1/* 2 * arch/arm/mach-orion5x/wrt350n-v2-setup.c 3 * 4 * This file is licensed under the terms of the GNU General Public 5 * License version 2. This program is licensed "as is" without any 6 * warranty of any kind, whether express or implied. 7 */ 8 9#include <linux/kernel.h> 10#include <linux/init.h> 11#include <linux/platform_device.h> 12#include <linux/pci.h> 13#include <linux/irq.h> 14#include <linux/delay.h> 15#include <linux/mtd/physmap.h> 16#include <linux/mv643xx_eth.h> 17#include <linux/ethtool.h> 18#include <linux/leds.h> 19#include <linux/gpio_keys.h> 20#include <linux/input.h> 21#include <net/dsa.h> 22#include <asm/mach-types.h> 23#include <asm/gpio.h> 24#include <asm/mach/arch.h> 25#include <asm/mach/pci.h> 26#include <mach/orion5x.h> 27#include "common.h" 28#include "mpp.h" 29 30/* 31 * LEDs attached to GPIO 32 */ 33static struct gpio_led wrt350n_v2_led_pins[] = { 34 { 35 .name = "wrt350nv2:green:power", 36 .gpio = 0, 37 .active_low = 1, 38 }, { 39 .name = "wrt350nv2:green:security", 40 .gpio = 1, 41 .active_low = 1, 42 }, { 43 .name = "wrt350nv2:orange:power", 44 .gpio = 5, 45 .active_low = 1, 46 }, { 47 .name = "wrt350nv2:green:usb", 48 .gpio = 6, 49 .active_low = 1, 50 }, { 51 .name = "wrt350nv2:green:wireless", 52 .gpio = 7, 53 .active_low = 1, 54 }, 55}; 56 57static struct gpio_led_platform_data wrt350n_v2_led_data = { 58 .leds = wrt350n_v2_led_pins, 59 .num_leds = ARRAY_SIZE(wrt350n_v2_led_pins), 60}; 61 62static struct platform_device wrt350n_v2_leds = { 63 .name = "leds-gpio", 64 .id = -1, 65 .dev = { 66 .platform_data = &wrt350n_v2_led_data, 67 }, 68}; 69 70/* 71 * Buttons attached to GPIO 72 */ 73static struct gpio_keys_button wrt350n_v2_buttons[] = { 74 { 75 .code = KEY_RESTART, 76 .gpio = 3, 77 .desc = "Reset Button", 78 .active_low = 1, 79 }, { 80 .code = KEY_WPS_BUTTON, 81 .gpio = 2, 82 .desc = "WPS Button", 83 .active_low = 1, 84 }, 85}; 86 87static struct gpio_keys_platform_data wrt350n_v2_button_data = { 88 .buttons = wrt350n_v2_buttons, 89 .nbuttons = ARRAY_SIZE(wrt350n_v2_buttons), 90}; 91 92static struct platform_device wrt350n_v2_button_device = { 93 .name = "gpio-keys", 94 .id = -1, 95 .num_resources = 0, 96 .dev = { 97 .platform_data = &wrt350n_v2_button_data, 98 }, 99}; 100 101/* 102 * General setup 103 */ 104static struct orion5x_mpp_mode wrt350n_v2_mpp_modes[] __initdata = { 105 { 0, MPP_GPIO }, /* Power LED green (0=on) */ 106 { 1, MPP_GPIO }, /* Security LED (0=on) */ 107 { 2, MPP_GPIO }, /* Internal Button (0=on) */ 108 { 3, MPP_GPIO }, /* Reset Button (0=on) */ 109 { 4, MPP_GPIO }, /* PCI int */ 110 { 5, MPP_GPIO }, /* Power LED orange (0=on) */ 111 { 6, MPP_GPIO }, /* USB LED (0=on) */ 112 { 7, MPP_GPIO }, /* Wireless LED (0=on) */ 113 { 8, MPP_UNUSED }, /* ??? */ 114 { 9, MPP_GIGE }, /* GE_RXERR */ 115 { 10, MPP_UNUSED }, /* ??? */ 116 { 11, MPP_UNUSED }, /* ??? */ 117 { 12, MPP_GIGE }, /* GE_TXD[4] */ 118 { 13, MPP_GIGE }, /* GE_TXD[5] */ 119 { 14, MPP_GIGE }, /* GE_TXD[6] */ 120 { 15, MPP_GIGE }, /* GE_TXD[7] */ 121 { 16, MPP_GIGE }, /* GE_RXD[4] */ 122 { 17, MPP_GIGE }, /* GE_RXD[5] */ 123 { 18, MPP_GIGE }, /* GE_RXD[6] */ 124 { 19, MPP_GIGE }, /* GE_RXD[7] */ 125 { -1 }, 126}; 127 128/* 129 * 8M NOR flash Device bus boot chip select 130 */ 131#define WRT350N_V2_NOR_BOOT_BASE 0xf4000000 132#define WRT350N_V2_NOR_BOOT_SIZE SZ_8M 133 134static struct mtd_partition wrt350n_v2_nor_flash_partitions[] = { 135 { 136 .name = "kernel", 137 .offset = 0x00000000, 138 .size = 0x00760000, 139 }, { 140 .name = "rootfs", 141 .offset = 0x001a0000, 142 .size = 0x005c0000, 143 }, { 144 .name = "lang", 145 .offset = 0x00760000, 146 .size = 0x00040000, 147 }, { 148 .name = "nvram", 149 .offset = 0x007a0000, 150 .size = 0x00020000, 151 }, { 152 .name = "u-boot", 153 .offset = 0x007c0000, 154 .size = 0x00040000, 155 }, 156}; 157 158static struct physmap_flash_data wrt350n_v2_nor_flash_data = { 159 .width = 1, 160 .parts = wrt350n_v2_nor_flash_partitions, 161 .nr_parts = ARRAY_SIZE(wrt350n_v2_nor_flash_partitions), 162}; 163 164static struct resource wrt350n_v2_nor_flash_resource = { 165 .flags = IORESOURCE_MEM, 166 .start = WRT350N_V2_NOR_BOOT_BASE, 167 .end = WRT350N_V2_NOR_BOOT_BASE + WRT350N_V2_NOR_BOOT_SIZE - 1, 168}; 169 170static struct platform_device wrt350n_v2_nor_flash = { 171 .name = "physmap-flash", 172 .id = 0, 173 .dev = { 174 .platform_data = &wrt350n_v2_nor_flash_data, 175 }, 176 .num_resources = 1, 177 .resource = &wrt350n_v2_nor_flash_resource, 178}; 179 180static struct mv643xx_eth_platform_data wrt350n_v2_eth_data = { 181 .phy_addr = MV643XX_ETH_PHY_NONE, 182 .speed = SPEED_1000, 183 .duplex = DUPLEX_FULL, 184}; 185 186static struct dsa_chip_data wrt350n_v2_switch_chip_data = { 187 .port_names[0] = "lan2", 188 .port_names[1] = "lan1", 189 .port_names[2] = "wan", 190 .port_names[3] = "cpu", 191 .port_names[5] = "lan3", 192 .port_names[7] = "lan4", 193}; 194 195static struct dsa_platform_data wrt350n_v2_switch_plat_data = { 196 .nr_chips = 1, 197 .chip = &wrt350n_v2_switch_chip_data, 198}; 199 200static void __init wrt350n_v2_init(void) 201{ 202 /* 203 * Setup basic Orion functions. Need to be called early. 204 */ 205 orion5x_init(); 206 207 orion5x_mpp_conf(wrt350n_v2_mpp_modes); 208 209 /* 210 * Configure peripherals. 211 */ 212 orion5x_ehci0_init(); 213 orion5x_eth_init(&wrt350n_v2_eth_data); 214 orion5x_eth_switch_init(&wrt350n_v2_switch_plat_data, NO_IRQ); 215 orion5x_uart0_init(); 216 217 orion5x_setup_dev_boot_win(WRT350N_V2_NOR_BOOT_BASE, 218 WRT350N_V2_NOR_BOOT_SIZE); 219 platform_device_register(&wrt350n_v2_nor_flash); 220 platform_device_register(&wrt350n_v2_leds); 221 platform_device_register(&wrt350n_v2_button_device); 222} 223 224static int __init wrt350n_v2_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin) 225{ 226 int irq; 227 228 /* 229 * Check for devices with hard-wired IRQs. 230 */ 231 irq = orion5x_pci_map_irq(dev, slot, pin); 232 if (irq != -1) 233 return irq; 234 235 /* 236 * Mini-PCI slot. 237 */ 238 if (slot == 7) 239 return gpio_to_irq(4); 240 241 return -1; 242} 243 244static struct hw_pci wrt350n_v2_pci __initdata = { 245 .nr_controllers = 2, 246 .swizzle = pci_std_swizzle, 247 .setup = orion5x_pci_sys_setup, 248 .scan = orion5x_pci_sys_scan_bus, 249 .map_irq = wrt350n_v2_pci_map_irq, 250}; 251 252static int __init wrt350n_v2_pci_init(void) 253{ 254 if (machine_is_wrt350n_v2()) 255 pci_common_init(&wrt350n_v2_pci); 256 257 return 0; 258} 259subsys_initcall(wrt350n_v2_pci_init); 260 261MACHINE_START(WRT350N_V2, "Linksys WRT350N v2") 262 /* Maintainer: Lennert Buytenhek <buytenh@marvell.com> */ 263 .phys_io = ORION5X_REGS_PHYS_BASE, 264 .io_pg_offst = ((ORION5X_REGS_VIRT_BASE) >> 18) & 0xFFFC, 265 .boot_params = 0x00000100, 266 .init_machine = wrt350n_v2_init, 267 .map_io = orion5x_map_io, 268 .init_irq = orion5x_init_irq, 269 .timer = &orion5x_timer, 270 .fixup = tag_fixup_mem32, 271MACHINE_END 272