target/linux/ar71xx/files/arch/mips/ar71xx/mach-tl-wa901nd.c

   1 /*
   2  *  TP-LINK TL-WA901ND board support
   3  *
   4  *  Copyright (C) 2009-2010 Gabor Juhos <juhosg@openwrt.org>
   5  *  Copyright (C) 2010 Pieter Hollants <pieter@hollants.com>
   6  *
   7  *  This program is free software; you can redistribute it and/or modify it
   8  *  under the terms of the GNU General Public License version 2 as published
   9  *  by the Free Software Foundation.
  10  */
  11
  12 #include <linux/mtd/mtd.h>
  13 #include <linux/mtd/partitions.h>
  14
  15 #include <asm/mach-ar71xx/ar71xx.h>
  16
  17 #include "machtype.h"
  18 #include "devices.h"
  19 #include "dev-dsa.h"
  20 #include "dev-m25p80.h"
  21 #include "dev-ap91-pci.h"
  22 #include "dev-gpio-buttons.h"
  23 #include "dev-leds-gpio.h"
  24
  25 #define TL_WA901ND_GPIO_LED_QSS         0
  26 #define TL_WA901ND_GPIO_LED_SYSTEM      1
  27
  28 #define TL_WA901ND_GPIO_BTN_RESET       11
  29 #define TL_WA901ND_GPIO_BTN_QSS         12
  30
  31 #define TL_WA901ND_BUTTONS_POLL_INTERVAL        20
  32
  33 #ifdef CONFIG_MTD_PARTITIONS
  34 static struct mtd_partition tl_wa901nd_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           = 0x140000,
  44         } , {
  45                 .name           = "rootfs",
  46                 .offset         = 0x160000,
  47                 .size           = 0x290000,
  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_wa901nd_flash_data = {
  62 #ifdef CONFIG_MTD_PARTITIONS
  63         .parts          = tl_wa901nd_partitions,
  64         .nr_parts       = ARRAY_SIZE(tl_wa901nd_partitions),
  65 #endif
  66 };
  67
  68 static struct gpio_led tl_wa901nd_leds_gpio[] __initdata = {
  69         {
  70                 .name           = "tl-wa901nd:green:system",
  71                 .gpio           = TL_WA901ND_GPIO_LED_SYSTEM,
  72                 .active_low     = 1,
  73         }, {
  74                 .name           = "tl-wa901nd:green:qss",
  75                 .gpio           = TL_WA901ND_GPIO_LED_QSS,
  76                 .active_low     = 1,
  77         }
  78 };
  79
  80 static struct gpio_button tl_wa901nd_gpio_buttons[] __initdata = {
  81         {
  82                 .desc           = "reset",
  83                 .type           = EV_KEY,
  84                 .code           = BTN_0,
  85                 .threshold      = 3,
  86                 .gpio           = TL_WA901ND_GPIO_BTN_RESET,
  87                 .active_low     = 1,
  88         }, {
  89                 .desc           = "qss",
  90                 .type           = EV_KEY,
  91                 .code           = BTN_1,
  92                 .threshold      = 3,
  93                 .gpio           = TL_WA901ND_GPIO_BTN_QSS,
  94                 .active_low     = 1,
  95         }
  96 };
  97
  98 static struct dsa_chip_data tl_wa901nd_v1_dsa_chip = {
  99         .port_names[0]  = "cpu",
 100         .port_names[1]  = "lan",
 101 };
 102
 103 static struct dsa_platform_data tl_wa901nd_v1_dsa_data = {
 104         .nr_chips       = 1,
 105         .chip           = &tl_wa901nd_v1_dsa_chip,
 106 };
 107
 108 static void __init tl_wa901nd_setup(void)
 109 {
 110         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
 111         u8 *ee  = (u8 *) KSEG1ADDR(0x1fff1000);
 112
 113         ar71xx_set_mac_base(mac);
 114
 115         /*
 116          * ar71xx_eth0 would be the WAN port, but is not connected on
 117          * the TL-WA901ND. ar71xx_eth1 connects to the internal switch chip,
 118          * however we have a single LAN port only.
 119          */
 120         ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 121         ar71xx_eth1_data.speed       = SPEED_1000;
 122         ar71xx_eth1_data.duplex      = DUPLEX_FULL;
 123
 124         ar71xx_add_device_mdio(0x0);
 125         ar71xx_add_device_eth(1);
 126
 127         ar71xx_add_device_dsa(1, &tl_wa901nd_v1_dsa_data);
 128
 129         ar71xx_add_device_m25p80(&tl_wa901nd_flash_data);
 130
 131         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(tl_wa901nd_leds_gpio),
 132                                     tl_wa901nd_leds_gpio);
 133
 134         ar71xx_add_device_gpio_buttons(-1, TL_WA901ND_BUTTONS_POLL_INTERVAL,
 135                                        ARRAY_SIZE(tl_wa901nd_gpio_buttons),
 136                                        tl_wa901nd_gpio_buttons);
 137
 138         ap91_pci_init(ee, mac);
 139 }
 140
 141 MIPS_MACHINE(AR71XX_MACH_TL_WA901ND, "TL-WA901ND", "TP-LINK TL-WA901ND",
 142              tl_wa901nd_setup);