target/linux/ar71xx/files/arch/mips/ath79/mach-som9331.c

   1 /*
   2  *  OpenEmbed SOM9331 board support
   3  *
   4  *  Copyright (C) 2011 dongyuqi <729650915@qq.com>
   5  *  Copyright (C) 2011-2012 Gabor Juhos <juhosg@openwrt.org>
   6  *
   7  *  5/27/2016 - Modified by Allan Nick Pedrana <nik9993@gmail.com>
   8  *
   9  *  This program is free software; you can redistribute it and/or modify it
  10  *  under the terms of the GNU General Public License version 2 as published
  11  *  by the Free Software Foundation.
  12  */
  13
  14 #include <linux/gpio.h>
  15
  16 #include <asm/mach-ath79/ath79.h>
  17 #include <asm/mach-ath79/ar71xx_regs.h>
  18
  19 #include "common.h"
  20 #include "dev-eth.h"
  21 #include "dev-gpio-buttons.h"
  22 #include "dev-leds-gpio.h"
  23 #include "dev-m25p80.h"
  24 #include "dev-usb.h"
  25 #include "dev-wmac.h"
  26 #include "machtypes.h"
  27
  28 #define SOM9331_GPIO_LED_WLAN   27
  29 #define SOM9331_GPIO_LED_SYSTEM 0
  30 #define SOM9331_GPIO_LED_2  13
  31 #define SOM9331_GPIO_LED_3  14
  32 #define SOM9331_GPIO_LED_5  16
  33 #define SOM9331_GPIO_LED_WAN    SOM9331_GPIO_LED_2
  34 #define SOM9331_GPIO_LED_LAN1   SOM9331_GPIO_LED_3
  35 #define SOM9331_GPIO_LED_LAN2   SOM9331_GPIO_LED_5
  36 #define SOM9331_GPIO_BTN_RESET  11
  37
  38 #define SOM9331_KEYS_POLL_INTERVAL  20  /* msecs */
  39 #define SOM9331_KEYS_DEBOUNCE_INTERVAL  (3 * SOM9331_KEYS_POLL_INTERVAL)
  40
  41 static const char *som9331_part_probes[] = {
  42     "tp-link",
  43     NULL,
  44 };
  45
  46 static struct flash_platform_data som9331_flash_data = {
  47     .part_probes    = som9331_part_probes,
  48 };
  49
  50 static struct gpio_led som9331_leds_gpio[] __initdata = {
  51     {
  52         .name       = "som9331:red:wlan",
  53         .gpio       = SOM9331_GPIO_LED_WLAN,
  54         .active_low = 1,
  55     },
  56     {
  57         .name       = "som9331:orange:wan",
  58         .gpio       = SOM9331_GPIO_LED_WAN,
  59         .active_low = 0,
  60     },
  61     {
  62         .name       = "som9331:orange:lan1",
  63         .gpio       = SOM9331_GPIO_LED_LAN1,
  64         .active_low = 0,
  65     },
  66     {
  67         .name       = "som9331:orange:lan2",
  68         .gpio       = SOM9331_GPIO_LED_LAN2,
  69         .active_low = 0,
  70     },
  71     {
  72         .name       = "som9331:blue:system",
  73         .gpio       = SOM9331_GPIO_LED_SYSTEM,
  74         .active_low = 0,
  75     },
  76 };
  77
  78 static struct gpio_keys_button som9331_gpio_keys[] __initdata = {
  79     {
  80         .desc       = "reset",
  81         .type       = EV_KEY,
  82         .code       = KEY_RESTART,
  83         .debounce_interval = SOM9331_KEYS_DEBOUNCE_INTERVAL,
  84         .gpio       = SOM9331_GPIO_BTN_RESET,
  85         .active_low = 0,
  86     }
  87 };
  88
  89 static void __init som9331_setup(void)
  90 {
  91     u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  92     u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
  93
  94     ath79_setup_ar933x_phy4_switch(true, true);
  95
  96     ath79_gpio_function_disable(AR933X_GPIO_FUNC_ETH_SWITCH_LED0_EN |
  97                     AR933X_GPIO_FUNC_ETH_SWITCH_LED1_EN |
  98                     AR933X_GPIO_FUNC_ETH_SWITCH_LED2_EN |
  99                     AR933X_GPIO_FUNC_ETH_SWITCH_LED3_EN |
 100                     AR933X_GPIO_FUNC_ETH_SWITCH_LED4_EN);
 101
 102     ath79_register_m25p80(&som9331_flash_data);
 103     ath79_register_leds_gpio(-1, ARRAY_SIZE(som9331_leds_gpio),
 104                  som9331_leds_gpio);
 105     ath79_register_gpio_keys_polled(-1, SOM9331_KEYS_POLL_INTERVAL,
 106                     ARRAY_SIZE(som9331_gpio_keys),
 107                     som9331_gpio_keys);
 108
 109     ath79_register_usb();
 110
 111     ath79_init_mac(ath79_eth0_data.mac_addr, mac, 0);
 112     ath79_init_mac(ath79_eth1_data.mac_addr, mac, -1);
 113
 114     ath79_register_mdio(0, 0x0);
 115
 116     /* LAN ports */
 117     ath79_register_eth(1);
 118
 119     /* WAN port */
 120     ath79_register_eth(0);
 121
 122     ath79_register_wmac(ee, mac);
 123 }
 124
 125 MIPS_MACHINE(ATH79_MACH_SOM9331, "SOM9331", "OpenEmbed SOM9331", som9331_setup);