From 32c29f1aafd66721153ef54a32d311d0c0a749b8 Mon Sep 17 00:00:00 2001 From: Florian Fainelli Date: Tue, 17 Mar 2009 11:28:54 +0000 Subject: [PATCH] fix SPI register switch and prepare for UDC, thanks to Henk Vergonet (#4783) SVN-Revision: 14914 --- .../brcm63xx/files/arch/mips/bcm63xx/Kconfig | 2 + .../brcm63xx/files/arch/mips/bcm63xx/Makefile | 1 + .../arch/mips/bcm63xx/boards/board_bcm963xx.c | 29 +++++----- .../brcm63xx/files/arch/mips/bcm63xx/clk.c | 22 +++++++ .../brcm63xx/files/arch/mips/bcm63xx/cpu.c | 4 ++ .../files/arch/mips/bcm63xx/dev-usb-udc.c | 58 +++++++++++++++++++ .../asm-mips/mach-bcm63xx/bcm63xx_cpu.h | 30 ++++++++-- .../mach-bcm63xx/bcm63xx_dev_usb_udc.h | 6 ++ .../asm-mips/mach-bcm63xx/board_bcm963xx.h | 1 + 9 files changed, 134 insertions(+), 19 deletions(-) create mode 100644 target/linux/brcm63xx/files/arch/mips/bcm63xx/dev-usb-udc.c create mode 100644 target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_dev_usb_udc.h diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/Kconfig b/target/linux/brcm63xx/files/arch/mips/bcm63xx/Kconfig index 57c5a3151b..b21c03e6df 100644 --- a/target/linux/brcm63xx/files/arch/mips/bcm63xx/Kconfig +++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/Kconfig @@ -4,6 +4,7 @@ menu "CPU support" config BCM63XX_CPU_6338 bool "support 6338 CPU" select USB_ARCH_HAS_OHCI + select USB_ARCH_HAS_UDC select USB_OHCI_BIG_ENDIAN_DESC select USB_OHCI_BIG_ENDIAN_MMIO @@ -11,6 +12,7 @@ config BCM63XX_CPU_6348 bool "support 6348 CPU" select HW_HAS_PCI select USB_ARCH_HAS_OHCI + select USB_ARCH_HAS_UDC select USB_OHCI_BIG_ENDIAN_DESC select USB_OHCI_BIG_ENDIAN_MMIO diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/Makefile b/target/linux/brcm63xx/files/arch/mips/bcm63xx/Makefile index c1363895a1..d121274cc3 100644 --- a/target/linux/brcm63xx/files/arch/mips/bcm63xx/Makefile +++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/Makefile @@ -3,6 +3,7 @@ obj-y += dev-uart.o obj-y += dev-pcmcia.o obj-y += dev-usb-ohci.o obj-y += dev-usb-ehci.o +obj-y += dev-usb-udc.o obj-y += dev-enet.o obj-y += dev-wdt.o obj-y += dev-spi.o diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/boards/board_bcm963xx.c b/target/linux/brcm63xx/files/arch/mips/bcm63xx/boards/board_bcm963xx.c index 8e71fd12c2..c16ebc8672 100644 --- a/target/linux/brcm63xx/files/arch/mips/bcm63xx/boards/board_bcm963xx.c +++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/boards/board_bcm963xx.c @@ -27,6 +27,7 @@ #include #include #include +#include #include #include @@ -163,27 +164,23 @@ static struct board_info __initdata board_FAST2404 = { }; static struct board_info __initdata board_DV201AMR = { - .name = "DV201AMR", - .expected_cpu_id = 0x6348, + .name = "DV201AMR", + .expected_cpu_id = 0x6348, - .has_enet0 = 1, - .has_enet1 = 1, - .has_pci = 1, + .has_pci = 1, + .has_ohci0 = 1, + .has_udc0 = 1, + .has_enet0 = 1, + .has_enet1 = 1, .enet0 = { .has_phy = 1, .use_internal_phy = 1, }, - - .enet1 = { - .force_speed_100 = 1, - .force_duplex_full = 1, - }, - - - .has_ohci0 = 1, - .has_pccard = 1, - .has_ehci0 = 1, + .enet1 = { + .force_speed_100 = 1, + .force_duplex_full = 1, + }, }; static struct board_info __initdata board_96348gw_a = { @@ -525,6 +522,8 @@ int __init board_register_devices(void) if (board.has_ehci0) bcm63xx_ehci_register(); + if (board.has_udc0) + bcm63xx_udc_register(); /* Generate MAC address for WLAN and * register our SPROM */ if (!board_get_mac_address(bcm63xx_sprom.il0mac)) { diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/clk.c b/target/linux/brcm63xx/files/arch/mips/bcm63xx/clk.c index ae1f41fe52..ce93c30e86 100644 --- a/target/linux/brcm63xx/files/arch/mips/bcm63xx/clk.c +++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/clk.c @@ -136,6 +136,26 @@ static struct clk clk_usbh = { .set = usbh_set, }; +/* + * USB slave clock + */ +static void usbs_set(struct clk *clk, int enable) +{ + u32 mask; + + switch(bcm63xx_get_cpu_id()) { + case BCM6338_CPU_ID: mask = CKCTL_6338_USBS_EN; break; + case BCM6348_CPU_ID: mask = CKCTL_6348_USBS_EN; break; + default: + return; + } + bcm_hwclock_set(mask, enable); +} + +static struct clk clk_usbs = { + .set = usbs_set, +}; + /* * SPI clock */ @@ -202,6 +222,8 @@ struct clk *clk_get(struct device *dev, const char *id) return &clk_ephy; if (!strcmp(id, "usbh")) return &clk_usbh; + if (!strcmp(id, "usbs")) + return &clk_usbs; if (!strcmp(id, "spi")) return &clk_spi; if (!strcmp(id, "periph")) diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c b/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c index 108ed5f712..f9b6eeba46 100644 --- a/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c +++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/cpu.c @@ -37,6 +37,7 @@ static const unsigned long bcm96338_regs_base[] = { [RSET_PERF] = BCM_6338_PERF_BASE, [RSET_TIMER] = BCM_6338_TIMER_BASE, [RSET_WDT] = BCM_6338_WDT_BASE, + [RSET_UDC0] = BCM_6338_UDC0_BASE, [RSET_UART0] = BCM_6338_UART0_BASE, [RSET_GPIO] = BCM_6338_GPIO_BASE, [RSET_SPI] = BCM_6338_SPI_BASE, @@ -48,6 +49,7 @@ static const int bcm96338_irqs[] = { [IRQ_SPI] = BCM_6338_SPI_IRQ, [IRQ_UART0] = BCM_6338_UART0_IRQ, [IRQ_DSL] = BCM_6338_DSL_IRQ, + [IRQ_UDC0] = BCM_6338_UDC0_IRQ, [IRQ_ENET0] = BCM_6338_ENET0_IRQ, [IRQ_ENET_PHY] = BCM_6338_ENET_PHY_IRQ, [IRQ_ENET0_RXDMA] = BCM_6338_ENET0_RXDMA_IRQ, @@ -83,6 +85,7 @@ static const unsigned long bcm96348_regs_base[] = { [RSET_OHCI0] = BCM_6348_OHCI0_BASE, [RSET_OHCI_PRIV] = BCM_6348_OHCI_PRIV_BASE, [RSET_USBH_PRIV] = BCM_6348_USBH_PRIV_BASE, + [RSET_UDC0] = BCM_6348_UDC0_BASE, [RSET_MPI] = BCM_6348_MPI_BASE, [RSET_PCMCIA] = BCM_6348_PCMCIA_BASE, [RSET_SDRAM] = BCM_6348_SDRAM_BASE, @@ -99,6 +102,7 @@ static const int bcm96348_irqs[] = { [IRQ_SPI] = BCM_6348_SPI_IRQ, [IRQ_UART0] = BCM_6348_UART0_IRQ, [IRQ_DSL] = BCM_6348_DSL_IRQ, + [IRQ_UDC0] = BCM_6348_UDC0_IRQ, [IRQ_ENET0] = BCM_6348_ENET0_IRQ, [IRQ_ENET1] = BCM_6348_ENET1_IRQ, [IRQ_ENET_PHY] = BCM_6348_ENET_PHY_IRQ, diff --git a/target/linux/brcm63xx/files/arch/mips/bcm63xx/dev-usb-udc.c b/target/linux/brcm63xx/files/arch/mips/bcm63xx/dev-usb-udc.c new file mode 100644 index 0000000000..4459f2f003 --- /dev/null +++ b/target/linux/brcm63xx/files/arch/mips/bcm63xx/dev-usb-udc.c @@ -0,0 +1,58 @@ +/* + * Copyright (C) 2009 Henk Vergonet + * + * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#include +#include +#include +#include + +static struct resource udc_resources[] = { + { + .start = -1, /* filled at runtime */ + .end = -1, /* filled at runtime */ + .flags = IORESOURCE_MEM, + }, + { + .start = -1, /* filled at runtime */ + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 udc_dmamask = ~(u32)0; + +static struct platform_device bcm63xx_udc_device = { + .name = "bcm63xx-udc", + .id = 0, + .num_resources = ARRAY_SIZE(udc_resources), + .resource = udc_resources, + .dev = { + .dma_mask = &udc_dmamask, + .coherent_dma_mask = 0xffffffff, + }, +}; + +int __init bcm63xx_udc_register(void) +{ + if (!BCMCPU_IS_6338() && !BCMCPU_IS_6348()) + return 0; + + udc_resources[0].start = bcm63xx_regset_address(RSET_UDC0); + udc_resources[0].end = udc_resources[0].start; + udc_resources[0].end += RSET_UDC_SIZE - 1; + udc_resources[1].start = bcm63xx_get_irq_number(IRQ_UDC0); + return platform_device_register(&bcm63xx_udc_device); +} diff --git a/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_cpu.h b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_cpu.h index 87e1aaf8cf..74e553f7da 100644 --- a/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_cpu.h +++ b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_cpu.h @@ -4,6 +4,8 @@ #include #include +#include + /* * Macro to fetch bcm63xx cpu id and revision, should be optimized at * compile time if only one CPU support is enabled (idea stolen from @@ -106,12 +108,18 @@ enum bcm63xx_regs_set { */ #define BCM_6338_PERF_BASE (0xfffe0000) -#define BCM_6338_TIMER_BASE (0xfffe0000) -#define BCM_6338_WDT_BASE (0xfffe001c) +#define BCM_6338_BB_BASE (0xfffe0100) /* bus bridge registers */ +#define BCM_6338_TIMER_BASE (0xfffe0200) +#define BCM_6338_WDT_BASE (0xfffe021c) #define BCM_6338_UART0_BASE (0xfffe0300) #define BCM_6338_GPIO_BASE (0xfffe0400) #define BCM_6338_SPI_BASE (0xfffe0c00) +#define BCM_6338_DSL_BASE (0xfffe1000) #define BCM_6338_SAR_BASE (0xfffe2000) +#define BCM_6338_ENETDMA_BASE (0xfffe2400) +#define BCM_6338_USBDMA_BASE (0xfffe2400) +#define BCM_6338_ENET0_BASE (0xfffe2800) +#define BCM_6338_UDC0_BASE (0xfffe3000) /* USB_CTL_BASE */ #define BCM_6338_MEMC_BASE (0xfffe3100) /* @@ -119,12 +127,14 @@ enum bcm63xx_regs_set { */ #define BCM_6348_DSL_LMEM_BASE (0xfff00000) #define BCM_6348_PERF_BASE (0xfffe0000) +#define BCM_6348_BB_BASE (0xfffe0100) /* bus bridge registers */ #define BCM_6348_TIMER_BASE (0xfffe0200) #define BCM_6348_WDT_BASE (0xfffe021c) #define BCM_6348_UART0_BASE (0xfffe0300) #define BCM_6348_GPIO_BASE (0xfffe0400) #define BCM_6348_SPI_BASE (0xfffe0c00) #define BCM_6348_UDC0_BASE (0xfffe1000) +#define BCM_6348_USBDMA_BASE (0xfffe1400) #define BCM_6348_OHCI0_BASE (0xfffe1b00) #define BCM_6348_OHCI_PRIV_BASE (0xfffe1c00) #define BCM_6348_USBH_PRIV_BASE (0xdeadbeef) @@ -132,6 +142,8 @@ enum bcm63xx_regs_set { #define BCM_6348_PCMCIA_BASE (0xfffe2054) #define BCM_6348_SDRAM_REGS_BASE (0xfffe2300) #define BCM_6348_DSL_BASE (0xfffe3000) +#define BCM_6348_SAR_BASE (0xfffe4000) +#define BCM_6348_UBUS_BASE (0xfffe5000) #define BCM_6348_ENET0_BASE (0xfffe6000) #define BCM_6348_ENET1_BASE (0xfffe6800) #define BCM_6348_ENETDMA_BASE (0xfffe7000) @@ -351,6 +363,8 @@ switch (reg) { return SPI_BCM_6348_SPI_CMD; case SPI_INT_MASK_ST: return SPI_BCM_6348_SPI_MASK_INT_ST; + case SPI_INT_MASK: + return SPI_BCM_6348_SPI_INT_MASK; case SPI_INT_STATUS: return SPI_BCM_6348_SPI_INT_STATUS; case SPI_ST: @@ -367,7 +381,7 @@ switch (reg) { return SPI_BCM_6348_SPI_MSG_CTL; case SPI_MSG_DATA: return SPI_BCM_6348_SPI_MSG_DATA; - case SPI_BCM_6348_SPI_RX_DATA: + case SPI_RX_DATA: return SPI_BCM_6348_SPI_RX_DATA; } #endif @@ -411,6 +425,7 @@ enum bcm63xx_irq { IRQ_UART0, IRQ_SPI, IRQ_DSL, + IRQ_UDC0, IRQ_ENET0, IRQ_ENET1, IRQ_ENET_PHY, @@ -434,7 +449,7 @@ enum bcm63xx_irq { #define BCM_6338_DG_IRQ (IRQ_INTERNAL_BASE + 4) #define BCM_6338_DSL_IRQ (IRQ_INTERNAL_BASE + 5) #define BCM_6338_ATM_IRQ (IRQ_INTERNAL_BASE + 6) -#define BCM_6338_USBS_IRQ (IRQ_INTERNAL_BASE + 7) +#define BCM_6338_UDC0_IRQ (IRQ_INTERNAL_BASE + 7) #define BCM_6338_ENET0_IRQ (IRQ_INTERNAL_BASE + 8) #define BCM_6338_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 9) #define BCM_6338_SDRAM_IRQ (IRQ_INTERNAL_BASE + 10) @@ -453,10 +468,17 @@ enum bcm63xx_irq { #define BCM_6348_SPI_IRQ (IRQ_INTERNAL_BASE + 1) #define BCM_6348_UART0_IRQ (IRQ_INTERNAL_BASE + 2) #define BCM_6348_DSL_IRQ (IRQ_INTERNAL_BASE + 4) +#define BCM_6348_UDC0_IRQ (IRQ_INTERNAL_BASE + 6) #define BCM_6348_ENET1_IRQ (IRQ_INTERNAL_BASE + 7) #define BCM_6348_ENET0_IRQ (IRQ_INTERNAL_BASE + 8) #define BCM_6348_ENET_PHY_IRQ (IRQ_INTERNAL_BASE + 9) #define BCM_6348_OHCI0_IRQ (IRQ_INTERNAL_BASE + 12) +#define BCM_6348_USB_CNTL_RX_DMA (IRQ_INTERNAL_BASE + 14) +#define BCM_6348_USB_CNTL_TX_DMA (IRQ_INTERNAL_BASE + 15) +#define BCM_6348_USB_BULK_RX_DMA (IRQ_INTERNAL_BASE + 16) +#define BCM_6348_USB_BULK_TX_DMA (IRQ_INTERNAL_BASE + 17) +#define BCM_6348_USB_ISO_RX_DMA (IRQ_INTERNAL_BASE + 18) +#define BCM_6348_USB_ISO_TX_DMA (IRQ_INTERNAL_BASE + 19) #define BCM_6348_ENET0_RXDMA_IRQ (IRQ_INTERNAL_BASE + 20) #define BCM_6348_ENET0_TXDMA_IRQ (IRQ_INTERNAL_BASE + 21) #define BCM_6348_ENET1_RXDMA_IRQ (IRQ_INTERNAL_BASE + 22) diff --git a/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_dev_usb_udc.h b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_dev_usb_udc.h new file mode 100644 index 0000000000..54d37f0bc7 --- /dev/null +++ b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/bcm63xx_dev_usb_udc.h @@ -0,0 +1,6 @@ +#ifndef BCM63XX_DEV_USB_UDC_H_ +#define BCM63XX_DEV_USB_UDC_H_ + +int bcm63xx_udc_register(void); + +#endif /* BCM63XX_DEV_USB_UDC_H_ */ diff --git a/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/board_bcm963xx.h b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/board_bcm963xx.h index 17e4e7ec91..2f357fa87e 100644 --- a/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/board_bcm963xx.h +++ b/target/linux/brcm63xx/files/include/asm-mips/mach-bcm63xx/board_bcm963xx.h @@ -41,6 +41,7 @@ struct board_info { unsigned int has_pccard:1; unsigned int has_ohci0:1; unsigned int has_ehci0:1; + unsigned int has_udc0:1; /* ethernet config */ struct bcm63xx_enet_platform_data enet0;