10); + } + + /* Configure TLL for 60Mhz clk for ULPI */ + omap->usbtll_fck = clk_get(omap->dev, "usbtll_fck"); + if (IS_ERR(omap->usbtll_fck)) { + ret = PTR_ERR(omap->usbtll_fck); + goto err_tll_fck; + } + clk_enable(omap->usbtll_fck); + + omap->usbtll_ick = clk_get(omap->dev, "usbtll_ick"); + if (IS_ERR(omap->usbtll_ick)) { + ret = PTR_ERR(omap->usbtll_ick); + goto err_tll_ick; + } + clk_enable(omap->usbtll_ick); + + /* perform TLL soft reset, and wait until reset is complete */ + ehci_omap_writel(omap->tll_base, OMAP_USBTLL_SYSCONFIG, + OMAP_USBTLL_SYSCONFIG_SOFTRESET); + + /* Wait for TLL reset to complete */ + while (!(ehci_omap_readl(omap->tll_base, OMAP_USBTLL_SYSSTATUS) + & OMAP_USBTLL_SYSSTATUS_RESETDONE)) { + cpu_relax(); + + if (time_after(jiffies, timeout)) { + dev_dbg(omap->dev, "operation timed out\n"); + ret = -EINVAL; + goto err_sys_status; + } + } + + dev_dbg(omap->dev, "TLL RESET DONE\n"); + + /* (1<<3) = no idle mode only for initial debugging */ + ehci_omap_writel(omap->tll_base, OMAP_USBTLL_SYSCONFIG, + OMAP_USBTLL_SYSCONFIG_ENAWAKEUP | + OMAP_USBTLL_SYSCONFIG_SIDLEMODE | + OMAP_USBTLL_SYSCONFIG_CACTIVITY); + + + /* Put UHH in NoIdle/NoStandby mode */ + reg = ehci_omap_readl(omap->uhh_base, OMAP_UHH_SYSCONFIG); + reg |= (OMAP_UHH_SYSCONFIG_ENAWAKEUP + | OMAP_UHH_SYSCONFIG_SIDLEMODE + | OMAP_UHH_SYSCONFIG_CACTIVITY + | OMAP_UHH_SYSCONFIG_MIDLEMODE); + reg &= ~OMAP_UHH_SYSCONFIG_AUTOIDLE; + + ehci_omap_writel(omap->uhh_base, OMAP_UHH_SYSCONFIG, reg); + + reg = ehci_omap_readl(omap->uhh_base, OMAP_UHH_HOSTCONFIG); + + /* setup ULPI bypass and burst configurations */ + reg |= (OMAP_UHH_HOSTCONFIG_INCR4_BURST_EN + | OMAP_UHH_HOSTCONFIG_INCR8_BURST_EN + | OMAP_UHH_HOSTCONFIG_INCR16_BURST_EN); + reg &= ~OMAP_UHH_HOSTCONFIG_INCRX_ALIGN_EN; + + if (omap->port_mode[0] == EHCI_HCD_OMAP_MODE_UNKNOWN) + reg &= ~OMAP_UHH_HOSTCONFIG_P1_CONNECT_STATUS; + if (omap->port_mode[1] == EHCI_HCD_OMAP_MODE_UNKNOWN) + reg &= ~OMAP_UHH_HOSTCONFIG_P2_CONNECT_STATUS; + if (omap->port_mode[2] == EHCI_HCD_OMAP_MODE_UNKNOWN) + reg &= ~OMAP_UHH_HOSTCONFIG_P3_CONNECT_STATUS; + + /* Bypass the TLL module for PHY mode operation */ + if (omap_rev() <= OMAP3430_REV_ES2_1) { + dev_dbg(omap->dev, "OMAP3 ES version <= ES2.1 \n"); + if ((omap->port_mode[0] == EHCI_HCD_OMAP_MODE_PHY) || + (omap->port_mode[1] == EHCI_HCD_OMAP_MODE_PHY) || + (omap->port_mode[2] == EHCI_HCD_OMAP_MODE_PHY)) + reg &= ~OMAP_UHH_HOSTCONFIG_ULPI_BYPASS; + else + reg |= OMAP_UHH_HOSTCONFIG_ULPI_BYPASS; + } else { + dev_dbg(omap->dev, "OMAP3 ES version > ES2.1\n"); + if (omap->port_mode[0] == EHCI_HCD_OMAP_MODE_PHY) + reg &= ~OMAP_UHH_HOSTCONFIG_ULPI_P1_BYPASS; + else if (omap->port_mode[0] == EHCI_HCD_OMAP_MODE_TLL) + reg |= OMAP_UHH_HOSTCONFIG_ULPI_P1_BYPASS; + + if (omap->port_mode[1] == EHCI_HCD_OMAP_MODE_PHY) + reg &= ~OMAP_UHH_HOSTCONFIG_ULPI_P2_BYPASS; + else if (omap->port_mode[1] == EHCI_HCD_OMAP_MODE_TLL) + reg |= OMAP_UHH_HOSTCONFIG_ULPI_P2_BYPASS; + + if (omap->port_mode[2] == EHCI_HCD_OMAP_MODE_PHY) + reg &= ~OMAP_UHH_HOSTCONFIG_ULPI_P3_BYPASS; + else if (omap->port_mode[2] == EHCI_HCD_OMAP_MODE_TLL) + reg |= OMAP_UHH_HOSTCONFIG_ULPI_P3_BYPASS; + + } + ehci_omap_writel(omap->uhh_base, OMAP_UHH_HOSTCONFIG, reg); + dev_dbg(omap->dev, "UHH setup done, uhh_hostconfig=%x\n", reg); + + + if ((omap->port_mode[0] == EHCI_HCD_OMAP_MODE_TLL) || + (omap->port_mode[1] == EHCI_HCD_OMAP_MODE_TLL) || + (omap->port_mode[2] == EHCI_HCD_OMAP_MODE_TLL)) { + + if (omap->port_mode[0] == EHCI_HCD_OMAP_MODE_TLL) + tll_ch_mask |= OMAP_TLL_CHANNEL_1_EN_MASK; + if (omap->port_mode[1] == EHCI_HCD_OMAP_MODE_TLL) + tll_ch_mask |= OMAP_TLL_CHANNEL_2_EN_MASK; + if (omap->port_mode[2] == EHCI_HCD_OMAP_MODE_TLL) + tll_ch_mask |= OMAP_TLL_CHANNEL_3_EN_MASK; + + /* Enable UTMI mode for required TLL channels */ + omap_usb_utmi_init(omap, tll_ch_mask); + } + + if (omap->phy_reset) { + /* Refer ISSUE1: + * Hold the PHY in RESET for enough time till + * PHY is settled and ready + */ + udelay(10); + + if (gpio_is_valid(omap->reset_gpio_port[0])) + gpio_set_value(omap->reset_gpio_port[0], 1); + + if (gpio_is_valid(omap->reset_gpio_port[1])) + gpio_set_value(omap->reset_gpio_port[1], 1); + } + + return 0; + +err_sys_status: + clk_disable(omap->usbtll_ick); + clk_put(omap->usbtll_ick); + +err_tll_ick: + clk_disable(omap->usbtll_fck); + clk_put(omap->usbtll_fck); + +err_tll_fck: + clk_disable(omap->usbhost1_48m_fck); + clk_put(omap->usbhost1_48m_fck); + + if (omap->phy_reset) { + if (gpio_is_valid(omap->reset_gpio_port[0])) + gpio_free(omap->reset_gpio_port[0]); + + if (gpio_is_valid(omap->reset_gpio_port[1])) + gpio_free(omap->reset_gpio_port[1]); + } + +err_host_48m_fck: + clk_disable(omap->usbhost2_120m_fck); + clk_put(omap->usbhost2_120m_fck); + +err_host_120m_fck: + clk_disable(omap->usbhost_ick); + clk_put(omap->usbhost_ick); + +err_host_ick: + return ret; +} + +static void omap_stop_ehc(struct ehci_hcd_omap *omap, struct usb_hcd *hcd) +{ + unsigned long timeout = jiffies + msecs_to_jiffies(100); + + dev_dbg(omap->dev, "stopping TI EHCI USB Controller\n"); + + /* Reset OMAP modules for insmod/rmmod to work */ + ehci_omap_writel(omap->uhh_base, OMAP_UHH_SYSCONFIG, + OMAP_UHH_SYSCONFIG_SOFTRESET); + while (!(ehci_omap_readl(omap->uhh_base, OMAP_UHH_SYSSTATUS) + & (1 << 0))) { + cpu_relax(); + + if (time_after(jiffies, timeout)) + dev_dbg(omap->dev, "operation timed out\n"); + } + + while (!(ehci_omap_readl(omap->uhh_base, OMAP_UHH_SYSSTATUS) + & (1 << 1))) { + cpu_relax(); + + if (time_after(jiffies, timeout)) + dev_dbg(omap->dev, "operation timed out\n"); + } + + while (!(ehci_omap_readl(omap->uhh_base, OMAP_UHH_SYSSTATUS) + & (1 << 2))) { + cpu_relax(); + + if (time_after(jiffies, timeout)) + dev_dbg(omap->dev, "operation timed out\n"); + } + + ehci_omap_writel(omap->tll_base, OMAP_USBTLL_SYSCONFIG, (1 << 1)); + + while (!(ehci_omap_readl(omap->tll_base, OMAP_USBTLL_SYSSTATUS) + & (1 << 0))) { + cpu_relax(); + + if (time_after(jiffies, timeout)) + dev_dbg(omap->dev, "operation timed out\n"); + } + + if (omap->usbtll_fck != NULL) { + clk_disable(omap->usbtll_fck); + clk_put(omap->usbtll_fck); + omap->usbtll_fck = NULL; + } + + if (omap->usbhost_ick != NULL) { + clk_disable(omap->usbhost_ick); + clk_put(omap->usbhost_ick); + omap->usbhost_ick = NULL; + } + + if (omap->usbhost1_48m_fck != NULL) { + clk_disable(omap->usbhost1_48m_fck); + clk_put(omap->usbhost1_48m_fck); + omap->usbhost1_48m_fck = NULL; + } + + if (omap->usbhost2_120m_fck != NULL) { + clk_disable(omap->usbhost2_120m_fck); + clk_put(omap->usbhost2_120m_fck); + omap->usbhost2_120m_fck = NULL; + } + + if (omap->usbtll_ick != NULL) { + clk_disable(omap->usbtll_ick); + clk_put(omap->usbtll_ick); + omap->usbtll_ick = NULL; + } + + if (omap->phy_reset) { + if (gpio_is_valid(omap->reset_gpio_port[0])) + gpio_free(omap->reset_gpio_port[0]); + + if (gpio_is_valid(omap->reset_gpio_port[1])) + gpio_free(omap->reset_gpio_port[1]); + } + + dev_dbg(omap->dev, "Clock to USB host has been disabled\n"); +} + +/*-------------------------------------------------------------------------*/ + +static const struct hc_driver ehci_omap_hc_driver; + +/* configure so an HC device and id are always provided */ +/* always called with process context; sleeping is OK */ + +/** + * ehci_hcd_omap_probe - initialize TI-based HCDs + * + * Allocates basic resources for this USB host controller, and + * then invokes the start() method for the HCD associated with it + * through the hotplug entry's driver_data. + */ +static int ehci_hcd_omap_probe(struct platform_device *pdev) +{ + struct ehci_hcd_omap_platform_data *pdata = pdev->dev.platform_data; + struct ehci_hcd_omap *omap; + struct resource *res; + struct usb_hcd *hcd; + + int irq = platform_get_irq(pdev, 0); + int ret = -ENODEV; + + if (!pdata) { + dev_dbg(&pdev->dev, "missing platform_data\n"); + goto err_pdata; + } + + if (usb_disabled()) + goto err_disabled; + + omap = kzalloc(sizeof(*omap), GFP_KERNEL); + if (!omap) { + ret = -ENOMEM; + goto err_create_hcd; + } + + hcd = usb_create_hcd(&ehci_omap_hc_driver, &pdev->dev, + dev_name(&pdev->dev)); + if (!hcd) { + dev_dbg(&pdev->dev, "failed to create hcd with err %d\n", ret); + ret = -ENOMEM; + goto err_create_hcd; + } + + platform_set_drvdata(pdev, omap); + omap->dev = &pdev->dev; + omap->phy_reset = pdata->phy_reset; + omap->reset_gpio_port[0] = pdata->reset_gpio_port[0]; + omap->reset_gpio_port[1] = pdata->reset_gpio_port[1]; + omap->reset_gpio_port[2] = pdata->reset_gpio_port[2]; + omap->port_mode[0] = pdata->port_mode[0]; + omap->port_mode[1] = pdata->port_mode[1]; + omap->port_mode[2] = pdata->port_mode[2]; + omap->ehci = hcd_to_ehci(hcd); + omap->ehci->sbrn = 0x20; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + + hcd->rsrc_start = res->start; + hcd->rsrc_len = resource_size(res); + + hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len); + if (!hcd->regs) { + dev_err(&pdev->dev, "EHCI ioremap failed\n"); + ret = -ENOMEM; + goto err_ioremap; + } + + /* we know this is the memory we want, no need to ioremap again */ + omap->ehci->caps = hcd->regs; + omap->ehci_base = hcd->regs; + + res = platform_get_resource(pdev, IORESOURCE_MEM, 1); + omap->uhh_base = ioremap(res->start, resource_size(res)); + if (!omap->uhh_base) { + dev_err(&pdev->dev, "UHH ioremap failed\n"); + ret = -ENOMEM; + goto err_uhh_ioremap; + } + + res = platform_get_resource(pdev, IORESOURCE_MEM, 2); + omap->tll_base = ioremap(res->start, resource_size(res)); + if (!omap->tll_base) { + dev_err(&pdev->dev, "TLL ioremap failed\n"); + ret = -ENOMEM; + goto err_tll_ioremap; + } + + ret = omap_start_ehc(omap, hcd); + if (ret) { + dev_dbg(&pdev->dev, "failed to start ehci\n"); + goto err_start; + } + + omap->ehci->regs = hcd->regs + + HC_LENGTH(readl(&omap->ehci->caps->hc_capbase)); + + /* cache this readonly data; minimize chip reads */ + omap->ehci->hcs_params = readl(&omap->ehci->caps->hcs_params); + + /* SET 1 micro-frame Interrupt interval */ + writel(readl(&omap->ehci->regs->command) | (1 << 16), + &omap->ehci->regs->command); + + ret = usb_add_hcd(hcd, irq, IRQF_DISABLED | IRQF_SHARED); + if (ret) { + dev_dbg(&pdev->dev, "failed to add hcd with err %d\n", ret); + goto err_add_hcd; + } + + return 0; + +err_add_hcd: + omap_stop_ehc(omap, hcd); + +err_start: + iounmap(omap->tll_base); + +err_tll_ioremap: + iounmap(omap->uhh_base); + +err_uhh_ioremap: + iounmap(hcd->regs); + +err_ioremap: + usb_put_hcd(hcd); + +err_create_hcd: +err_disabled: +err_pdata: + return ret; +} + +/* may be called without controller electrically present */ +/* may be called with controller, bus, and devices active */ + +/** + * ehci_hcd_omap_remove - shutdown processing for EHCI HCDs + * @pdev: USB Host Controller being removed + * + * Reverses the effect of usb_ehci_hcd_omap_probe(), first invoking + * the HCD's stop() method. It is always called from a thread + * context, normally "rmmod", "apmd", or something similar. + */ +static int ehci_hcd_omap_remove(struct platform_device *pdev) +{ + struct ehci_hcd_omap *omap = platform_get_drvdata(pdev); + struct usb_hcd *hcd = ehci_to_hcd(omap->ehci); + + usb_remove_hcd(hcd); + omap_stop_ehc(omap, hcd); + iounmap(hcd->regs); + iounmap(omap->tll_base); + iounmap(omap->uhh_base); + usb_put_hcd(hcd); + + return 0; +} + +static void ehci_hcd_omap_shutdown(struct platform_device *pdev) +{ + struct ehci_hcd_omap *omap = platform_get_drvdata(pdev); + struct usb_hcd *hcd = ehci_to_hcd(omap->ehci); + + if (hcd->driver->shutdown) + hcd->driver->shutdown(hcd); +} + +static struct platform_driver ehci_hcd_omap_driver = { + .probe = ehci_hcd_omap_probe, + .remove = ehci_hcd_omap_remove, + .shutdown = ehci_hcd_omap_shutdown, + /*.suspend = ehci_hcd_omap_suspend, */ + /*.resume = ehci_hcd_omap_resume, */ + .driver = { + .name = "ehci-omap", + } +}; + +/*-------------------------------------------------------------------------*/ + +static const struct hc_driver ehci_omap_hc_driver = { + .description = hcd_name, + .product_desc = "OMAP-EHCI Host Controller", + .hcd_priv_size = sizeof(struct ehci_hcd), + + /* + * generic hardware linkage + */ + .irq = ehci_irq, + .flags = HCD_MEMORY | HCD_USB2, + + /* + * basic lifecycle operations + */ + .reset = ehci_init, + .start = ehci_run, + .stop = ehci_stop, + .shutdown = ehci_shutdown, + + /* + * managing i/o requests and associated device resources + */ + .urb_enqueue = ehci_urb_enqueue, + .urb_dequeue = ehci_urb_dequeue, + .endpoint_disable = ehci_endpoint_disable, + .endpoint_reset = ehci_endpoint_reset, + + /* + * scheduling support + */ + .get_frame_number = ehci_get_frame, + + /* + * root hub support + */ + .hub_status_data = ehci_hub_status_data, + .hub_control = ehci_hub_control, + .bus_suspend = ehci_bus_suspend, + .bus_resume = ehci_bus_resume, + + .clear_tt_buffer_complete = ehci_clear_tt_buffer_complete, +}; + +MODULE_ALIAS("platform:omap-ehci"); +MODULE_AUTHOR("Texas Instruments, Inc."); +MODULE_AUTHOR("Felipe Balbi <felipe.balbi@nokia.com>"); + --- a/drivers/video/omap/dispc.c +++ b/drivers/video/omap/dispc.c @@ -210,6 +210,7 @@ static u32 inline dispc_read_reg(int idx /* Select RFBI or bypass mode */ static void enable_rfbi_mode(int enable) { + void __iomem *rfbi_control; u32 l; l = dispc_read_reg(DISPC_CONTROL); @@ -222,9 +223,15 @@ static void enable_rfbi_mode(int enable) dispc_write_reg(DISPC_CONTROL, l); /* Set bypass mode in RFBI module */ - l = __raw_readl(OMAP2_IO_ADDRESS(RFBI_CONTROL)); + rfbi_control = ioremap(RFBI_CONTROL, SZ_1K); + if (!rfbi_control) { + pr_err("Unable to ioremap rfbi_control\n"); + return; + } + l = __raw_readl(rfbi_control); l |= enable ? 0 : (1 << 1); - __raw_writel(l, OMAP2_IO_ADDRESS(RFBI_CONTROL)); + __raw_writel(l, rfbi_control); + iounmap(rfbi_control); } static void set_lcd_data_lines(int data_lines) @@ -1373,6 +1380,7 @@ static int omap_dispc_init(struct omapfb int r; u32 l; struct lcd_panel *panel = fbdev->panel; + void __iomem *ram_fw_base; int tmo = 10000; int skip_init = 0; int i; @@ -1453,7 +1461,13 @@ static int omap_dispc_init(struct omapfb } /* L3 firewall setting: enable access to OCM RAM */ - __raw_writel(0x402000b0, OMAP2_IO_ADDRESS(0x680050a0)); + ram_fw_base = ioremap(0x68005000, SZ_1K); + if (!ram_fw_base) { + dev_err(dispc.fbdev->dev, "Cannot ioremap to enable OCM RAM\n"); + goto fail1; + } + __raw_writel(0x402000b0, ram_fw_base + 0xa0); + iounmap(ram_fw_base); if ((r = alloc_palette_ram()) < 0) goto fail2;