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/platform_device.h>
  12 #include <linux/mtd/mtd.h>
  13 #include <linux/mtd/partitions.h>
  14 #include <linux/input.h>
  15
  16 #include <asm/mips_machine.h>
  17 #include <asm/mach-ar71xx/ar71xx.h>
  18 #include <asm/mach-ar71xx/pci.h>
  19
  20 #include "devices.h"
  21 #include "dev-m25p80.h"
  22 #include "dev-ar913x-wmac.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 ar71xx_pci_irq tl_wr841n_v1_pci_irqs[] __initdata = {
  69         {
  70                 .slot   = 0,
  71                 .pin    = 1,
  72                 .irq    = AR71XX_PCI_IRQ_DEV0,
  73         }, {
  74                 .slot   = 1,
  75                 .pin    = 1,
  76                 .irq    = AR71XX_PCI_IRQ_DEV1,
  77         }, {
  78                 .slot   = 2,
  79                 .pin    = 1,
  80                 .irq    = AR71XX_PCI_IRQ_DEV2,
  81         }
  82 };
  83
  84 static struct gpio_led tl_wr841n_v1_leds_gpio[] __initdata = {
  85         {
  86                 .name           = "tl-wr841n:green:system",
  87                 .gpio           = TL_WR841ND_V1_GPIO_LED_SYSTEM,
  88                 .active_low     = 1,
  89         }, {
  90                 .name           = "tl-wr841n:red:qss",
  91                 .gpio           = TL_WR841ND_V1_GPIO_LED_QSS_RED,
  92         }, {
  93                 .name           = "tl-wr841n:green:qss",
  94                 .gpio           = TL_WR841ND_V1_GPIO_LED_QSS_GREEN,
  95         }
  96 };
  97
  98 static struct gpio_button tl_wr841n_v1_gpio_buttons[] __initdata = {
  99         {
 100                 .desc           = "reset",
 101                 .type           = EV_KEY,
 102                 .code           = BTN_0,
 103                 .threshold      = 5,
 104                 .gpio           = TL_WR841ND_V1_GPIO_BTN_RESET,
 105                 .active_low     = 1,
 106         }, {
 107                 .desc           = "qss",
 108                 .type           = EV_KEY,
 109                 .code           = BTN_1,
 110                 .threshold      = 5,
 111                 .gpio           = TL_WR841ND_V1_GPIO_BTN_QSS,
 112                 .active_low     = 1,
 113         }
 114 };
 115
 116 static struct dsa_chip_data tl_wr841n_v1_dsa_chip = {
 117         .port_names[0]  = "wan",
 118         .port_names[1]  = "lan1",
 119         .port_names[2]  = "lan2",
 120         .port_names[3]  = "lan3",
 121         .port_names[4]  = "lan4",
 122         .port_names[5]  = "cpu",
 123 };
 124
 125 static struct dsa_platform_data tl_wr841n_v1_dsa_data = {
 126         .nr_chips       = 1,
 127         .chip           = &tl_wr841n_v1_dsa_chip,
 128 };
 129
 130 static void __init tl_wr841n_v1_setup(void)
 131 {
 132         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 133
 134         ar71xx_set_mac_base(mac);
 135
 136         ar71xx_add_device_mdio(0x0);
 137
 138         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 139         ar71xx_eth0_data.phy_mask = 0x0;
 140         ar71xx_eth0_data.speed = SPEED_100;
 141         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 142
 143         ar71xx_add_device_eth(0);
 144
 145         ar71xx_add_device_dsa(0, &tl_wr841n_v1_dsa_data);
 146
 147         ar71xx_add_device_m25p80(&tl_wr841n_v1_flash_data);
 148
 149         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_wr841n_v1_leds_gpio),
 150                                         tl_wr841n_v1_leds_gpio);
 151
 152         ar71xx_add_device_gpio_buttons(-1, TL_WR841ND_V1_BUTTONS_POLL_INTERVAL,
 153                                         ARRAY_SIZE(tl_wr841n_v1_gpio_buttons),
 154                                         tl_wr841n_v1_gpio_buttons);
 155
 156         ar71xx_pci_init(ARRAY_SIZE(tl_wr841n_v1_pci_irqs),
 157                         tl_wr841n_v1_pci_irqs);
 158 }
 159
 160 MIPS_MACHINE(AR71XX_MACH_TL_WR841N_V1, "TP-LINK TL-WR841N v1",
 161              tl_wr841n_v1_setup);