target/linux/ar71xx/files/arch/mips/ar71xx/mach-ap81.c

   1 /*
   2  *  Atheros AP81 board support
   3  *
   4  *  Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
   5  *  Copyright (C) 2009 Imre Kaloz <kaloz@openwrt.org>
   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/platform_device.h>
  13 #include <linux/mtd/mtd.h>
  14 #include <linux/mtd/partitions.h>
  15 #include <linux/spi/spi.h>
  16 #include <linux/spi/flash.h>
  17 #include <linux/input.h>
  18
  19 #include <asm/mips_machine.h>
  20 #include <asm/mach-ar71xx/ar71xx.h>
  21
  22 #include "devices.h"
  23
  24 #define AP81_GPIO_LED_STATUS    1
  25 #define AP81_GPIO_LED_AOSS      3
  26 #define AP81_GPIO_LED_WLAN      6
  27 #define AP81_GPIO_LED_POWER     14
  28
  29 #define AP81_GPIO_BTN_SW4       12
  30 #define AP81_GPIO_BTN_SW1       21
  31
  32 #define AP81_BUTTONS_POLL_INTERVAL      20
  33
  34 #ifdef CONFIG_MTD_PARTITIONS
  35 static struct mtd_partition ap81_partitions[] = {
  36         {
  37                 .name           = "u-boot",
  38                 .offset         = 0,
  39                 .size           = 0x040000,
  40                 .mask_flags     = MTD_WRITEABLE,
  41         } , {
  42                 .name           = "u-boot-env",
  43                 .offset         = 0x040000,
  44                 .size           = 0x010000,
  45         } , {
  46                 .name           = "rootfs",
  47                 .offset         = 0x050000,
  48                 .size           = 0x500000,
  49         } , {
  50                 .name           = "uImage",
  51                 .offset         = 0x550000,
  52                 .size           = 0x100000,
  53         } , {
  54                 .name           = "ART",
  55                 .offset         = 0x650000,
  56                 .size           = 0x1b0000,
  57                 .mask_flags     = MTD_WRITEABLE,
  58         }
  59 };
  60 #endif /* CONFIG_MTD_PARTITIONS */
  61
  62 static struct flash_platform_data ap81_flash_data = {
  63 #ifdef CONFIG_MTD_PARTITIONS
  64         .parts          = ap81_partitions,
  65         .nr_parts       = ARRAY_SIZE(ap81_partitions),
  66 #endif
  67 };
  68
  69 static struct spi_board_info ap81_spi_info[] = {
  70         {
  71                 .bus_num        = 0,
  72                 .chip_select    = 0,
  73                 .max_speed_hz   = 25000000,
  74                 .modalias       = "m25p80",
  75                 .platform_data  = &ap81_flash_data,
  76         }
  77 };
  78
  79 static struct gpio_led ap81_leds_gpio[] __initdata = {
  80         {
  81                 .name           = "ap81:green:status",
  82                 .gpio           = AP81_GPIO_LED_STATUS,
  83                 .active_low     = 1,
  84         }, {
  85                 .name           = "ap81:amber:aoss",
  86                 .gpio           = AP81_GPIO_LED_AOSS,
  87                 .active_low     = 1,
  88         }, {
  89                 .name           = "ap81:green:wlan",
  90                 .gpio           = AP81_GPIO_LED_WLAN,
  91                 .active_low     = 1,
  92         }, {
  93                 .name           = "ap81:green:power",
  94                 .gpio           = AP81_GPIO_LED_POWER,
  95                 .active_low     = 1,
  96         }
  97 };
  98
  99 static struct gpio_button ap81_gpio_buttons[] __initdata = {
 100         {
 101                 .desc           = "sw1",
 102                 .type           = EV_KEY,
 103                 .code           = BTN_0,
 104                 .threshold      = 5,
 105                 .gpio           = AP81_GPIO_BTN_SW1,
 106                 .active_low     = 1,
 107         } , {
 108                 .desc           = "sw4",
 109                 .type           = EV_KEY,
 110                 .code           = BTN_1,
 111                 .threshold      = 5,
 112                 .gpio           = AP81_GPIO_BTN_SW4,
 113                 .active_low     = 1,
 114         }
 115 };
 116
 117 static void __init ap81_setup(void)
 118 {
 119         u8 *mac = (u8 *) KSEG1ADDR(0x1fff1000);
 120
 121         ar71xx_set_mac_base(mac);
 122         ar71xx_add_device_mdio(0x0);
 123
 124         ar71xx_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 125         ar71xx_eth0_data.phy_mask = 0xf;
 126         ar71xx_eth0_data.speed = SPEED_100;
 127         ar71xx_eth0_data.duplex = DUPLEX_FULL;
 128         ar71xx_eth0_data.has_ar8216 = 1;
 129
 130         ar71xx_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_RMII;
 131         ar71xx_eth1_data.phy_mask = 0x10;
 132
 133         ar71xx_add_device_eth(0);
 134         ar71xx_add_device_eth(1);
 135
 136         ar71xx_add_device_usb();
 137
 138         ar71xx_add_device_spi(NULL, ap81_spi_info,
 139                               ARRAY_SIZE(ap81_spi_info));
 140
 141         ar71xx_add_device_leds_gpio(-1, ARRAY_SIZE(ap81_leds_gpio),
 142                                         ap81_leds_gpio);
 143
 144         ar71xx_add_device_gpio_buttons(-1, AP81_BUTTONS_POLL_INTERVAL,
 145                                         ARRAY_SIZE(ap81_gpio_buttons),
 146                                         ap81_gpio_buttons);
 147
 148         ar91xx_add_device_wmac();
 149 }
 150
 151 MIPS_MACHINE(AR71XX_MACH_AP81, "Atheros AP81", ap81_setup);