target/linux/ar71xx/files-3.2/arch/mips/ath79/mach-tl-wr841n.c

   1 /*
   2  *  TP-LINK TL-WR841N/ND v1 board support
   3  *
   4  *  Copyright (C) 2009-2012 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/mtd/mtd.h>
  12 #include <linux/mtd/partitions.h>
  13 #include <linux/platform_device.h>
  14
  15 #include <asm/mach-ath79/ath79.h>
  16
  17 #include "dev-dsa.h"
  18 #include "dev-eth.h"
  19 #include "dev-gpio-buttons.h"
  20 #include "dev-leds-gpio.h"
  21 #include "dev-m25p80.h"
  22 #include "machtypes.h"
  23 #include "pci.h"
  24
  25 #define TL_WR841ND_V1_GPIO_LED_SYSTEM           2
  26 #define TL_WR841ND_V1_GPIO_LED_QSS_GREEN        4
  27 #define TL_WR841ND_V1_GPIO_LED_QSS_RED          5
  28
  29 #define TL_WR841ND_V1_GPIO_BTN_RESET            3
  30 #define TL_WR841ND_V1_GPIO_BTN_QSS              7
  31
  32 #define TL_WR841ND_V1_KEYS_POLL_INTERVAL        20      /* msecs */
  33 #define TL_WR841ND_V1_KEYS_DEBOUNCE_INTERVAL \
  34                                 (3 * TL_WR841ND_V1_KEYS_POLL_INTERVAL)
  35
  36 static struct mtd_partition tl_wr841n_v1_partitions[] = {
  37         {
  38                 .name           = "redboot",
  39                 .offset         = 0,
  40                 .size           = 0x020000,
  41                 .mask_flags     = MTD_WRITEABLE,
  42         }, {
  43                 .name           = "kernel",
  44                 .offset         = 0x020000,
  45                 .size           = 0x140000,
  46         }, {
  47                 .name           = "rootfs",
  48                 .offset         = 0x160000,
  49                 .size           = 0x280000,
  50         }, {
  51                 .name           = "config",
  52                 .offset         = 0x3e0000,
  53                 .size           = 0x020000,
  54                 .mask_flags     = MTD_WRITEABLE,
  55         }, {
  56                 .name           = "firmware",
  57                 .offset         = 0x020000,
  58                 .size           = 0x3c0000,
  59         }
  60 };
  61
  62 static struct flash_platform_data tl_wr841n_v1_flash_data = {
  63         .parts          = tl_wr841n_v1_partitions,
  64         .nr_parts       = ARRAY_SIZE(tl_wr841n_v1_partitions),
  65 };
  66
  67 static struct gpio_led tl_wr841n_v1_leds_gpio[] __initdata = {
  68         {
  69                 .name           = "tp-link:green:system",
  70                 .gpio           = TL_WR841ND_V1_GPIO_LED_SYSTEM,
  71                 .active_low     = 1,
  72         }, {
  73                 .name           = "tp-link:red:qss",
  74                 .gpio           = TL_WR841ND_V1_GPIO_LED_QSS_RED,
  75         }, {
  76                 .name           = "tp-link:green:qss",
  77                 .gpio           = TL_WR841ND_V1_GPIO_LED_QSS_GREEN,
  78         }
  79 };
  80
  81 static struct gpio_keys_button tl_wr841n_v1_gpio_keys[] __initdata = {
  82         {
  83                 .desc           = "reset",
  84                 .type           = EV_KEY,
  85                 .code           = KEY_RESTART,
  86                 .debounce_interval = TL_WR841ND_V1_KEYS_DEBOUNCE_INTERVAL,
  87                 .gpio           = TL_WR841ND_V1_GPIO_BTN_RESET,
  88                 .active_low     = 1,
  89         }, {
  90                 .desc           = "qss",
  91                 .type           = EV_KEY,
  92                 .code           = KEY_WPS_BUTTON,
  93                 .debounce_interval = TL_WR841ND_V1_KEYS_DEBOUNCE_INTERVAL,
  94                 .gpio           = TL_WR841ND_V1_GPIO_BTN_QSS,
  95                 .active_low     = 1,
  96         }
  97 };
  98
  99 static struct dsa_chip_data tl_wr841n_v1_dsa_chip = {
 100         .port_names[0]  = "wan",
 101         .port_names[1]  = "lan1",
 102         .port_names[2]  = "lan2",
 103         .port_names[3]  = "lan3",
 104         .port_names[4]  = "lan4",
 105         .port_names[5]  = "cpu",
 106 };
 107
 108 static struct dsa_platform_data tl_wr841n_v1_dsa_data = {
 109         .nr_chips       = 1,
 110         .chip           = &tl_wr841n_v1_dsa_chip,
 111 };
 112
 113 static void __init tl_wr841n_v1_setup(void)
 114 {
 115         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 116
 117         ath79_register_mdio(0, 0x0);
 118
 119         ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 120         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 121         ath79_eth0_data.speed = SPEED_100;
 122         ath79_eth0_data.duplex = DUPLEX_FULL;
 123
 124         ath79_register_eth(0);
 125         ath79_register_dsa(&ath79_eth0_device.dev, &ath79_mdio0_device.dev,
 126                            &tl_wr841n_v1_dsa_data);
 127
 128         ath79_register_m25p80(&tl_wr841n_v1_flash_data);
 129
 130         ath79_register_leds_gpio(-1, ARRAY_SIZE(tl_wr841n_v1_leds_gpio),
 131                                  tl_wr841n_v1_leds_gpio);
 132
 133         ath79_register_gpio_keys_polled(-1, TL_WR841ND_V1_KEYS_POLL_INTERVAL,
 134                                         ARRAY_SIZE(tl_wr841n_v1_gpio_keys),
 135                                         tl_wr841n_v1_gpio_keys);
 136         ath79_register_pci();
 137 }
 138
 139 MIPS_MACHINE(ATH79_MACH_TL_WR841N_V1, "TL-WR841N-v1.5", "TP-LINK TL-WR841N v1",
 140              tl_wr841n_v1_setup);