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      5
  26
  27 #define TL_WR841ND_V1_GPIO_BTN_RESET    3
  28 #define TL_WR841ND_V1_GPIO_BTN_QSS      7
  29
  30 #define TL_WR841ND_V1_BUTTONS_POLL_INTERVAL     20
  31
  32 #ifdef CONFIG_MTD_PARTITIONS
  33 static struct mtd_partition tl_wr841n_v1_partitions[] = {
  34         {
  35                 .name           = "redboot",
  36                 .offset         = 0,
  37                 .size           = 0x020000,
  38                 .mask_flags     = MTD_WRITEABLE,
  39         } , {
  40                 .name           = "kernel",
  41                 .offset         = 0x020000,
  42                 .size           = 0x140000,
  43         } , {
  44                 .name           = "rootfs",
  45                 .offset         = 0x160000,
  46                 .size           = 0x280000,
  47         } , {
  48                 .name           = "config",
  49                 .offset         = 0x3e0000,
  50                 .size           = 0x020000,
  51                 .mask_flags     = MTD_WRITEABLE,
  52         } , {
  53                 .name           = "firmware",
  54                 .offset         = 0x020000,
  55                 .size           = 0x3c0000,
  56         }
  57 };
  58 #endif /* CONFIG_MTD_PARTITIONS */
  59
  60 static struct flash_platform_data tl_wr841n_v1_flash_data = {
  61 #ifdef CONFIG_MTD_PARTITIONS
  62         .parts          = tl_wr841n_v1_partitions,
  63         .nr_parts       = ARRAY_SIZE(tl_wr841n_v1_partitions),
  64 #endif
  65 };
  66
  67 static struct ar71xx_pci_irq tl_wr841n_v1_pci_irqs[] __initdata = {
  68         {
  69                 .slot   = 0,
  70                 .pin    = 1,
  71                 .irq    = AR71XX_PCI_IRQ_DEV0,
  72         }, {
  73                 .slot   = 1,
  74                 .pin    = 1,
  75                 .irq    = AR71XX_PCI_IRQ_DEV1,
  76         }, {
  77                 .slot   = 2,
  78                 .pin    = 1,
  79                 .irq    = AR71XX_PCI_IRQ_DEV2,
  80         }
  81 };
  82
  83 static struct gpio_led tl_wr841n_v1_leds_gpio[] __initdata = {
  84         {
  85                 .name           = "tl-wr841n:green:system",
  86                 .gpio           = TL_WR841ND_V1_GPIO_LED_SYSTEM,
  87                 .active_low     = 1,
  88         }, {
  89                 .name           = "tl-wr841n:red:qss",
  90                 .gpio           = TL_WR841ND_V1_GPIO_LED_QSS,
  91                 .active_low     = 1,
  92         }
  93 };
  94
  95 static struct gpio_button tl_wr841n_v1_gpio_buttons[] __initdata = {
  96         {
  97                 .desc           = "reset",
  98                 .type           = EV_KEY,
  99                 .code           = BTN_0,
 100                 .threshold      = 5,
 101                 .gpio           = TL_WR841ND_V1_GPIO_BTN_RESET,
 102                 .active_low     = 1,
 103         }, {
 104                 .desc           = "qss",
 105                 .type           = EV_KEY,
 106                 .code           = BTN_1,
 107                 .threshold      = 5,
 108                 .gpio           = TL_WR841ND_V1_GPIO_BTN_QSS,
 109                 .active_low     = 1,
 110         }
 111 };
 112
 113 static struct dsa_chip_data tl_wr841n_v1_dsa_chip = {
 114         .port_names[0]  = "wan",
 115         .port_names[1]  = "lan1",
 116         .port_names[2]  = "lan2",
 117         .port_names[3]  = "lan3",
 118         .port_names[4]  = "lan4",
 119         .port_names[5]  = "cpu",
 120 };
 121
 122 static struct dsa_platform_data tl_wr841n_v1_dsa_data = {
 123         .nr_chips       = 1,
 124         .chip           = &tl_wr841n_v1_dsa_chip,
 125 };
 126
 127 static void __init tl_wr841n_v1_setup(void)
 128 {
 129         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 130
 131         ar71xx_set_mac_base(mac);
 132
 133         ar71xx_add_device_mdio(0x0);
 134
 135         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 136         ar71xx_eth0_data.phy_mask = 0x0;
 137         ar71xx_eth0_data.speed = SPEED_100;
 138         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 139
 140         ar71xx_add_device_eth(0);
 141
 142         ar71xx_add_device_dsa(0, &tl_wr841n_v1_dsa_data);
 143
 144         ar71xx_add_device_m25p80(&tl_wr841n_v1_flash_data);
 145
 146         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_wr841n_v1_leds_gpio),
 147                                         tl_wr841n_v1_leds_gpio);
 148
 149         ar71xx_add_device_gpio_buttons(-1, TL_WR841ND_V1_BUTTONS_POLL_INTERVAL,
 150                                         ARRAY_SIZE(tl_wr841n_v1_gpio_buttons),
 151                                         tl_wr841n_v1_gpio_buttons);
 152
 153         ar71xx_pci_init(ARRAY_SIZE(tl_wr841n_v1_pci_irqs),
 154                         tl_wr841n_v1_pci_irqs);
 155 }
 156
 157 MIPS_MACHINE(AR71XX_MACH_TL_WR841N_V1, "TP-LINK TL-WR841N v1",
 158              tl_wr841n_v1_setup);