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

   1 /*
   2  *  TP-LINK TL-WR841N board support
   3  *
   4  *  Copyright (C) 2009 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-ar71xx/ar71xx.h>
  16
  17 #include "machtype.h"
  18 #include "devices.h"
  19 #include "dev-dsa.h"
  20 #include "dev-m25p80.h"
  21 #include "dev-gpio-buttons.h"
  22 #include "dev-pb42-pci.h"
  23 #include "dev-leds-gpio.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 #ifdef CONFIG_MTD_PARTITIONS
  37 static struct mtd_partition tl_wr841n_v1_partitions[] = {
  38         {
  39                 .name           = "redboot",
  40                 .offset         = 0,
  41                 .size           = 0x020000,
  42                 .mask_flags     = MTD_WRITEABLE,
  43         }, {
  44                 .name           = "kernel",
  45                 .offset         = 0x020000,
  46                 .size           = 0x140000,
  47         }, {
  48                 .name           = "rootfs",
  49                 .offset         = 0x160000,
  50                 .size           = 0x280000,
  51         }, {
  52                 .name           = "config",
  53                 .offset         = 0x3e0000,
  54                 .size           = 0x020000,
  55                 .mask_flags     = MTD_WRITEABLE,
  56         }, {
  57                 .name           = "firmware",
  58                 .offset         = 0x020000,
  59                 .size           = 0x3c0000,
  60         }
  61 };
  62 #endif /* CONFIG_MTD_PARTITIONS */
  63
  64 static struct flash_platform_data tl_wr841n_v1_flash_data = {
  65 #ifdef CONFIG_MTD_PARTITIONS
  66         .parts          = tl_wr841n_v1_partitions,
  67         .nr_parts       = ARRAY_SIZE(tl_wr841n_v1_partitions),
  68 #endif
  69 };
  70
  71 static struct gpio_led tl_wr841n_v1_leds_gpio[] __initdata = {
  72         {
  73                 .name           = "tp-link:green:system",
  74                 .gpio           = TL_WR841ND_V1_GPIO_LED_SYSTEM,
  75                 .active_low     = 1,
  76         }, {
  77                 .name           = "tp-link:red:qss",
  78                 .gpio           = TL_WR841ND_V1_GPIO_LED_QSS_RED,
  79         }, {
  80                 .name           = "tp-link:green:qss",
  81                 .gpio           = TL_WR841ND_V1_GPIO_LED_QSS_GREEN,
  82         }
  83 };
  84
  85 static struct gpio_keys_button tl_wr841n_v1_gpio_keys[] __initdata = {
  86         {
  87                 .desc           = "reset",
  88                 .type           = EV_KEY,
  89                 .code           = KEY_RESTART,
  90                 .debounce_interval = TL_WR841ND_V1_KEYS_DEBOUNCE_INTERVAL,
  91                 .gpio           = TL_WR841ND_V1_GPIO_BTN_RESET,
  92                 .active_low     = 1,
  93         }, {
  94                 .desc           = "qss",
  95                 .type           = EV_KEY,
  96                 .code           = KEY_WPS_BUTTON,
  97                 .debounce_interval = TL_WR841ND_V1_KEYS_DEBOUNCE_INTERVAL,
  98                 .gpio           = TL_WR841ND_V1_GPIO_BTN_QSS,
  99                 .active_low     = 1,
 100         }
 101 };
 102
 103 static struct dsa_chip_data tl_wr841n_v1_dsa_chip = {
 104         .port_names[0]  = "wan",
 105         .port_names[1]  = "lan1",
 106         .port_names[2]  = "lan2",
 107         .port_names[3]  = "lan3",
 108         .port_names[4]  = "lan4",
 109         .port_names[5]  = "cpu",
 110 };
 111
 112 static struct dsa_platform_data tl_wr841n_v1_dsa_data = {
 113         .nr_chips       = 1,
 114         .chip           = &tl_wr841n_v1_dsa_chip,
 115 };
 116
 117 static void __init tl_wr841n_v1_setup(void)
 118 {
 119         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 120
 121         ar71xx_add_device_mdio(0, 0x0);
 122
 123         ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
 124         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 125         ar71xx_eth0_data.speed = SPEED_100;
 126         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 127
 128         ar71xx_add_device_eth(0);
 129         ar71xx_add_device_dsa(&ar71xx_eth0_device.dev, &ar71xx_mdio_device.dev,
 130                               &tl_wr841n_v1_dsa_data);
 131
 132         ar71xx_add_device_m25p80(&tl_wr841n_v1_flash_data);
 133
 134         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_wr841n_v1_leds_gpio),
 135                                         tl_wr841n_v1_leds_gpio);
 136
 137         ar71xx_register_gpio_keys_polled(-1, TL_WR841ND_V1_KEYS_POLL_INTERVAL,
 138                                          ARRAY_SIZE(tl_wr841n_v1_gpio_keys),
 139                                          tl_wr841n_v1_gpio_keys);
 140
 141         pb42_pci_init();
 142 }
 143
 144 MIPS_MACHINE(AR71XX_MACH_TL_WR841N_V1, "TL-WR841N-v1.5", "TP-LINK TL-WR841N v1",
 145              tl_wr841n_v1_setup);