target/linux/ar71xx/files/arch/mips/ar71xx/mach-tl-wr941nd.c

   1 /*
   2  *  TP-LINK TL-WR941ND 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
  18 #include <asm/mach-ar71xx/ar71xx.h>
  19
  20 #include "devices.h"
  21 #include "dev-m25p80.h"
  22
  23 #define TL_WR941ND_GPIO_LED_SYSTEM      2
  24 #define TL_WR941ND_GPIO_LED_QSS         5
  25
  26 #define TL_WR941ND_GPIO_BTN_RESET       3
  27 #define TL_WR941ND_GPIO_BTN_QSS         7
  28
  29 #define TL_WR941ND_BUTTONS_POLL_INTERVAL        20
  30
  31 #ifdef CONFIG_MTD_PARTITIONS
  32 static struct mtd_partition tl_wr941nd_partitions[] = {
  33         {
  34                 .name           = "u-boot",
  35                 .offset         = 0,
  36                 .size           = 0x020000,
  37                 .mask_flags     = MTD_WRITEABLE,
  38         } , {
  39                 .name           = "kernel",
  40                 .offset         = 0x020000,
  41                 .size           = 0x140000,
  42         } , {
  43                 .name           = "rootfs",
  44                 .offset         = 0x160000,
  45                 .size           = 0x290000,
  46         } , {
  47                 .name           = "art",
  48                 .offset         = 0x3f0000,
  49                 .size           = 0x010000,
  50                 .mask_flags     = MTD_WRITEABLE,
  51         } , {
  52                 .name           = "firmware",
  53                 .offset         = 0x020000,
  54                 .size           = 0x3d0000,
  55         }
  56 };
  57 #endif /* CONFIG_MTD_PARTITIONS */
  58
  59 static struct flash_platform_data tl_wr941nd_flash_data = {
  60 #ifdef CONFIG_MTD_PARTITIONS
  61         .parts          = tl_wr941nd_partitions,
  62         .nr_parts       = ARRAY_SIZE(tl_wr941nd_partitions),
  63 #endif
  64 };
  65
  66 static struct gpio_led tl_wr941nd_leds_gpio[] __initdata = {
  67         {
  68                 .name           = "tl-wr941nd:green:system",
  69                 .gpio           = TL_WR941ND_GPIO_LED_SYSTEM,
  70                 .active_low     = 1,
  71         }, {
  72                 .name           = "tl-wr941nd:red:qss",
  73                 .gpio           = TL_WR941ND_GPIO_LED_QSS,
  74                 .active_low     = 1,
  75         }
  76 };
  77
  78 static struct gpio_button tl_wr941nd_gpio_buttons[] __initdata = {
  79         {
  80                 .desc           = "reset",
  81                 .type           = EV_KEY,
  82                 .code           = BTN_0,
  83                 .threshold      = 5,
  84                 .gpio           = TL_WR941ND_GPIO_BTN_RESET,
  85                 .active_low     = 1,
  86         }, {
  87                 .desc           = "qss",
  88                 .type           = EV_KEY,
  89                 .code           = BTN_1,
  90                 .threshold      = 5,
  91                 .gpio           = TL_WR941ND_GPIO_BTN_QSS,
  92                 .active_low     = 1,
  93         }
  94 };
  95
  96 static struct dsa_chip_data tl_wr941nd_dsa_chip = {
  97         .port_names[0]  = "wan",
  98         .port_names[1]  = "lan1",
  99         .port_names[2]  = "lan2",
 100         .port_names[3]  = "lan3",
 101         .port_names[4]  = "lan4",
 102         .port_names[5]  = "cpu",
 103 };
 104
 105 static struct dsa_platform_data tl_wr941nd_dsa_data = {
 106         .nr_chips       = 1,
 107         .chip           = &tl_wr941nd_dsa_chip,
 108 };
 109
 110 static void __init tl_wr941nd_setup(void)
 111 {
 112         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 113
 114         ar71xx_set_mac_base(mac);
 115
 116         ar71xx_add_device_mdio(0x0);
 117
 118         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 119         ar71xx_eth0_data.phy_mask = 0x0;
 120         ar71xx_eth0_data.speed = SPEED_100;
 121         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 122
 123         ar71xx_add_device_eth(0);
 124         ar71xx_add_device_dsa(0, &tl_wr941nd_dsa_data);
 125
 126         ar71xx_add_device_m25p80(&tl_wr941nd_flash_data);
 127
 128         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_wr941nd_leds_gpio),
 129                                         tl_wr941nd_leds_gpio);
 130
 131         ar71xx_add_device_gpio_buttons(-1, TL_WR941ND_BUTTONS_POLL_INTERVAL,
 132                                         ARRAY_SIZE(tl_wr941nd_gpio_buttons),
 133                                         tl_wr941nd_gpio_buttons);
 134         ar91xx_add_device_wmac();
 135 }
 136
 137 MIPS_MACHINE(AR71XX_MACH_TL_WR941ND, "TP-LINK TL-WR941ND", tl_wr941nd_setup);