/* * arch/arm/mach-ixp4xx/avila-setup.c * * Gateworks Avila board-setup * * Author: Michael-Luke Jones <mlj28@cam.ac.uk> * * Based on ixdp-setup.c * Copyright (C) 2003-2005 MontaVista Software, Inc. * * Author: Deepak Saxena <dsaxena@plexity.net> */ #include <linux/kernel.h> #include <linux/init.h> #include <linux/device.h> #include <linux/serial.h> #include <linux/tty.h> #include <linux/serial_8250.h> #include <linux/i2c-gpio.h> #include <asm/types.h> #include <asm/setup.h> #include <asm/memory.h> #include <mach/hardware.h> #include <asm/mach-types.h> #include <asm/irq.h> #include <asm/mach/arch.h> #include <asm/mach/flash.h> #define AVILA_SDA_PIN 7 #define AVILA_SCL_PIN 6 static struct flash_platform_data avila_flash_data = { .map_name = "cfi_probe", .width = 2, }; static struct resource avila_flash_resource = { .flags = IORESOURCE_MEM, }; static struct platform_device avila_flash = { .name = "IXP4XX-Flash", .id = 0, .dev = { .platform_data = &avila_flash_data, }, .num_resources = 1, .resource = &avila_flash_resource, }; static struct i2c_gpio_platform_data avila_i2c_gpio_data = { .sda_pin = AVILA_SDA_PIN, .scl_pin = AVILA_SCL_PIN, }; static struct platform_device avila_i2c_gpio = { .name = "i2c-gpio", .id = 0, .dev = { .platform_data = &avila_i2c_gpio_data, }, }; static struct resource avila_uart_resources[] = { { .start = IXP4XX_UART1_BASE_PHYS, .end = IXP4XX_UART1_BASE_PHYS + 0x0fff, .flags = IORESOURCE_MEM }, { .start = IXP4XX_UART2_BASE_PHYS, .end = IXP4XX_UART2_BASE_PHYS + 0x0fff, .flags = IORESOURCE_MEM } }; static struct plat_serial8250_port avila_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, }, { .mapbase = IXP4XX_UART2_BASE_PHYS, .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, .irq = IRQ_IXP4XX_UART2, .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, .iotype = UPIO_MEM, .regshift = 2, .uartclk = IXP4XX_UART_XTAL, }, { }, }; static struct platform_device avila_uart = { .name = "serial8250", .id = PLAT8250_DEV_PLATFORM, .dev.platform_data = avila_uart_data, .num_resources = 2, .resource = avila_uart_resources }; static struct resource avila_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 avila_pata_data = { .cs0_bits = 0xbfff0043, .cs1_bits = 0xbfff0043, }; static struct platform_device avila_pata = { .name = "pata_ixp4xx_cf", .id = 0, .dev.platform_data = &avila_pata_data, .num_resources = ARRAY_SIZE(avila_pata_resources), .resource = avila_pata_resources, }; static struct platform_device *avila_devices[] __initdata = { &avila_i2c_gpio, &avila_flash, &avila_uart }; static void __init avila_init(void) { ixp4xx_sys_init(); avila_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); avila_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + ixp4xx_exp_bus_size - 1; platform_add_devices(avila_devices, ARRAY_SIZE(avila_devices)); avila_pata_resources[0].start = IXP4XX_EXP_BUS_BASE(1); avila_pata_resources[0].end = IXP4XX_EXP_BUS_END(1); avila_pata_resources[1].start = IXP4XX_EXP_BUS_BASE(2); avila_pata_resources[1].end = IXP4XX_EXP_BUS_END(2); avila_pata_data.cs0_cfg = IXP4XX_EXP_CS1; avila_pata_data.cs1_cfg = IXP4XX_EXP_CS2; platform_device_register(&avila_pata); } MACHINE_START(AVILA, "Gateworks Avila Network Platform") /* Maintainer: Deepak Saxena <dsaxena@plexity.net> */ .map_io = ixp4xx_map_io, .init_early = ixp4xx_init_early, .init_irq = ixp4xx_init_irq, .init_time = ixp4xx_timer_init, .atag_offset = 0x100, .init_machine = avila_init, #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif .restart = ixp4xx_restart, MACHINE_END /* * Loft is functionally equivalent to Avila except that it has a * different number for the maximum PCI devices. The MACHINE * structure below is identical to Avila except for the comment. */ #ifdef CONFIG_MACH_LOFT MACHINE_START(LOFT, "Giant Shoulder Inc Loft board") /* Maintainer: Tom Billman <kernel@giantshoulderinc.com> */ .map_io = ixp4xx_map_io, .init_early = ixp4xx_init_early, .init_irq = ixp4xx_init_irq, .init_time = ixp4xx_timer_init, .atag_offset = 0x100, .init_machine = avila_init, #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif .restart = ixp4xx_restart, MACHINE_END #endif