target/linux/ar71xx/files/arch/mips/ar71xx/mach-wzr-hp-g300nh.c

   1 /*
   2  *  Buffalo WZR-HP-G300NH board support
   3  *
   4  *  Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify it
   7  *  under the terms of the GNU General Public License version 2 as published
   8  *  by the Free Software Foundation.
   9  */
  10
  11 #include <linux/platform_device.h>
  12 #include <linux/mtd/mtd.h>
  13 #include <linux/mtd/partitions.h>
  14 #include <linux/nxp_74hc153.h>
  15 #include <linux/rtl8366s.h>
  16
  17 #include <asm/mips_machine.h>
  18 #include <asm/mach-ar71xx/ar71xx.h>
  19 #include <asm/mach-ar71xx/ar91xx_flash.h>
  20
  21 #include "machtype.h"
  22 #include "devices.h"
  23 #include "dev-ar913x-wmac.h"
  24 #include "dev-gpio-buttons.h"
  25 #include "dev-leds-gpio.h"
  26 #include "dev-usb.h"
  27
  28 #define WZRHPG300NH_GPIO_LED_USB        0
  29 #define WZRHPG300NH_GPIO_LED_DIAG       1
  30 #define WZRHPG300NH_GPIO_LED_WIRELESS   6
  31 #define WZRHPG300NH_GPIO_LED_SECURITY   17
  32 #define WZRHPG300NH_GPIO_LED_ROUTER     18
  33
  34 #define WZRHPG300NH_GPIO_RTL8366_SDA    19
  35 #define WZRHPG300NH_GPIO_RTL8366_SCK    20
  36
  37 #define WZRHPG300NH_GPIO_74HC153_S0     9
  38 #define WZRHPG300NH_GPIO_74HC153_S1     11
  39 #define WZRHPG300NH_GPIO_74HC153_1Y     12
  40 #define WZRHPG300NH_GPIO_74HC153_2Y     14
  41
  42 #define WZRHPG300NH_GPIO_EXP_BASE       32
  43 #define WZRHPG300NH_GPIO_BTN_AOSS       (WZRHPG300NH_GPIO_EXP_BASE + 0)
  44 #define WZRHPG300NH_GPIO_BTN_RESET      (WZRHPG300NH_GPIO_EXP_BASE + 1)
  45 #define WZRHPG300NH_GPIO_BTN_ROUTER_ON  (WZRHPG300NH_GPIO_EXP_BASE + 2)
  46 #define WZRHPG300NH_GPIO_BTN_QOS_ON     (WZRHPG300NH_GPIO_EXP_BASE + 3)
  47 #define WZRHPG300NH_GPIO_BTN_USB        (WZRHPG300NH_GPIO_EXP_BASE + 5)
  48 #define WZRHPG300NH_GPIO_BTN_ROUTER_AUTO (WZRHPG300NH_GPIO_EXP_BASE + 6)
  49 #define WZRHPG300NH_GPIO_BTN_QOS_OFF    (WZRHPG300NH_GPIO_EXP_BASE + 7)
  50
  51 #define WZRHPG300NH_BUTTONS_POLL_INTERVAL       20
  52
  53 #define WZRHPG300NH_MAC_OFFSET          0x20c
  54
  55 #ifdef CONFIG_MTD_PARTITIONS
  56 static struct mtd_partition wzrhpg300nh_flash_partitions[] = {
  57         {
  58                 .name           = "u-boot",
  59                 .offset         = 0,
  60                 .size           = 0x0040000,
  61                 .mask_flags     = MTD_WRITEABLE,
  62         }, {
  63                 .name           = "u-boot-env",
  64                 .offset         = 0x0040000,
  65                 .size           = 0x0020000,
  66                 .mask_flags     = MTD_WRITEABLE,
  67         }, {
  68                 .name           = "kernel",
  69                 .offset         = 0x0060000,
  70                 .size           = 0x0100000,
  71         }, {
  72                 .name           = "rootfs",
  73                 .offset         = 0x0160000,
  74                 .size           = 0x1e60000,
  75         }, {
  76                 .name           = "user_property",
  77                 .offset         = 0x1fc0000,
  78                 .size           = 0x0020000,
  79                 .mask_flags     = MTD_WRITEABLE,
  80         }, {
  81                 .name           = "art",
  82                 .offset         = 0x1fe0000,
  83                 .size           = 0x0020000,
  84                 .mask_flags     = MTD_WRITEABLE,
  85         }, {
  86                 .name           = "firmware",
  87                 .offset         = 0x0060000,
  88                 .size           = 0x1f60000,
  89         }
  90 };
  91 #endif /* CONFIG_MTD_PARTITIONS */
  92
  93 static struct ar91xx_flash_platform_data wzrhpg300nh_flash_data = {
  94         .width          = 2,
  95 #ifdef CONFIG_MTD_PARTITIONS
  96         .parts          = wzrhpg300nh_flash_partitions,
  97         .nr_parts       = ARRAY_SIZE(wzrhpg300nh_flash_partitions),
  98 #endif
  99 };
 100
 101 #define WZRHPG300NH_FLASH_BASE  0x1e000000
 102 #define WZRHPG300NH_FLASH_SIZE  (32 * 1024 * 1024)
 103
 104 static struct resource wzrhpg300nh_flash_resources[] = {
 105         [0] = {
 106                 .start  = WZRHPG300NH_FLASH_BASE,
 107                 .end    = WZRHPG300NH_FLASH_BASE + WZRHPG300NH_FLASH_SIZE - 1,
 108                 .flags  = IORESOURCE_MEM,
 109         },
 110 };
 111
 112 static struct platform_device wzrhpg300nh_flash_device = {
 113         .name           = "ar91xx-flash",
 114         .id             = -1,
 115         .resource       = wzrhpg300nh_flash_resources,
 116         .num_resources  = ARRAY_SIZE(wzrhpg300nh_flash_resources),
 117         .dev            = {
 118                 .platform_data = &wzrhpg300nh_flash_data,
 119         }
 120 };
 121
 122 static struct gpio_led wzrhpg300nh_leds_gpio[] __initdata = {
 123         {
 124                 .name           = "wzr-hp-g300nh:orange:security",
 125                 .gpio           = WZRHPG300NH_GPIO_LED_SECURITY,
 126                 .active_low     = 1,
 127         }, {
 128                 .name           = "wzr-hp-g300nh:green:wireless",
 129                 .gpio           = WZRHPG300NH_GPIO_LED_WIRELESS,
 130                 .active_low     = 1,
 131         }, {
 132                 .name           = "wzr-hp-g300nh:green:router",
 133                 .gpio           = WZRHPG300NH_GPIO_LED_ROUTER,
 134                 .active_low     = 1,
 135         }, {
 136                 .name           = "wzr-hp-g300nh:red:diag",
 137                 .gpio           = WZRHPG300NH_GPIO_LED_DIAG,
 138                 .active_low     = 1,
 139         }, {
 140                 .name           = "wzr-hp-g300nh:blue:usb",
 141                 .gpio           = WZRHPG300NH_GPIO_LED_USB,
 142                 .active_low     = 1,
 143         }
 144 };
 145
 146 static struct gpio_button wzrhpg300nh_gpio_buttons[] __initdata = {
 147         {
 148                 .desc           = "reset",
 149                 .type           = EV_KEY,
 150                 .code           = BTN_0,
 151                 .threshold      = 3,
 152                 .gpio           = WZRHPG300NH_GPIO_BTN_RESET,
 153                 .active_low     = 1,
 154         }, {
 155                 .desc           = "aoss",
 156                 .type           = EV_KEY,
 157                 .code           = BTN_1,
 158                 .threshold      = 3,
 159                 .gpio           = WZRHPG300NH_GPIO_BTN_AOSS,
 160                 .active_low     = 1,
 161         }, {
 162                 .desc           = "usb",
 163                 .type           = EV_KEY,
 164                 .code           = BTN_2,
 165                 .threshold      = 3,
 166                 .gpio           = WZRHPG300NH_GPIO_BTN_USB,
 167                 .active_low     = 1,
 168         }, {
 169                 .desc           = "qos_on",
 170                 .type           = EV_KEY,
 171                 .code           = BTN_3,
 172                 .threshold      = 3,
 173                 .gpio           = WZRHPG300NH_GPIO_BTN_QOS_ON,
 174                 .active_low     = 0,
 175         }, {
 176                 .desc           = "qos_off",
 177                 .type           = EV_KEY,
 178                 .code           = BTN_4,
 179                 .threshold      = 3,
 180                 .gpio           = WZRHPG300NH_GPIO_BTN_QOS_OFF,
 181                 .active_low     = 0,
 182         }, {
 183                 .desc           = "router_on",
 184                 .type           = EV_KEY,
 185                 .code           = BTN_5,
 186                 .threshold      = 3,
 187                 .gpio           = WZRHPG300NH_GPIO_BTN_ROUTER_ON,
 188                 .active_low     = 0,
 189         }, {
 190                 .desc           = "router_auto",
 191                 .type           = EV_KEY,
 192                 .code           = BTN_6,
 193                 .threshold      = 3,
 194                 .gpio           = WZRHPG300NH_GPIO_BTN_ROUTER_AUTO,
 195                 .active_low     = 0,
 196         }
 197 };
 198
 199 static struct nxp_74hc153_platform_data wzrhpg300nh_74hc153_data = {
 200         .gpio_base      = WZRHPG300NH_GPIO_EXP_BASE,
 201         .gpio_pin_s0    = WZRHPG300NH_GPIO_74HC153_S0,
 202         .gpio_pin_s1    = WZRHPG300NH_GPIO_74HC153_S1,
 203         .gpio_pin_1y    = WZRHPG300NH_GPIO_74HC153_1Y,
 204         .gpio_pin_2y    = WZRHPG300NH_GPIO_74HC153_2Y,
 205 };
 206
 207 static struct platform_device wzrhpg300nh_74hc153_device = {
 208         .name           = NXP_74HC153_DRIVER_NAME,
 209         .id             = -1,
 210         .dev = {
 211                 .platform_data  = &wzrhpg300nh_74hc153_data,
 212         }
 213 };
 214
 215 static struct rtl8366s_platform_data wzrhpg300nh_rtl8366s_data = {
 216         .gpio_sda        = WZRHPG300NH_GPIO_RTL8366_SDA,
 217         .gpio_sck        = WZRHPG300NH_GPIO_RTL8366_SCK,
 218 };
 219
 220 static struct platform_device wzrhpg300nh_rtl8366s_device = {
 221         .name           = RTL8366S_DRIVER_NAME,
 222         .id             = -1,
 223         .dev = {
 224                 .platform_data  = &wzrhpg300nh_rtl8366s_data,
 225         }
 226 };
 227
 228 static void __init wzrhpg300nh_setup(void)
 229 {
 230         u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
 231
 232         ar71xx_set_mac_base(eeprom + WZRHPG300NH_MAC_OFFSET);
 233
 234         ar71xx_eth0_pll_data.pll_1000 = 0x1e000100;
 235         ar71xx_eth0_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev;
 236         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 237         ar71xx_eth0_data.speed = SPEED_1000;
 238         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 239
 240         ar71xx_eth1_pll_data.pll_1000 = 0x1e000100;
 241         ar71xx_eth1_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev;
 242         ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 243         ar71xx_eth1_data.phy_mask = 0x10;
 244
 245         ar71xx_add_device_eth(0);
 246         ar71xx_add_device_eth(1);
 247
 248         ar71xx_add_device_usb();
 249         ar913x_add_device_wmac(eeprom, NULL);
 250
 251         platform_device_register(&wzrhpg300nh_74hc153_device);
 252         platform_device_register(&wzrhpg300nh_flash_device);
 253         platform_device_register(&wzrhpg300nh_rtl8366s_device);
 254
 255         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wzrhpg300nh_leds_gpio),
 256                                     wzrhpg300nh_leds_gpio);
 257
 258         ar71xx_add_device_gpio_buttons(-1, WZRHPG300NH_BUTTONS_POLL_INTERVAL,
 259                                        ARRAY_SIZE(wzrhpg300nh_gpio_buttons),
 260                                        wzrhpg300nh_gpio_buttons);
 261
 262 }
 263
 264 MIPS_MACHINE(AR71XX_MACH_WZR_HP_G300NH, "WZR-HP-G300NH",
 265              "Buffalo WZR-HP-G300NH", wzrhpg300nh_setup);