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
  14 #include <asm/mach-ar71xx/ar71xx.h>
  15
  16 #include "machtype.h"
  17 #include "devices.h"
  18 #include "dev-dsa.h"
  19 #include "dev-m25p80.h"
  20 #include "dev-gpio-buttons.h"
  21 #include "dev-pb42-pci.h"
  22 #include "dev-leds-gpio.h"
  23
  24 #define TL_WR841ND_V1_GPIO_LED_SYSTEM           2
  25 #define TL_WR841ND_V1_GPIO_LED_QSS_GREEN        4
  26 #define TL_WR841ND_V1_GPIO_LED_QSS_RED          5
  27
  28 #define TL_WR841ND_V1_GPIO_BTN_RESET    3
  29 #define TL_WR841ND_V1_GPIO_BTN_QSS      7
  30
  31 #define TL_WR841ND_V1_BUTTONS_POLL_INTERVAL     20
  32
  33 #ifdef CONFIG_MTD_PARTITIONS
  34 static struct mtd_partition tl_wr841n_v1_partitions[] = {
  35         {
  36                 .name           = "redboot",
  37                 .offset         = 0,
  38                 .size           = 0x020000,
  39                 .mask_flags     = MTD_WRITEABLE,
  40         } , {
  41                 .name           = "kernel",
  42                 .offset         = 0x020000,
  43                 .size           = 0x140000,
  44         } , {
  45                 .name           = "rootfs",
  46                 .offset         = 0x160000,
  47                 .size           = 0x280000,
  48         } , {
  49                 .name           = "config",
  50                 .offset         = 0x3e0000,
  51                 .size           = 0x020000,
  52                 .mask_flags     = MTD_WRITEABLE,
  53         } , {
  54                 .name           = "firmware",
  55                 .offset         = 0x020000,
  56                 .size           = 0x3c0000,
  57         }
  58 };
  59 #endif /* CONFIG_MTD_PARTITIONS */
  60
  61 static struct flash_platform_data tl_wr841n_v1_flash_data = {
  62 #ifdef CONFIG_MTD_PARTITIONS
  63         .parts          = tl_wr841n_v1_partitions,
  64         .nr_parts       = ARRAY_SIZE(tl_wr841n_v1_partitions),
  65 #endif
  66 };
  67
  68 static struct gpio_led tl_wr841n_v1_leds_gpio[] __initdata = {
  69         {
  70                 .name           = "tl-wr841n:green:system",
  71                 .gpio           = TL_WR841ND_V1_GPIO_LED_SYSTEM,
  72                 .active_low     = 1,
  73         }, {
  74                 .name           = "tl-wr841n:red:qss",
  75                 .gpio           = TL_WR841ND_V1_GPIO_LED_QSS_RED,
  76         }, {
  77                 .name           = "tl-wr841n:green:qss",
  78                 .gpio           = TL_WR841ND_V1_GPIO_LED_QSS_GREEN,
  79         }
  80 };
  81
  82 static struct gpio_button tl_wr841n_v1_gpio_buttons[] __initdata = {
  83         {
  84                 .desc           = "reset",
  85                 .type           = EV_KEY,
  86                 .code           = KEY_RESTART,
  87                 .threshold      = 3,
  88                 .gpio           = TL_WR841ND_V1_GPIO_BTN_RESET,
  89                 .active_low     = 1,
  90         }, {
  91                 .desc           = "qss",
  92                 .type           = EV_KEY,
  93                 .code           = KEY_WPS_BUTTON,
  94                 .threshold      = 3,
  95                 .gpio           = TL_WR841ND_V1_GPIO_BTN_QSS,
  96                 .active_low     = 1,
  97         }
  98 };
  99
 100 static struct dsa_chip_data tl_wr841n_v1_dsa_chip = {
 101         .port_names[0]  = "wan",
 102         .port_names[1]  = "lan1",
 103         .port_names[2]  = "lan2",
 104         .port_names[3]  = "lan3",
 105         .port_names[4]  = "lan4",
 106         .port_names[5]  = "cpu",
 107 };
 108
 109 static struct dsa_platform_data tl_wr841n_v1_dsa_data = {
 110         .nr_chips       = 1,
 111         .chip           = &tl_wr841n_v1_dsa_chip,
 112 };
 113
 114 static void __init tl_wr841n_v1_setup(void)
 115 {
 116         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 117
 118         ar71xx_add_device_mdio(0x0);
 119
 120         ar71xx_init_mac(ar71xx_eth0_data.mac_addr, mac, 0);
 121         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 122         ar71xx_eth0_data.speed = SPEED_100;
 123         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 124
 125         ar71xx_add_device_eth(0);
 126
 127         ar71xx_add_device_dsa(0, &tl_wr841n_v1_dsa_data);
 128
 129         ar71xx_add_device_m25p80(&tl_wr841n_v1_flash_data);
 130
 131         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_wr841n_v1_leds_gpio),
 132                                         tl_wr841n_v1_leds_gpio);
 133
 134         ar71xx_add_device_gpio_buttons(-1, TL_WR841ND_V1_BUTTONS_POLL_INTERVAL,
 135                                         ARRAY_SIZE(tl_wr841n_v1_gpio_buttons),
 136                                         tl_wr841n_v1_gpio_buttons);
 137
 138         pb42_pci_init();
 139 }
 140
 141 MIPS_MACHINE(AR71XX_MACH_TL_WR841N_V1, "TL-WR841N-v1.5", "TP-LINK TL-WR841N v1",
 142              tl_wr841n_v1_setup);