target/linux/ar71xx/files/arch/mips/ath79/mach-om2p.c

   1 /*
   2  *  OpenMesh OM2P support
   3  *
   4  *  Copyright (C) 2011 Marek Lindner <marek@open-mesh.com>
   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/gpio.h>
  12 #include <linux/mtd/mtd.h>
  13 #include <linux/mtd/partitions.h>
  14 #include <linux/platform_device.h>
  15
  16 #include <asm/mach-ath79/ar71xx_regs.h>
  17 #include <asm/mach-ath79/ath79.h>
  18
  19 #include "common.h"
  20 #include "dev-ap9x-pci.h"
  21 #include "dev-eth.h"
  22 #include "dev-gpio-buttons.h"
  23 #include "dev-leds-gpio.h"
  24 #include "dev-m25p80.h"
  25 #include "machtypes.h"
  26
  27 #define OM2P_GPIO_LED_POWER     0
  28 #define OM2P_GPIO_LED_GREEN     13
  29 #define OM2P_GPIO_LED_RED       14
  30 #define OM2P_GPIO_LED_YELLOW    15
  31 #define OM2P_GPIO_LED_LAN       16
  32 #define OM2P_GPIO_LED_WAN       17
  33 #define OM2P_GPIO_BTN_RESET     11
  34
  35 #define OM2P_KEYS_POLL_INTERVAL         20      /* msecs */
  36 #define OM2P_KEYS_DEBOUNCE_INTERVAL     (3 * OM2P_KEYS_POLL_INTERVAL)
  37
  38 #define OM2P_WAN_PHYMASK        BIT(4)
  39
  40 static struct flash_platform_data om2p_flash_data = {
  41         .type = "s25sl12800",
  42         .name = "ar7240-nor0",
  43 };
  44
  45 static struct gpio_led om2p_leds_gpio[] __initdata = {
  46         {
  47                 .name           = "om2p:blue:power",
  48                 .gpio           = OM2P_GPIO_LED_POWER,
  49                 .active_low     = 1,
  50         }, {
  51                 .name           = "om2p:red:wifi",
  52                 .gpio           = OM2P_GPIO_LED_RED,
  53                 .active_low     = 1,
  54         }, {
  55                 .name           = "om2p:yellow:wifi",
  56                 .gpio           = OM2P_GPIO_LED_YELLOW,
  57                 .active_low     = 1,
  58         }, {
  59                 .name           = "om2p:green:wifi",
  60                 .gpio           = OM2P_GPIO_LED_GREEN,
  61                 .active_low     = 1,
  62         }, {
  63                 .name           = "om2p:blue:lan",
  64                 .gpio           = OM2P_GPIO_LED_LAN,
  65                 .active_low     = 1,
  66         }, {
  67                 .name           = "om2p:blue:wan",
  68                 .gpio           = OM2P_GPIO_LED_WAN,
  69                 .active_low     = 1,
  70         }
  71 };
  72
  73 static struct gpio_keys_button om2p_gpio_keys[] __initdata = {
  74         {
  75                 .desc           = "reset",
  76                 .type           = EV_KEY,
  77                 .code           = KEY_RESTART,
  78                 .debounce_interval = OM2P_KEYS_DEBOUNCE_INTERVAL,
  79                 .gpio           = OM2P_GPIO_BTN_RESET,
  80                 .active_low     = 1,
  81         }
  82 };
  83
  84 static void __init om2p_setup(void)
  85 {
  86         u8 *mac1 = (u8 *)KSEG1ADDR(0x1ffc0000);
  87         u8 *mac2 = (u8 *)KSEG1ADDR(0x1ffc0000 + ETH_ALEN);
  88         u8 *ee = (u8 *)KSEG1ADDR(0x1ffc1000);
  89
  90         ath79_gpio_function_disable(AR724X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
  91                                     AR724X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
  92                                     AR724X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
  93                                     AR724X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
  94                                     AR724X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
  95
  96         ath79_register_m25p80(&om2p_flash_data);
  97
  98         ath79_register_mdio(0, ~OM2P_WAN_PHYMASK);
  99
 100         ath79_init_mac(ath79_eth0_data.mac_addr, mac1, 0);
 101         ath79_init_mac(ath79_eth1_data.mac_addr, mac2, 0);
 102
 103         ath79_register_eth(0);
 104         ath79_register_eth(1);
 105
 106         ap91_pci_init(ee, NULL);
 107
 108         ath79_register_leds_gpio(-1, ARRAY_SIZE(om2p_leds_gpio),
 109                                  om2p_leds_gpio);
 110
 111         ath79_register_gpio_keys_polled(-1, OM2P_KEYS_POLL_INTERVAL,
 112                                         ARRAY_SIZE(om2p_gpio_keys),
 113                                         om2p_gpio_keys);
 114 }
 115
 116 MIPS_MACHINE(ATH79_MACH_OM2P, "OM2P", "OpenMesh OM2P", om2p_setup);