1/* 2 * arch/arm/mach-ixp4xx/wg302-setup.c 3 * 4 * Board setup for the Netgear WG302 v2 and WAG302 v2 5 * 6 * Copyright (C) 2007 Imre Kaloz <Kaloz@openwrt.org> 7 * 8 * based on coyote-setup.c: 9 * Copyright (C) 2003-2005 MontaVista Software, Inc. 10 * 11 * Author: Imre Kaloz <kaloz@openwrt.org> 12 * 13 */ 14 15#include <linux/kernel.h> 16#include <linux/init.h> 17#include <linux/device.h> 18#include <linux/serial.h> 19#include <linux/tty.h> 20#include <linux/serial_8250.h> 21 22#include <asm/types.h> 23#include <asm/setup.h> 24#include <asm/memory.h> 25#include <mach/hardware.h> 26#include <asm/irq.h> 27#include <asm/mach-types.h> 28#include <asm/mach/arch.h> 29#include <asm/mach/flash.h> 30 31static struct flash_platform_data wg302v2_flash_data = { 32 .map_name = "cfi_probe", 33 .width = 2, 34}; 35 36static struct resource wg302v2_flash_resource = { 37 .flags = IORESOURCE_MEM, 38}; 39 40static struct platform_device wg302v2_flash = { 41 .name = "IXP4XX-Flash", 42 .id = 0, 43 .dev = { 44 .platform_data = &wg302v2_flash_data, 45 }, 46 .num_resources = 1, 47 .resource = &wg302v2_flash_resource, 48}; 49 50static struct resource wg302v2_uart_resource = { 51 .start = IXP4XX_UART2_BASE_PHYS, 52 .end = IXP4XX_UART2_BASE_PHYS + 0x0fff, 53 .flags = IORESOURCE_MEM, 54}; 55 56static struct plat_serial8250_port wg302v2_uart_data[] = { 57 { 58 .mapbase = IXP4XX_UART2_BASE_PHYS, 59 .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, 60 .irq = IRQ_IXP4XX_UART2, 61 .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, 62 .iotype = UPIO_MEM, 63 .regshift = 2, 64 .uartclk = IXP4XX_UART_XTAL, 65 }, 66 { }, 67}; 68 69static struct platform_device wg302v2_uart = { 70 .name = "serial8250", 71 .id = PLAT8250_DEV_PLATFORM, 72 .dev = { 73 .platform_data = wg302v2_uart_data, 74 }, 75 .num_resources = 1, 76 .resource = &wg302v2_uart_resource, 77}; 78 79static struct platform_device *wg302v2_devices[] __initdata = { 80 &wg302v2_flash, 81 &wg302v2_uart, 82}; 83 84static void __init wg302v2_init(void) 85{ 86 ixp4xx_sys_init(); 87 88 wg302v2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); 89 wg302v2_flash_resource.end = IXP4XX_EXP_BUS_BASE(0) + SZ_32M - 1; 90 91 *IXP4XX_EXP_CS0 |= IXP4XX_FLASH_WRITABLE; 92 *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0; 93 94 platform_add_devices(wg302v2_devices, ARRAY_SIZE(wg302v2_devices)); 95} 96 97#ifdef CONFIG_MACH_WG302V2 98MACHINE_START(WG302V2, "Netgear WG302 v2 / WAG302 v2") 99 /* Maintainer: Imre Kaloz <kaloz@openwrt.org> */ 100 .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS, 101 .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xfffc, 102 .map_io = ixp4xx_map_io, 103 .init_irq = ixp4xx_init_irq, 104 .timer = &ixp4xx_timer, 105 .boot_params = 0x0100, 106 .init_machine = wg302v2_init, 107MACHINE_END 108#endif 109