1/* 2 * MTX-1 platform devices registration 3 * 4 * Copyright (C) 2007-2009, Florian Fainelli <florian@openwrt.org> 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 19 */ 20 21#include <linux/init.h> 22#include <linux/platform_device.h> 23#include <linux/leds.h> 24#include <linux/gpio.h> 25#include <linux/gpio_keys.h> 26#include <linux/input.h> 27#include <linux/mtd/partitions.h> 28#include <linux/mtd/physmap.h> 29#include <mtd/mtd-abi.h> 30 31#include <asm/mach-au1x00/au1xxx_eth.h> 32 33static struct gpio_keys_button mtx1_gpio_button[] = { 34 { 35 .gpio = 207, 36 .code = BTN_0, 37 .desc = "System button", 38 } 39}; 40 41static struct gpio_keys_platform_data mtx1_buttons_data = { 42 .buttons = mtx1_gpio_button, 43 .nbuttons = ARRAY_SIZE(mtx1_gpio_button), 44}; 45 46static struct platform_device mtx1_button = { 47 .name = "gpio-keys", 48 .id = -1, 49 .dev = { 50 .platform_data = &mtx1_buttons_data, 51 } 52}; 53 54static struct resource mtx1_wdt_res[] = { 55 [0] = { 56 .start = 15, 57 .end = 15, 58 .name = "mtx1-wdt-gpio", 59 .flags = IORESOURCE_IRQ, 60 } 61}; 62 63static struct platform_device mtx1_wdt = { 64 .name = "mtx1-wdt", 65 .id = 0, 66 .num_resources = ARRAY_SIZE(mtx1_wdt_res), 67 .resource = mtx1_wdt_res, 68}; 69 70static struct gpio_led default_leds[] = { 71 { 72 .name = "mtx1:green", 73 .gpio = 211, 74 }, { 75 .name = "mtx1:red", 76 .gpio = 212, 77 }, 78}; 79 80static struct gpio_led_platform_data mtx1_led_data = { 81 .num_leds = ARRAY_SIZE(default_leds), 82 .leds = default_leds, 83}; 84 85static struct platform_device mtx1_gpio_leds = { 86 .name = "leds-gpio", 87 .id = -1, 88 .dev = { 89 .platform_data = &mtx1_led_data, 90 } 91}; 92 93static struct mtd_partition mtx1_mtd_partitions[] = { 94 { 95 .name = "filesystem", 96 .size = 0x01C00000, 97 .offset = 0, 98 }, 99 { 100 .name = "yamon", 101 .size = 0x00100000, 102 .offset = MTDPART_OFS_APPEND, 103 .mask_flags = MTD_WRITEABLE, 104 }, 105 { 106 .name = "kernel", 107 .size = 0x002c0000, 108 .offset = MTDPART_OFS_APPEND, 109 }, 110 { 111 .name = "yamon env", 112 .size = 0x00040000, 113 .offset = MTDPART_OFS_APPEND, 114 }, 115}; 116 117static struct physmap_flash_data mtx1_flash_data = { 118 .width = 4, 119 .nr_parts = 4, 120 .parts = mtx1_mtd_partitions, 121}; 122 123static struct resource mtx1_mtd_resource = { 124 .start = 0x1e000000, 125 .end = 0x1fffffff, 126 .flags = IORESOURCE_MEM, 127}; 128 129static struct platform_device mtx1_mtd = { 130 .name = "physmap-flash", 131 .dev = { 132 .platform_data = &mtx1_flash_data, 133 }, 134 .num_resources = 1, 135 .resource = &mtx1_mtd_resource, 136}; 137 138static struct __initdata platform_device * mtx1_devs[] = { 139 &mtx1_gpio_leds, 140 &mtx1_wdt, 141 &mtx1_button, 142 &mtx1_mtd, 143}; 144 145static struct au1000_eth_platform_data mtx1_au1000_eth0_pdata = { 146 .phy_search_highest_addr = 1, 147 .phy1_search_mac0 = 1, 148}; 149 150static int __init mtx1_register_devices(void) 151{ 152 int rc; 153 154 au1xxx_override_eth_cfg(0, &mtx1_au1000_eth0_pdata); 155 156 rc = gpio_request(mtx1_gpio_button[0].gpio, 157 mtx1_gpio_button[0].desc); 158 if (rc < 0) { 159 printk(KERN_INFO "mtx1: failed to request %d\n", 160 mtx1_gpio_button[0].gpio); 161 goto out; 162 } 163 gpio_direction_input(mtx1_gpio_button[0].gpio); 164out: 165 return platform_add_devices(mtx1_devs, ARRAY_SIZE(mtx1_devs)); 166} 167 168arch_initcall(mtx1_register_devices); 169