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 #include <linux/rtl8366rb.h>
  17
  18 #include <asm/mips_machine.h>
  19 #include <asm/mach-ar71xx/ar71xx.h>
  20 #include <asm/mach-ar71xx/ar91xx_flash.h>
  21
  22 #include "machtype.h"
  23 #include "devices.h"
  24 #include "dev-ar9xxx-wmac.h"
  25 #include "dev-gpio-buttons.h"
  26 #include "dev-leds-gpio.h"
  27 #include "dev-usb.h"
  28
  29 #define WZRHPG300NH_GPIO_LED_USB        0
  30 #define WZRHPG300NH_GPIO_LED_DIAG       1
  31 #define WZRHPG300NH_GPIO_LED_WIRELESS   6
  32 #define WZRHPG300NH_GPIO_LED_SECURITY   17
  33 #define WZRHPG300NH_GPIO_LED_ROUTER     18
  34
  35 #define WZRHPG300NH_GPIO_RTL8366_SDA    19
  36 #define WZRHPG300NH_GPIO_RTL8366_SCK    20
  37
  38 #define WZRHPG300NH_GPIO_74HC153_S0     9
  39 #define WZRHPG300NH_GPIO_74HC153_S1     11
  40 #define WZRHPG300NH_GPIO_74HC153_1Y     12
  41 #define WZRHPG300NH_GPIO_74HC153_2Y     14
  42
  43 #define WZRHPG300NH_GPIO_EXP_BASE       32
  44 #define WZRHPG300NH_GPIO_BTN_AOSS       (WZRHPG300NH_GPIO_EXP_BASE + 0)
  45 #define WZRHPG300NH_GPIO_BTN_RESET      (WZRHPG300NH_GPIO_EXP_BASE + 1)
  46 #define WZRHPG300NH_GPIO_BTN_ROUTER_ON  (WZRHPG300NH_GPIO_EXP_BASE + 2)
  47 #define WZRHPG300NH_GPIO_BTN_QOS_ON     (WZRHPG300NH_GPIO_EXP_BASE + 3)
  48 #define WZRHPG300NH_GPIO_BTN_USB        (WZRHPG300NH_GPIO_EXP_BASE + 5)
  49 #define WZRHPG300NH_GPIO_BTN_ROUTER_AUTO (WZRHPG300NH_GPIO_EXP_BASE + 6)
  50 #define WZRHPG300NH_GPIO_BTN_QOS_OFF    (WZRHPG300NH_GPIO_EXP_BASE + 7)
  51
  52 #define WZRHPG300NH_KEYS_POLL_INTERVAL  20      /* msecs */
  53 #define WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL (3 * WZRHPG300NH_KEYS_POLL_INTERVAL)
  54
  55 #define WZRHPG300NH_MAC_OFFSET          0x20c
  56
  57 #ifdef CONFIG_MTD_PARTITIONS
  58 static struct mtd_partition wzrhpg300nh_flash_partitions[] = {
  59         {
  60                 .name           = "u-boot",
  61                 .offset         = 0,
  62                 .size           = 0x0040000,
  63                 .mask_flags     = MTD_WRITEABLE,
  64         }, {
  65                 .name           = "u-boot-env",
  66                 .offset         = 0x0040000,
  67                 .size           = 0x0020000,
  68                 .mask_flags     = MTD_WRITEABLE,
  69         }, {
  70                 .name           = "kernel",
  71                 .offset         = 0x0060000,
  72                 .size           = 0x0100000,
  73         }, {
  74                 .name           = "rootfs",
  75                 .offset         = 0x0160000,
  76                 .size           = 0x1e60000,
  77         }, {
  78                 .name           = "user_property",
  79                 .offset         = 0x1fc0000,
  80                 .size           = 0x0020000,
  81                 .mask_flags     = MTD_WRITEABLE,
  82         }, {
  83                 .name           = "art",
  84                 .offset         = 0x1fe0000,
  85                 .size           = 0x0020000,
  86                 .mask_flags     = MTD_WRITEABLE,
  87         }, {
  88                 .name           = "firmware",
  89                 .offset         = 0x0060000,
  90                 .size           = 0x1f60000,
  91         }
  92 };
  93 #endif /* CONFIG_MTD_PARTITIONS */
  94
  95 static struct ar91xx_flash_platform_data wzrhpg300nh_flash_data = {
  96         .width          = 2,
  97 #ifdef CONFIG_MTD_PARTITIONS
  98         .parts          = wzrhpg300nh_flash_partitions,
  99         .nr_parts       = ARRAY_SIZE(wzrhpg300nh_flash_partitions),
 100 #endif
 101 };
 102
 103 #define WZRHPG300NH_FLASH_BASE  0x1e000000
 104 #define WZRHPG300NH_FLASH_SIZE  (32 * 1024 * 1024)
 105
 106 static struct resource wzrhpg300nh_flash_resources[] = {
 107         [0] = {
 108                 .start  = WZRHPG300NH_FLASH_BASE,
 109                 .end    = WZRHPG300NH_FLASH_BASE + WZRHPG300NH_FLASH_SIZE - 1,
 110                 .flags  = IORESOURCE_MEM,
 111         },
 112 };
 113
 114 static struct platform_device wzrhpg300nh_flash_device = {
 115         .name           = "ar91xx-flash",
 116         .id             = -1,
 117         .resource       = wzrhpg300nh_flash_resources,
 118         .num_resources  = ARRAY_SIZE(wzrhpg300nh_flash_resources),
 119         .dev            = {
 120                 .platform_data = &wzrhpg300nh_flash_data,
 121         }
 122 };
 123
 124 static struct gpio_led wzrhpg300nh_leds_gpio[] __initdata = {
 125         {
 126                 .name           = "wzr-hp-g300nh:orange:security",
 127                 .gpio           = WZRHPG300NH_GPIO_LED_SECURITY,
 128                 .active_low     = 1,
 129         }, {
 130                 .name           = "wzr-hp-g300nh:green:wireless",
 131                 .gpio           = WZRHPG300NH_GPIO_LED_WIRELESS,
 132                 .active_low     = 1,
 133         }, {
 134                 .name           = "wzr-hp-g300nh:green:router",
 135                 .gpio           = WZRHPG300NH_GPIO_LED_ROUTER,
 136                 .active_low     = 1,
 137         }, {
 138                 .name           = "wzr-hp-g300nh:red:diag",
 139                 .gpio           = WZRHPG300NH_GPIO_LED_DIAG,
 140                 .active_low     = 1,
 141         }, {
 142                 .name           = "wzr-hp-g300nh:blue:usb",
 143                 .gpio           = WZRHPG300NH_GPIO_LED_USB,
 144                 .active_low     = 1,
 145         }
 146 };
 147
 148 static struct gpio_keys_button wzrhpg300nh_gpio_keys[] __initdata = {
 149         {
 150                 .desc           = "reset",
 151                 .type           = EV_KEY,
 152                 .code           = KEY_RESTART,
 153                 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
 154                 .gpio           = WZRHPG300NH_GPIO_BTN_RESET,
 155                 .active_low     = 1,
 156         }, {
 157                 .desc           = "aoss",
 158                 .type           = EV_KEY,
 159                 .code           = KEY_WPS_BUTTON,
 160                 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
 161                 .gpio           = WZRHPG300NH_GPIO_BTN_AOSS,
 162                 .active_low     = 1,
 163         }, {
 164                 .desc           = "usb",
 165                 .type           = EV_KEY,
 166                 .code           = BTN_2,
 167                 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
 168                 .gpio           = WZRHPG300NH_GPIO_BTN_USB,
 169                 .active_low     = 1,
 170         }, {
 171                 .desc           = "qos_on",
 172                 .type           = EV_KEY,
 173                 .code           = BTN_3,
 174                 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
 175                 .gpio           = WZRHPG300NH_GPIO_BTN_QOS_ON,
 176                 .active_low     = 0,
 177         }, {
 178                 .desc           = "qos_off",
 179                 .type           = EV_KEY,
 180                 .code           = BTN_4,
 181                 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
 182                 .gpio           = WZRHPG300NH_GPIO_BTN_QOS_OFF,
 183                 .active_low     = 0,
 184         }, {
 185                 .desc           = "router_on",
 186                 .type           = EV_KEY,
 187                 .code           = BTN_5,
 188                 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
 189                 .gpio           = WZRHPG300NH_GPIO_BTN_ROUTER_ON,
 190                 .active_low     = 0,
 191         }, {
 192                 .desc           = "router_auto",
 193                 .type           = EV_KEY,
 194                 .code           = BTN_6,
 195                 .debounce_interval = WZRHPG300NH_KEYS_DEBOUNCE_INTERVAL,
 196                 .gpio           = WZRHPG300NH_GPIO_BTN_ROUTER_AUTO,
 197                 .active_low     = 0,
 198         }
 199 };
 200
 201 static struct nxp_74hc153_platform_data wzrhpg300nh_74hc153_data = {
 202         .gpio_base      = WZRHPG300NH_GPIO_EXP_BASE,
 203         .gpio_pin_s0    = WZRHPG300NH_GPIO_74HC153_S0,
 204         .gpio_pin_s1    = WZRHPG300NH_GPIO_74HC153_S1,
 205         .gpio_pin_1y    = WZRHPG300NH_GPIO_74HC153_1Y,
 206         .gpio_pin_2y    = WZRHPG300NH_GPIO_74HC153_2Y,
 207 };
 208
 209 static struct platform_device wzrhpg300nh_74hc153_device = {
 210         .name           = NXP_74HC153_DRIVER_NAME,
 211         .id             = -1,
 212         .dev = {
 213                 .platform_data  = &wzrhpg300nh_74hc153_data,
 214         }
 215 };
 216
 217 static struct rtl8366s_platform_data wzrhpg300nh_rtl8366s_data = {
 218         .gpio_sda       = WZRHPG300NH_GPIO_RTL8366_SDA,
 219         .gpio_sck       = WZRHPG300NH_GPIO_RTL8366_SCK,
 220 };
 221
 222 static struct platform_device wzrhpg300nh_rtl8366s_device = {
 223         .name           = RTL8366S_DRIVER_NAME,
 224         .id             = -1,
 225         .dev = {
 226                 .platform_data  = &wzrhpg300nh_rtl8366s_data,
 227         }
 228 };
 229
 230 static struct rtl8366rb_platform_data wzrhpg301nh_rtl8366rb_data = {
 231         .gpio_sda       = WZRHPG300NH_GPIO_RTL8366_SDA,
 232         .gpio_sck       = WZRHPG300NH_GPIO_RTL8366_SCK,
 233 };
 234
 235 static struct platform_device wzrhpg301nh_rtl8366rb_device = {
 236         .name           = RTL8366RB_DRIVER_NAME,
 237         .id             = -1,
 238         .dev = {
 239                 .platform_data  = &wzrhpg301nh_rtl8366rb_data,
 240         }
 241 };
 242
 243 static void __init wzrhpg30xnh_setup(bool hasrtl8366rb)
 244 {
 245         u8 *eeprom = (u8 *) KSEG1ADDR(0x1fff1000);
 246         u8 *mac = eeprom + WZRHPG300NH_MAC_OFFSET;
 247
 248         ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
 249         ar71xx_init_mac(ar71xx_eth1_data.mac_addr, mac, 1);
 250
 251         if (hasrtl8366rb) {
 252                 ar71xx_eth0_pll_data.pll_1000 = 0x1f000000;
 253                 ar71xx_eth0_data.mii_bus_dev = &wzrhpg301nh_rtl8366rb_device.dev;
 254                 ar71xx_eth1_pll_data.pll_1000 = 0x100;
 255                 ar71xx_eth1_data.mii_bus_dev = &wzrhpg301nh_rtl8366rb_device.dev;
 256         } else {
 257                 ar71xx_eth0_pll_data.pll_1000 = 0x1e000100;
 258                 ar71xx_eth0_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev;
 259                 ar71xx_eth1_pll_data.pll_1000 = 0x1e000100;
 260                 ar71xx_eth1_data.mii_bus_dev = &wzrhpg300nh_rtl8366s_device.dev;
 261         }
 262
 263         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 264         ar71xx_eth0_data.speed = SPEED_1000;
 265         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 266
 267         ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 268         ar71xx_eth1_data.phy_mask = 0x10;
 269
 270         ar71xx_add_device_eth(0);
 271         ar71xx_add_device_eth(1);
 272
 273         ar71xx_add_device_usb();
 274         ar9xxx_add_device_wmac(eeprom, NULL);
 275
 276         platform_device_register(&wzrhpg300nh_74hc153_device);
 277         platform_device_register(&wzrhpg300nh_flash_device);
 278
 279         if (hasrtl8366rb)
 280                 platform_device_register(&wzrhpg301nh_rtl8366rb_device);
 281         else
 282                 platform_device_register(&wzrhpg300nh_rtl8366s_device);
 283
 284         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(wzrhpg300nh_leds_gpio),
 285                                         wzrhpg300nh_leds_gpio);
 286
 287         ar71xx_register_gpio_keys_polled(-1, WZRHPG300NH_KEYS_POLL_INTERVAL,
 288                                          ARRAY_SIZE(wzrhpg300nh_gpio_keys),
 289                                          wzrhpg300nh_gpio_keys);
 290
 291 }
 292
 293 static void __init wzrhpg300nh_setup(void)
 294 {
 295         wzrhpg30xnh_setup(false);
 296 }
 297
 298 static void __init wzrhpg301nh_setup(void)
 299 {
 300         wzrhpg30xnh_setup(true);
 301 }
 302
 303 MIPS_MACHINE(AR71XX_MACH_WZR_HP_G300NH, "WZR-HP-G300NH",
 304              "Buffalo WZR-HP-G300NH", wzrhpg300nh_setup);
 305
 306 MIPS_MACHINE(AR71XX_MACH_WZR_HP_G301NH, "WZR-HP-G301NH",
 307              "Buffalo WZR-HP-G301NH", wzrhpg301nh_setup);