--- a/arch/arm/mach-ixp4xx/Kconfig +++ b/arch/arm/mach-ixp4xx/Kconfig @@ -21,6 +21,14 @@ config MACH_AVILA Avila Network Platform. For more information on this platform, see <file:Documentation/arm/IXP4xx>. +config MACH_CAMBRIA + bool "Cambria" + select PCI + help + Say 'Y' here if you want your kernel to support the Gateworks + Cambria series. For more information on this platform, + see <file:Documentation/arm/IXP4xx>. + config MACH_LOFT bool "Loft" depends on MACH_AVILA @@ -218,7 +226,7 @@ config CPU_IXP46X config CPU_IXP43X bool - depends on MACH_KIXRP435 + depends on MACH_KIXRP435 || MACH_CAMBRIA default y config MACH_GTWX5715 --- a/arch/arm/mach-ixp4xx/Makefile +++ b/arch/arm/mach-ixp4xx/Makefile @@ -7,6 +7,7 @@ obj-pci-n := obj-pci-$(CONFIG_ARCH_IXDP4XX) += ixdp425-pci.o obj-pci-$(CONFIG_MACH_AVILA) += avila-pci.o +obj-pci-$(CONFIG_MACH_CAMBRIA) += cambria-pci.o obj-pci-$(CONFIG_MACH_IXDPG425) += ixdpg425-pci.o obj-pci-$(CONFIG_ARCH_ADI_COYOTE) += coyote-pci.o obj-pci-$(CONFIG_MACH_GTWX5715) += gtwx5715-pci.o @@ -31,6 +32,7 @@ obj-y += common.o obj-$(CONFIG_ARCH_IXDP4XX) += ixdp425-setup.o obj-$(CONFIG_MACH_AVILA) += avila-setup.o +obj-$(CONFIG_MACH_CAMBRIA) += cambria-setup.o obj-$(CONFIG_MACH_IXDPG425) += coyote-setup.o obj-$(CONFIG_ARCH_ADI_COYOTE) += coyote-setup.o obj-$(CONFIG_MACH_GTWX5715) += gtwx5715-setup.o --- /dev/null +++ b/arch/arm/mach-ixp4xx/cambria-pci.c @@ -0,0 +1,78 @@ +/* + * arch/arch/mach-ixp4xx/cambria-pci.c + * + * PCI setup routines for Gateworks Cambria series + * + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> + * + * based on coyote-pci.c: + * Copyright (C) 2002 Jungo Software Technologies. + * Copyright (C) 2003 MontaVista Softwrae, Inc. + * + * Maintainer: Imre Kaloz <kaloz@openwrt.org> + * + * 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/kernel.h> +#include <linux/pci.h> +#include <linux/init.h> +#include <linux/irq.h> + +#include <asm/mach-types.h> +#include <mach/hardware.h> +#include <asm/irq.h> + +#include <asm/mach/pci.h> + +extern void ixp4xx_pci_preinit(void); +extern int ixp4xx_setup(int nr, struct pci_sys_data *sys); +extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys); + +void __init cambria_pci_preinit(void) +{ + irq_set_irq_type(IRQ_IXP4XX_GPIO11, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_LEVEL_LOW); + irq_set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_LEVEL_LOW); + + ixp4xx_pci_preinit(); +} + +static int __init cambria_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) +{ + if (slot == 1) + return IRQ_IXP4XX_GPIO11; + else if (slot == 2) + return IRQ_IXP4XX_GPIO10; + else if (slot == 3) + return IRQ_IXP4XX_GPIO9; + else if (slot == 4) + return IRQ_IXP4XX_GPIO8; + else if (slot == 6) + return IRQ_IXP4XX_GPIO10; + else if (slot == 15) + return IRQ_IXP4XX_GPIO8; + + else return -1; +} + +struct hw_pci cambria_pci __initdata = { + .nr_controllers = 1, + .preinit = cambria_pci_preinit, + .ops = &ixp4xx_ops, + .setup = ixp4xx_setup, + .map_irq = cambria_map_irq, +}; + +int __init cambria_pci_init(void) +{ + if (machine_is_cambria()) + pci_common_init(&cambria_pci); + return 0; +} + +subsys_initcall(cambria_pci_init); --- /dev/null +++ b/arch/arm/mach-ixp4xx/cambria-setup.c @@ -0,0 +1,1003 @@ +/* + * arch/arm/mach-ixp4xx/cambria-setup.c + * + * Board setup for the Gateworks Cambria series + * + * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org> + * Copyright (C) 2012 Gateworks Corporation <support@gateworks.com> + * + * based on coyote-setup.c: + * Copyright (C) 2003-2005 MontaVista Software, Inc. + * + * Author: Imre Kaloz <kaloz@openwrt.org> + * Tim Harvey <tharvey@gateworks.com> + */ + +#include <linux/device.h> +#include <linux/gpio_keys.h> +#include <linux/gpio.h> +#include <linux/i2c.h> +#include <linux/i2c-gpio.h> +#include <linux/platform_data/at24.h> +#include <linux/i2c/gw_i2c_pld.h> +#include <linux/platform_data/pca953x.h> +#include <linux/if_ether.h> +#include <linux/init.h> +#include <linux/input.h> +#include <linux/kernel.h> +#include <linux/leds.h> +#include <linux/memory.h> +#include <linux/netdevice.h> +#include <linux/serial.h> +#include <linux/serial_8250.h> +#include <linux/slab.h> +#include <linux/socket.h> +#include <linux/types.h> +#include <linux/tty.h> +#include <linux/irq.h> +#include <linux/usb/ehci_pdriver.h> + +#include <mach/hardware.h> +#include <asm/irq.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/flash.h> +#include <asm/setup.h> + +#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x) + +struct cambria_board_info { + unsigned char *model; + void (*setup)(void); +}; + +static struct cambria_board_info *cambria_info __initdata; + +static struct flash_platform_data cambria_flash_data = { + .map_name = "cfi_probe", + .width = 2, +}; + +static struct resource cambria_flash_resource = { + .flags = IORESOURCE_MEM, +}; + +static struct platform_device cambria_flash = { + .name = "IXP4XX-Flash", + .id = 0, + .dev = { + .platform_data = &cambria_flash_data, + }, + .num_resources = 1, + .resource = &cambria_flash_resource, +}; + +static struct i2c_gpio_platform_data cambria_i2c_gpio_data = { + .sda_pin = 7, + .scl_pin = 6, +}; + +static struct platform_device cambria_i2c_gpio = { + .name = "i2c-gpio", + .id = 0, + .dev = { + .platform_data = &cambria_i2c_gpio_data, + }, +}; + +#ifdef SFP_SERIALID +static struct i2c_gpio_platform_data cambria_i2c_gpio_sfpa_data = { + .sda_pin = 113, + .scl_pin = 112, + .sda_is_open_drain = 0, + .scl_is_open_drain = 0, +}; + +static struct platform_device cambria_i2c_gpio_sfpa = { + .name = "i2c-gpio", + .id = 1, + .dev = { + .platform_data = &cambria_i2c_gpio_sfpa_data, + }, +}; + +static struct i2c_gpio_platform_data cambria_i2c_gpio_sfpb_data = { + .sda_pin = 115, + .scl_pin = 114, + .sda_is_open_drain = 0, + .scl_is_open_drain = 0, +}; + +static struct platform_device cambria_i2c_gpio_sfpb = { + .name = "i2c-gpio", + .id = 2, + .dev = { + .platform_data = &cambria_i2c_gpio_sfpb_data, + }, +}; +#endif // #ifdef SFP_SERIALID + +static struct eth_plat_info cambria_npec_data = { + .phy = 1, + .rxq = 4, + .txreadyq = 21, +}; + +static struct eth_plat_info cambria_npea_data = { + .phy = 2, + .rxq = 2, + .txreadyq = 19, +}; + +static struct platform_device cambria_npec_device = { + .name = "ixp4xx_eth", + .id = IXP4XX_ETH_NPEC, + .dev.platform_data = &cambria_npec_data, + .dev.coherent_dma_mask = DMA_BIT_MASK(32), +}; + +static struct platform_device cambria_npea_device = { + .name = "ixp4xx_eth", + .id = IXP4XX_ETH_NPEA, + .dev.platform_data = &cambria_npea_data, + .dev.coherent_dma_mask = DMA_BIT_MASK(32), +}; + +static struct resource cambria_uart_resource = { + .start = IXP4XX_UART1_BASE_PHYS, + .end = IXP4XX_UART1_BASE_PHYS + 0x0fff, + .flags = IORESOURCE_MEM, +}; + +static struct plat_serial8250_port cambria_uart_data[] = { + { + .mapbase = IXP4XX_UART1_BASE_PHYS, + .membase = (char *)IXP4XX_UART1_BASE_VIRT + REG_OFFSET, + .irq = IRQ_IXP4XX_UART1, + .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, + .iotype = UPIO_MEM, + .regshift = 2, + .uartclk = IXP4XX_UART_XTAL, + }, + { }, +}; + +static struct platform_device cambria_uart = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM, + .dev = { + .platform_data = cambria_uart_data, + }, + .num_resources = 1, + .resource = &cambria_uart_resource, +}; + +static struct resource cambria_optional_uart_resources[] = { + { + .start = 0x52000000, + .end = 0x52000fff, + .flags = IORESOURCE_MEM + }, + { + .start = 0x53000000, + .end = 0x53000fff, + .flags = IORESOURCE_MEM + }, + { + .start = 0x52000000, + .end = 0x52000fff, + .flags = IORESOURCE_MEM + }, + { + .start = 0x52000000, + .end = 0x52000fff, + .flags = IORESOURCE_MEM + }, + { + .start = 0x52000000, + .end = 0x52000fff, + .flags = IORESOURCE_MEM + }, + { + .start = 0x52000000, + .end = 0x52000fff, + .flags = IORESOURCE_MEM + }, + { + .start = 0x52000000, + .end = 0x52000fff, + .flags = IORESOURCE_MEM + }, + { + .start = 0x53000000, + .end = 0x53000fff, + .flags = IORESOURCE_MEM + } +}; + +static struct plat_serial8250_port cambria_optional_uart_data[] = { + { + .flags = UPF_BOOT_AUTOCONF, + .iotype = UPIO_MEM_DELAY, + .regshift = 0, + .uartclk = 1843200, + .rw_delay = 10, + }, + { + .flags = UPF_BOOT_AUTOCONF, + .iotype = UPIO_MEM_DELAY, + .regshift = 0, + .uartclk = 1843200, + .rw_delay = 10, + }, + { + .flags = UPF_BOOT_AUTOCONF, + .iotype = UPIO_MEM, + .regshift = 0, + .uartclk = 18432000, + }, + { + .flags = UPF_BOOT_AUTOCONF, + .iotype = UPIO_MEM, + .regshift = 0, + .uartclk = 18432000, + }, + { + .flags = UPF_BOOT_AUTOCONF, + .iotype = UPIO_MEM, + .regshift = 0, + .uartclk = 18432000, + }, + { + .flags = UPF_BOOT_AUTOCONF, + .iotype = UPIO_MEM, + .regshift = 0, + .uartclk = 18432000, + }, + { + .flags = UPF_BOOT_AUTOCONF, + .iotype = UPIO_MEM, + .regshift = 0, + .uartclk = 18432000, + }, + { }, +}; + +static struct platform_device cambria_optional_uart = { + .name = "serial8250", + .id = PLAT8250_DEV_PLATFORM1, + .dev.platform_data = cambria_optional_uart_data, + .num_resources = 2, + .resource = cambria_optional_uart_resources, +}; + +static struct resource cambria_pata_resources[] = { + { + .flags = IORESOURCE_MEM + }, + { + .flags = IORESOURCE_MEM, + }, + { + .name = "intrq", + .start = IRQ_IXP4XX_GPIO12, + .end = IRQ_IXP4XX_GPIO12, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct ixp4xx_pata_data cambria_pata_data = { + .cs0_bits = 0xbfff3c03, + .cs1_bits = 0xbfff3c03, +}; + +static struct platform_device cambria_pata = { + .name = "pata_ixp4xx_cf", + .id = 0, + .dev.platform_data = &cambria_pata_data, + .num_resources = ARRAY_SIZE(cambria_pata_resources), + .resource = cambria_pata_resources, +}; + +static struct gpio_led cambria_gpio_leds[] = { + { + .name = "user", + .gpio = 5, + .active_low = 1, + }, + { + .name = "user2", + .gpio = 0, + .active_low = 1, + }, + { + .name = "user3", + .gpio = 0, + .active_low = 1, + }, + { + .name = "user4", + .gpio = 0, + .active_low = 1, + } +}; + +static struct gpio_led_platform_data cambria_gpio_leds_data = { + .num_leds = 1, + .leds = cambria_gpio_leds, +}; + +static struct platform_device cambria_gpio_leds_device = { + .name = "leds-gpio", + .id = -1, + .dev.platform_data = &cambria_gpio_leds_data, +}; + +static struct resource cambria_gpio_resources[] = { + { + .name = "gpio", + .flags = 0, + }, +}; + +static struct gpio cambria_gpios_gw2350[] = { + // ARM GPIO +#if 0 // configured from bootloader + { 0, GPIOF_IN, "ARM_DIO0" }, + { 1, GPIOF_IN, "ARM_DIO1" }, + { 2, GPIOF_IN, "ARM_DIO2" }, + { 3, GPIOF_IN, "ARM_DIO3" }, + { 4, GPIOF_IN, "ARM_DIO4" }, + { 5, GPIOF_IN, "ARM_DIO5" }, + { 12, GPIOF_OUT_INIT_HIGH, "WDOGEN#" }, +#endif + { 8, GPIOF_IN, "ARM_DIO8" }, + { 9, GPIOF_IN, "ARM_DIO9" }, +}; + +static struct gpio cambria_gpios_gw2358[] = { + // ARM GPIO +#if 0 // configured from bootloader + { 0, GPIOF_IN, "*VINLOW#" }, + { 2, GPIOF_IN, "*GPS_PPS" }, + { 3, GPIOF_IN, "*GPS_IRQ#" }, + { 4, GPIOF_IN, "*RS485_IRQ#" }, + { 5, GPIOF_IN, "*SER_EN#" }, + { 14, GPIOF_OUT_INIT_HIGH, "*WDOGEN#" }, +#endif +}; + +static struct gpio cambria_gpios_gw2359[] = { + // ARM GPIO +#if 0 // configured from bootloader + { 0, GPIOF_IN, "*PCA_IRQ#" }, + { 1, GPIOF_IN, "ARM_DIO1" }, + { 2, GPIOF_IN, "ARM_DIO2" }, + { 3, GPIOF_IN, "ARM_DIO3" }, + { 4, GPIOF_IN, "ARM_DIO4" }, + { 5, GPIOF_IN, "ARM_DIO5" }, + { 8, GPIOF_OUT_INIT_HIGH, "*WDOGEN#" }, +#endif + { 11, GPIOF_OUT_INIT_HIGH, "*SER_EN" }, // console serial enable + { 12, GPIOF_IN, "*GSC_IRQ#" }, + { 13, GPIOF_OUT_INIT_HIGH, "*PCIE_RST#"}, + // GSC GPIO +#if !(IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED)) + {100, GPIOF_IN, "*USER_PB#" }, +#endif + {103, GPIOF_OUT_INIT_HIGH, "*5V_EN" }, // 5V aux supply enable + {108, GPIOF_IN, "*SMUXDA0" }, + {109, GPIOF_IN, "*SMUXDA1" }, + {110, GPIOF_IN, "*SMUXDA2" }, + {111, GPIOF_IN, "*SMUXDB0" }, + {112, GPIOF_IN, "*SMUXDB1" }, + {113, GPIOF_IN, "*SMUXDB2" }, + // PCA GPIO + {118, GPIOF_IN, "*USIM2_DET#"}, // USIM2 Detect + {120, GPIOF_OUT_INIT_LOW, "*USB1_PCI_SEL"}, // USB1 Select (1=PCI, 0=FP) + {121, GPIOF_OUT_INIT_LOW, "*USB2_PCI_SEL"}, // USB2 Select (1=PCI, 0=FP) + {122, GPIOF_IN, "*USIM1_DET#"}, // USIM1 Detect + {123, GPIOF_OUT_INIT_HIGH, "*COM1_DTR#" }, // J21/J10 + {124, GPIOF_IN, "*COM1_DSR#" }, // J21/J10 + {127, GPIOF_IN, "PCA_DIO0" }, + {128, GPIOF_IN, "PCA_DIO1" }, + {129, GPIOF_IN, "PCA_DIO2" }, + {130, GPIOF_IN, "PCA_DIO3" }, + {131, GPIOF_IN, "PCA_DIO4" }, +}; + +static struct gpio cambria_gpios_gw2360[] = { + // ARM GPIO + { 0, GPIOF_IN, "*PCA_IRQ#" }, + { 11, GPIOF_OUT_INIT_LOW, "*SER0_EN#" }, + { 12, GPIOF_IN, "*GSC_IRQ#" }, + { 13, GPIOF_OUT_INIT_HIGH, "*PCIE_RST#"}, + // GSC GPIO +#if !(IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED)) + {100, GPIOF_IN, "*USER_PB#" }, +#endif + {108, GPIOF_OUT_INIT_LOW, "*ENET1_EN#" }, // ENET1 TX Enable + {109, GPIOF_IN, "*ENET1_PRES#" }, // ENET1 Detect (0=SFP present) + {110, GPIOF_OUT_INIT_LOW, "*ENET2_EN#" }, // ENET2 TX Enable + {111, GPIOF_IN, "*ENET2_PRES#"}, // ENET2 Detect (0=SFP present) + // PCA GPIO + {116, GPIOF_OUT_INIT_HIGH, "*USIM2_LOC"}, // USIM2 Select (1=Loc, 0=Rem) + {117, GPIOF_IN, "*USIM2_DET_LOC#" },// USIM2 Detect (Local Slot) + {118, GPIOF_IN, "*USIM2_DET_REM#" },// USIM2 Detect (Remote Slot) + {120, GPIOF_OUT_INIT_LOW, "*USB1_PCI_SEL"}, // USB1 Select (1=PCIe1, 0=J1) + {121, GPIOF_OUT_INIT_LOW, "*USB2_PCI_SEL"}, // USB2 Select (1=PCIe2, 0=J1) + {122, GPIOF_IN, "*USIM1_DET#"}, // USIM1 Detect + {127, GPIOF_IN, "DIO0" }, + {128, GPIOF_IN, "DIO1" }, + {129, GPIOF_IN, "DIO2" }, + {130, GPIOF_IN, "DIO3" }, + {131, GPIOF_IN, "DIO4" }, +}; + +static struct latch_led cambria_latch_leds[] = { + { + .name = "ledA", /* green led */ + .bit = 0, + }, + { + .name = "ledB", /* green led */ + .bit = 1, + }, + { + .name = "ledC", /* green led */ + .bit = 2, + }, + { + .name = "ledD", /* green led */ + .bit = 3, + }, + { + .name = "ledE", /* green led */ + .bit = 4, + }, + { + .name = "ledF", /* green led */ + .bit = 5, + }, + { + .name = "ledG", /* green led */ + .bit = 6, + }, + { + .name = "ledH", /* green led */ + .bit = 7, + } +}; + +static struct latch_led_platform_data cambria_latch_leds_data = { + .num_leds = 8, + .leds = cambria_latch_leds, + .mem = 0x53F40000, +}; + +static struct platform_device cambria_latch_leds_device = { + .name = "leds-latch", + .id = -1, + .dev.platform_data = &cambria_latch_leds_data, +}; + +static struct resource cambria_usb0_resources[] = { + { + .start = 0xCD000000, + .end = 0xCD000300, + .flags = IORESOURCE_MEM, + }, + { + .start = 32, + .flags = IORESOURCE_IRQ, + }, +}; + +static struct resource cambria_usb1_resources[] = { + { + .start = 0xCE000000, + .end = 0xCE000300, + .flags = IORESOURCE_MEM, + }, + { + .start = 33, + .flags = IORESOURCE_IRQ, + }, +}; + +static u64 ehci_dma_mask = ~(u32)0; + +static struct usb_ehci_pdata cambria_usb_pdata = { + .big_endian_desc = 1, + .big_endian_mmio = 1, + .has_tt = 1, + .caps_offset = 0x100, +}; + +static struct platform_device cambria_usb0_device = { + .name = "ehci-platform", + .id = 0, + .resource = cambria_usb0_resources, + .num_resources = ARRAY_SIZE(cambria_usb0_resources), + .dev = { + .dma_mask = &ehci_dma_mask, + .coherent_dma_mask = 0xffffffff, + .platform_data = &cambria_usb_pdata, + }, +}; + +static struct platform_device cambria_usb1_device = { + .name = "ehci-platform", + .id = 1, + .resource = cambria_usb1_resources, + .num_resources = ARRAY_SIZE(cambria_usb1_resources), + .dev = { + .dma_mask = &ehci_dma_mask, + .coherent_dma_mask = 0xffffffff, + .platform_data = &cambria_usb_pdata, + }, +}; + +static struct gw_i2c_pld_platform_data gw_i2c_pld_data0 = { + .gpio_base = 16, + .nr_gpio = 8, +}; + +static struct gw_i2c_pld_platform_data gw_i2c_pld_data1 = { + .gpio_base = 24, + .nr_gpio = 2, +}; + + +static struct gpio_keys_button cambria_gpio_buttons[] = { + { + .desc = "user", + .type = EV_KEY, + .code = BTN_0, + .debounce_interval = 6, + .gpio = 25, + } +}; + +static struct gpio_keys_platform_data cambria_gpio_buttons_data = { + .poll_interval = 500, + .nbuttons = 1, + .buttons = cambria_gpio_buttons, +}; + +static struct platform_device cambria_gpio_buttons_device = { + .name = "gpio-keys-polled", + .id = -1, + .dev.platform_data = &cambria_gpio_buttons_data, +}; + +static struct platform_device *cambria_devices[] __initdata = { + &cambria_i2c_gpio, + &cambria_flash, + &cambria_uart, +}; + +static int cambria_register_gpio(struct gpio *array, size_t num) +{ + int i, err, ret; + + ret = 0; + for (i = 0; i < num; i++, array++) { + const char *label = array->label; + if (label[0] == '*') + label++; + err = gpio_request_one(array->gpio, array->flags, label); + if (err) + ret = err; + else { + err = gpio_export(array->gpio, array->label[0] != '*'); + } + } + return ret; +} + +static void __init cambria_gw23xx_setup(void) +{ + cambria_gpio_resources[0].start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) |\ + (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12); + cambria_gpio_resources[0].end = cambria_gpio_resources[0].start; + + platform_device_register(&cambria_npec_device); + platform_device_register(&cambria_npea_device); +} + +static void __init cambria_gw2350_setup(void) +{ + *IXP4XX_EXP_CS2 = 0xBFFF3C43; + irq_set_irq_type(IRQ_IXP4XX_GPIO3, IRQ_TYPE_EDGE_RISING); + cambria_optional_uart_data[0].mapbase = 0x52FF0000; + cambria_optional_uart_data[0].membase = (void __iomem *)ioremap(0x52FF0000, 0x0fff); + cambria_optional_uart_data[0].irq = IRQ_IXP4XX_GPIO3; + + *IXP4XX_EXP_CS3 = 0xBFFF3C43; + irq_set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_EDGE_RISING); + cambria_optional_uart_data[1].mapbase = 0x53FF0000; + cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(0x53FF0000, 0x0fff); + cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO4; + + cambria_gpio_resources[0].start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) |\ + (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12); + cambria_gpio_resources[0].end = cambria_gpio_resources[0].start; + + platform_device_register(&cambria_optional_uart); + platform_device_register(&cambria_npec_device); + platform_device_register(&cambria_npea_device); + + platform_device_register(&cambria_usb0_device); + platform_device_register(&cambria_usb1_device); + + platform_device_register(&cambria_gpio_leds_device); + + /* gpio config (/sys/class/gpio) */ + cambria_register_gpio(ARRAY_AND_SIZE(cambria_gpios_gw2350)); +} + +static void __init cambria_gw2358_setup(void) +{ + *IXP4XX_EXP_CS3 = 0xBFFF3C43; // bit0 = 16bit vs 8bit bus + irq_set_irq_type(IRQ_IXP4XX_GPIO3, IRQ_TYPE_EDGE_RISING); + cambria_optional_uart_data[0].mapbase = 0x53FC0000; + cambria_optional_uart_data[0].membase = (void __iomem *)ioremap(0x53FC0000, 0x0fff); + cambria_optional_uart_data[0].irq = IRQ_IXP4XX_GPIO3; + + irq_set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_EDGE_RISING); + cambria_optional_uart_data[1].mapbase = 0x53F80000; + cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(0x53F80000, 0x0fff); + cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO4; + + cambria_gpio_resources[0].start = (1 << 14) | (1 << 16) | (1 << 17) | (1 << 18) |\ + (1 << 19) | (1 << 20) | (1 << 24) | (1 << 25); + cambria_gpio_resources[0].end = cambria_gpio_resources[0].start; + + platform_device_register(&cambria_optional_uart); + + platform_device_register(&cambria_npec_device); + platform_device_register(&cambria_npea_device); + + platform_device_register(&cambria_usb0_device); + platform_device_register(&cambria_usb1_device); + + platform_device_register(&cambria_pata); + + cambria_gpio_leds[0].gpio = 24; + platform_device_register(&cambria_gpio_leds_device); + + platform_device_register(&cambria_latch_leds_device); + + platform_device_register(&cambria_gpio_buttons_device); + + /* gpio config (/sys/class/gpio) */ + cambria_register_gpio(ARRAY_AND_SIZE(cambria_gpios_gw2358)); +} + +static void __init cambria_gw2359_setup(void) +{ +#if defined(CONFIG_MVSWITCH_PHY) || defined(CONFIG_MVSWITCH_PHY_MODULE) + /* The mvswitch driver has some hard-coded values which could + * easily be turned into a platform resource if needed. For now they + * match our hardware configuration: + * MV_BASE 0x10 - phy base address + * MV_WANPORT 0 - Port0 (ENET2) is WAN (SFP module) + * MV_CPUPORT 5 - Port5 is CPU NPEA (eth1) + * + * The mvswitch driver registers a fixup which forces a driver match + * if phy_addr matches MV_BASE + * + * Two static defautl VLAN's are created: WAN port in 1, and all other ports + * in the other. + */ + cambria_npea_data.phy = 0x10; // mvswitch driver catches this +#else + // Switch Port5 to CPU is MII<->MII (no PHY) - this disables the genphy driver + cambria_npea_data.phy = IXP4XX_ETH_PHY_MAX_ADDR; + // CPU NPE-C is in bridge bypass mode to Port4 PHY@0x14 + cambria_npec_data.phy = 0x14; +#endif + platform_device_register(&cambria_npec_device); + platform_device_register(&cambria_npea_device); + + platform_device_register(&cambria_usb0_device); + platform_device_register(&cambria_usb1_device); + + cambria_gpio_leds_data.num_leds = 3; + cambria_gpio_leds[0].name = "user1"; + cambria_gpio_leds[0].gpio = 125; // PNLLED1# + cambria_gpio_leds[1].gpio = 126; // PNLLED3# + cambria_gpio_leds[2].gpio = 119; // PNLLED4# + platform_device_register(&cambria_gpio_leds_device); + +#if (IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED)) + cambria_gpio_buttons[0].gpio = 100; + platform_device_register(&cambria_gpio_buttons_device); +#endif + + /* gpio config (/sys/class/gpio) */ + cambria_register_gpio(ARRAY_AND_SIZE(cambria_gpios_gw2359)); +} + +static void __init cambria_gw2360_setup(void) +{ + /* The GW2360 has 8 UARTs in addition to the 1 IXP4xxx UART. + * The chip-selects are expanded via a 3-to-8 decoder and CS2 + * and they are 8bit devices + */ + *IXP4XX_EXP_CS2 = 0xBFFF3C43; + cambria_optional_uart_data[0].mapbase = 0x52000000; + cambria_optional_uart_data[0].membase = (void __iomem *)ioremap(0x52000000, 0x0fff); + cambria_optional_uart_data[0].uartclk = 18432000; + cambria_optional_uart_data[0].iotype = UPIO_MEM; + cambria_optional_uart_data[0].irq = IRQ_IXP4XX_GPIO2; + irq_set_irq_type(IRQ_IXP4XX_GPIO2, IRQ_TYPE_EDGE_RISING); + + cambria_optional_uart_data[1].mapbase = 0x52000008; + cambria_optional_uart_data[1].membase = (void __iomem *)ioremap(0x52000008, 0x0fff); + cambria_optional_uart_data[1].uartclk = 18432000; + cambria_optional_uart_data[1].iotype = UPIO_MEM; + cambria_optional_uart_data[1].irq = IRQ_IXP4XX_GPIO3; + irq_set_irq_type(IRQ_IXP4XX_GPIO3, IRQ_TYPE_EDGE_RISING); + + cambria_optional_uart_data[2].mapbase = 0x52000010; + cambria_optional_uart_data[2].membase = (void __iomem *)ioremap(0x52000010, 0x0fff); + cambria_optional_uart_data[2].uartclk = 18432000; + cambria_optional_uart_data[2].iotype = UPIO_MEM; + cambria_optional_uart_data[2].irq = IRQ_IXP4XX_GPIO4; + irq_set_irq_type(IRQ_IXP4XX_GPIO4, IRQ_TYPE_EDGE_RISING); + + cambria_optional_uart_data[3].mapbase = 0x52000018; + cambria_optional_uart_data[3].membase = (void __iomem *)ioremap(0x52000018, 0x0fff); + cambria_optional_uart_data[3].uartclk = 18432000; + cambria_optional_uart_data[3].iotype = UPIO_MEM; + cambria_optional_uart_data[3].irq = IRQ_IXP4XX_GPIO5; + irq_set_irq_type(IRQ_IXP4XX_GPIO5, IRQ_TYPE_EDGE_RISING); + + cambria_optional_uart_data[4].mapbase = 0x52000020; + cambria_optional_uart_data[4].membase = (void __iomem *)ioremap(0x52000020, 0x0fff); + cambria_optional_uart_data[4].uartclk = 18432000; + cambria_optional_uart_data[4].iotype = UPIO_MEM; + cambria_optional_uart_data[4].irq = IRQ_IXP4XX_GPIO8; + irq_set_irq_type(IRQ_IXP4XX_GPIO8, IRQ_TYPE_EDGE_RISING); + + cambria_optional_uart_data[5].mapbase = 0x52000028; + cambria_optional_uart_data[5].membase = (void __iomem *)ioremap(0x52000028, 0x0fff); + cambria_optional_uart_data[5].uartclk = 18432000; + cambria_optional_uart_data[5].iotype = UPIO_MEM; + cambria_optional_uart_data[5].irq = IRQ_IXP4XX_GPIO9; + irq_set_irq_type(IRQ_IXP4XX_GPIO9, IRQ_TYPE_EDGE_RISING); + + cambria_optional_uart_data[6].mapbase = 0x52000030; + cambria_optional_uart_data[6].membase = (void __iomem *)ioremap(0x52000030, 0x0fff); + cambria_optional_uart_data[6].uartclk = 18432000; + cambria_optional_uart_data[6].iotype = UPIO_MEM; + cambria_optional_uart_data[6].irq = IRQ_IXP4XX_GPIO10; + irq_set_irq_type(IRQ_IXP4XX_GPIO10, IRQ_TYPE_EDGE_RISING); + + cambria_optional_uart.num_resources = 7, + platform_device_register(&cambria_optional_uart); + +#if defined(CONFIG_MVSWITCH_PHY) || defined(CONFIG_MVSWITCH_PHY_MODULE) + /* The mvswitch driver has some hard-coded values which could + * easily be turned into a platform resource if needed. For now they + * match our hardware configuration: + * MV_BASE 0x10 - phy base address + * MV_WANPORT 0 - Port0 (ENET2) is WAN (SFP module) + * MV_CPUPORT 5 - Port5 is CPU NPEA (eth1) + * + * The mvswitch driver registers a fixup which forces a driver match + * if phy_addr matches MV_BASE + * + * Two static defautl VLAN's are created: WAN port in 1, and all other ports + * in the other. + */ + cambria_npea_data.phy = 0x10; // mvswitch driver catches this +#else + // Switch Port5 to CPU is MII<->MII (no PHY) - this disables the generic PHY driver + cambria_npea_data.phy = IXP4XX_ETH_PHY_MAX_ADDR; +#endif + + // disable genphy autonegotiation on NPE-C PHY (eth1) as its 100BaseFX + //cambria_npec_data.noautoneg = 1; // disable autoneg + cambria_npec_data.speed_10 = 0; // 100mbps + cambria_npec_data.half_duplex = 0; // full-duplex + platform_device_register(&cambria_npec_device); + platform_device_register(&cambria_npea_device); + + platform_device_register(&cambria_usb0_device); + platform_device_register(&cambria_usb1_device); + + cambria_gpio_leds_data.num_leds = 3; + cambria_gpio_leds[0].name = "user1"; + cambria_gpio_leds[0].gpio = 125; + cambria_gpio_leds[1].gpio = 126; + cambria_gpio_leds[2].gpio = 119; + platform_device_register(&cambria_gpio_leds_device); + +#if (IS_ENABLED(CONFIG_KEYBOARD_GPIO_POLLED)) + cambria_gpio_buttons[0].gpio = 100; + platform_device_register(&cambria_gpio_buttons_device); +#endif + +#ifdef SFP_SERIALID + /* the SFP modules each have an i2c bus for serial ident via GSC GPIO + * To use these the i2c-gpio driver must be changed to use the _cansleep + * varients of gpio_get_value/gpio_set_value (I don't know why it doesn't + * use that anyway as it doesn't operate in an IRQ context). + * Additionally the i2c-gpio module must set the gpio to output-high prior + * to changing direction to an input to enable internal Pullups + */ + platform_device_register(&cambria_i2c_gpio_sfpa); + platform_device_register(&cambria_i2c_gpio_sfpb); +#endif + + /* gpio config (/sys/class/gpio) */ + cambria_register_gpio(ARRAY_AND_SIZE(cambria_gpios_gw2360)); +} + +static struct cambria_board_info cambria_boards[] __initdata = { + { + .model = "GW2350", + .setup = cambria_gw2350_setup, + }, { + .model = "GW2351", + .setup = cambria_gw2350_setup, + }, { + .model = "GW2358", + .setup = cambria_gw2358_setup, + }, { + .model = "GW2359", + .setup = cambria_gw2359_setup, + }, { + .model = "GW2360", + .setup = cambria_gw2360_setup, + }, { + .model = "GW2371", + .setup = cambria_gw2358_setup, + } +}; + +static struct cambria_board_info * __init cambria_find_board_info(char *model) +{ + int i; + model[6] = '\0'; + + for (i = 0; i < ARRAY_SIZE(cambria_boards); i++) { + struct cambria_board_info *info = &cambria_boards[i]; + if (strcmp(info->model, model) == 0) + return info; + } + + return NULL; +} + +static struct memory_accessor *at24_mem_acc; + +static void at24_setup(struct memory_accessor *mem_acc, void *context) +{ + char mac_addr[ETH_ALEN]; + char model[7]; + + at24_mem_acc = mem_acc; + + /* Read MAC addresses */ + if (at24_mem_acc->read(at24_mem_acc, mac_addr, 0x0, 6) == 6) { + memcpy(&cambria_npec_data.hwaddr, mac_addr, ETH_ALEN); + } + if (at24_mem_acc->read(at24_mem_acc, mac_addr, 0x6, 6) == 6) { + memcpy(&cambria_npea_data.hwaddr, mac_addr, ETH_ALEN); + } + + /* Read the first 6 bytes of the model number */ + if (at24_mem_acc->read(at24_mem_acc, model, 0x20, 6) == 6) { + cambria_info = cambria_find_board_info(model); + } + +} + +static struct at24_platform_data cambria_eeprom_info = { + .byte_len = 1024, + .page_size = 16, + .flags = AT24_FLAG_READONLY, + .setup = at24_setup, +}; + +static struct pca953x_platform_data cambria_pca_data = { + .gpio_base = 100, + .irq_base = -1, +}; + +static struct pca953x_platform_data cambria_pca2_data = { + .gpio_base = 116, + .irq_base = -1, +}; + +static struct i2c_board_info __initdata cambria_i2c_board_info[] = { + { + I2C_BOARD_INFO("pca9555", 0x23), + .platform_data = &cambria_pca_data, + }, + { + I2C_BOARD_INFO("pca9555", 0x27), + .platform_data = &cambria_pca2_data, + }, + { + I2C_BOARD_INFO("ds1672", 0x68), + }, + { + I2C_BOARD_INFO("gsp", 0x29), + }, + { + I2C_BOARD_INFO("ad7418", 0x28), + }, + { + I2C_BOARD_INFO("24c08", 0x51), + .platform_data = &cambria_eeprom_info + }, + { + I2C_BOARD_INFO("gw_i2c_pld", 0x56), + .platform_data = &gw_i2c_pld_data0, + }, + { + I2C_BOARD_INFO("gw_i2c_pld", 0x57), + .platform_data = &gw_i2c_pld_data1, + }, +}; + +static void __init cambria_init(void) +{ + ixp4xx_sys_init(); + + cambria_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); + cambria_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1; + + *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE; // make sure window is writable + *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0; + + platform_add_devices(ARRAY_AND_SIZE(cambria_devices)); + + cambria_pata_resources[0].start = 0x53e00000; + cambria_pata_resources[0].end = 0x53e3ffff; + + cambria_pata_resources[1].start = 0x53e40000; + cambria_pata_resources[1].end = 0x53e7ffff; + + cambria_pata_data.cs0_cfg = IXP4XX_EXP_CS3; + cambria_pata_data.cs1_cfg = IXP4XX_EXP_CS3; + + i2c_register_board_info(0, ARRAY_AND_SIZE(cambria_i2c_board_info)); +} + +static int __init cambria_model_setup(void) +{ + if (!machine_is_cambria()) + return 0; + + if (cambria_info) { + printk(KERN_DEBUG "Running on Gateworks Cambria %s\n", + cambria_info->model); + cambria_info->setup(); + } else { + printk(KERN_INFO "Unknown/missing Cambria model number" + " -- defaults will be used\n"); + cambria_gw23xx_setup(); + } + + return 0; +} +late_initcall(cambria_model_setup); + +MACHINE_START(CAMBRIA, "Gateworks Cambria series") + /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */ + .map_io = ixp4xx_map_io, + .init_irq = ixp4xx_init_irq, + .init_time = ixp4xx_timer_init, + .atag_offset = 0x0100, + .init_machine = cambria_init, +#if defined(CONFIG_PCI) + .dma_zone_size = SZ_64M, +#endif + .restart = ixp4xx_restart, +MACHINE_END