target/linux/ar71xx/files/arch/mips/ar71xx/mach-tl-wr741nd.c

   1 /*
   2  *  TP-LINK TL-WR741ND 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/spi/spi.h>
  15 #include <linux/spi/flash.h>
  16 #include <linux/input.h>
  17
  18 #include <asm/mips_machine.h>
  19
  20 #include <asm/mach-ar71xx/ar71xx.h>
  21 #include <asm/mach-ar71xx/pci.h>
  22
  23 #include "devices.h"
  24
  25 #define TL_WR741ND_GPIO_LED_QSS         0
  26 #define TL_WR741ND_GPIO_LED_SYSTEM      1
  27
  28 #define TL_WR741ND_GPIO_BTN_RESET       11
  29 #define TL_WR741ND_GPIO_BTN_QSS         12
  30
  31 #define TL_WR741ND_BUTTONS_POLL_INTERVAL        20
  32
  33 #ifdef CONFIG_MTD_PARTITIONS
  34 static struct mtd_partition tl_wr741nd_partitions[] = {
  35         {
  36                 .name           = "u-boot",
  37                 .offset         = 0,
  38                 .size           = 0x020000,
  39                 .mask_flags     = MTD_WRITEABLE,
  40         } , {
  41                 .name           = "kernel",
  42                 .offset         = 0x020000,
  43                 .size           = 0x120000,
  44         } , {
  45                 .name           = "rootfs",
  46                 .offset         = 0x140000,
  47                 .size           = 0x2b0000,
  48         } , {
  49                 .name           = "art",
  50                 .offset         = 0x3f0000,
  51                 .size           = 0x010000,
  52                 .mask_flags     = MTD_WRITEABLE,
  53         } , {
  54                 .name           = "firmware",
  55                 .offset         = 0x020000,
  56                 .size           = 0x3d0000,
  57         }
  58 };
  59 #endif /* CONFIG_MTD_PARTITIONS */
  60
  61 static struct flash_platform_data tl_wr741nd_flash_data = {
  62 #ifdef CONFIG_MTD_PARTITIONS
  63         .parts          = tl_wr741nd_partitions,
  64         .nr_parts       = ARRAY_SIZE(tl_wr741nd_partitions),
  65 #endif
  66 };
  67
  68 static struct spi_board_info tl_wr741nd_spi_info[] = {
  69         {
  70                 .bus_num        = 0,
  71                 .chip_select    = 0,
  72                 .max_speed_hz   = 25000000,
  73                 .modalias       = "m25p80",
  74                 .platform_data  = &tl_wr741nd_flash_data,
  75         }
  76 };
  77
  78 static struct gpio_led tl_wr741nd_leds_gpio[] __initdata = {
  79         {
  80                 .name           = "tl-wr741nd:green:system",
  81                 .gpio           = TL_WR741ND_GPIO_LED_SYSTEM,
  82                 .active_low     = 1,
  83         }, {
  84                 .name           = "tl-wr741nd:green:qss",
  85                 .gpio           = TL_WR741ND_GPIO_LED_QSS,
  86                 .active_low     = 1,
  87         }
  88 };
  89
  90 static struct gpio_button tl_wr741nd_gpio_buttons[] __initdata = {
  91         {
  92                 .desc           = "reset",
  93                 .type           = EV_KEY,
  94                 .code           = BTN_0,
  95                 .threshold      = 5,
  96                 .gpio           = TL_WR741ND_GPIO_BTN_RESET,
  97                 .active_low     = 1,
  98         }, {
  99                 .desc           = "qss",
 100                 .type           = EV_KEY,
 101                 .code           = BTN_1,
 102                 .threshold      = 5,
 103                 .gpio           = TL_WR741ND_GPIO_BTN_QSS,
 104                 .active_low     = 1,
 105         }
 106 };
 107
 108 static struct ar71xx_pci_irq tl_wr741nd_pci_irqs[] __initdata = {
 109         {
 110                 .slot   = 0,
 111                 .pin    = 1,
 112                 .irq    = AR71XX_PCI_IRQ_DEV0,
 113         }
 114 };
 115
 116 static void __init tl_wr741nd_setup(void)
 117 {
 118         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 119
 120         ar71xx_set_mac_base(mac);
 121         ar71xx_add_device_mdio(0x0);
 122
 123         /* WAN port */
 124         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 125         ar71xx_eth0_data.phy_mask = 0x0;
 126         ar71xx_eth0_data.speed = SPEED_100;
 127         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 128
 129         /* LAN ports */
 130         ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 131         ar71xx_eth1_data.phy_mask = 0x0;
 132         ar71xx_eth1_data.speed = SPEED_1000;
 133         ar71xx_eth1_data.duplex = DUPLEX_FULL;
 134
 135         ar71xx_add_device_eth(1);
 136         ar71xx_add_device_eth(0);
 137
 138         ar71xx_add_device_spi(NULL, tl_wr741nd_spi_info,
 139                                         ARRAY_SIZE(tl_wr741nd_spi_info));
 140
 141         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_wr741nd_leds_gpio),
 142                                         tl_wr741nd_leds_gpio);
 143
 144         ar71xx_add_device_gpio_buttons(-1, TL_WR741ND_BUTTONS_POLL_INTERVAL,
 145                                         ARRAY_SIZE(tl_wr741nd_gpio_buttons),
 146                                         tl_wr741nd_gpio_buttons);
 147
 148         ar71xx_pci_init(ARRAY_SIZE(tl_wr741nd_pci_irqs), tl_wr741nd_pci_irqs);
 149 }
 150 MIPS_MACHINE(AR71XX_MACH_TL_WR741ND, "TP-LINK TL-WR741ND", tl_wr741nd_setup);