target/linux/ar71xx/files/arch/mips/ath79/mach-omy-x1.c

   1 /*
   2  *  OMYlink OMY-X1 board support
   3  *
   4  *  Copyright (C) 2016 L. D. Pinney <ldpinney@gmail.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/platform_device.h>
  13
  14 #include <asm/mach-ath79/ath79.h>
  15 #include <asm/mach-ath79/ar71xx_regs.h>
  16
  17 #include "common.h"
  18 #include "dev-eth.h"
  19 #include "dev-gpio-buttons.h"
  20 #include "dev-leds-gpio.h"
  21 #include "dev-m25p80.h"
  22 #include "dev-wmac.h"
  23 #include "machtypes.h"
  24
  25
  26
  27 #define OMY_X1_GPIO_LED_POWER   19
  28 #define OMY_X1_GPIO_LED_WAN     22
  29
  30 #define OMY_X1_GPIO_BTN_RESET   17
  31
  32 #define OMY_X1_KEYS_POLL_INTERVAL       20      /* msecs */
  33 #define OMY_X1_KEYS_DEBOUNCE_INTERVAL (3 * OMY_X1_KEYS_POLL_INTERVAL)
  34
  35 static const char *omy_x1_part_probes[] = {
  36         "tp-link",
  37         NULL,
  38 };
  39
  40 static struct flash_platform_data omy_x1_flash_data = {
  41         .part_probes    = omy_x1_part_probes,
  42 };
  43
  44 static struct gpio_led omy_x1_leds_gpio[] __initdata = {
  45         {
  46                 .name           = "omy:green:wan",
  47                 .gpio           = OMY_X1_GPIO_LED_WAN,
  48                 .active_low     = 1,
  49         }, {
  50                 .name           = "omy:green:power",
  51                 .gpio           = OMY_X1_GPIO_LED_POWER,
  52                 .active_low     = 1,
  53         },
  54 };
  55
  56 static struct gpio_keys_button omy_x1_gpio_keys[] __initdata = {
  57         {
  58                 .desc           = "Reset button",
  59                 .type           = EV_KEY,
  60                 .code           = KEY_RESTART,
  61                 .debounce_interval = OMY_X1_KEYS_DEBOUNCE_INTERVAL,
  62                 .gpio           = OMY_X1_GPIO_BTN_RESET,
  63                 .active_low     = 1,
  64         }
  65 };
  66
  67 static void __init omy_x1_setup(void)
  68 {
  69         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  70         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
  71
  72         ath79_gpio_function_setup(AR934X_GPIO_FUNC_JTAG_DISABLE,
  73                                  AR934X_GPIO_FUNC_CLK_OBS4_EN);
  74
  75         ath79_register_m25p80(&omy_x1_flash_data);
  76
  77         ath79_register_leds_gpio(-1, ARRAY_SIZE(omy_x1_leds_gpio),
  78                                 omy_x1_leds_gpio);
  79
  80         ath79_register_gpio_keys_polled(1, OMY_X1_KEYS_POLL_INTERVAL,
  81                                 ARRAY_SIZE(omy_x1_gpio_keys),
  82                                 omy_x1_gpio_keys);
  83
  84         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_PHY_SWAP);
  85
  86         ath79_register_mdio(1, 0x0);
  87
  88         ath79_init_mac(ath79_eth0_data.mac_addr, mac, -1);
  89         ath79_init_mac(ath79_eth1_data.mac_addr, mac, 0);
  90
  91         ath79_switch_data.phy4_mii_en = 1;
  92         ath79_switch_data.phy_poll_mask = BIT(0);
  93         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
  94         ath79_eth0_data.phy_mask = BIT(0);
  95         ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
  96         ath79_register_eth(0);
  97
  98         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
  99         ath79_register_eth(1);
 100
 101         ath79_register_wmac(ee, mac);
 102
 103 }
 104
 105 MIPS_MACHINE(ATH79_MACH_OMY_X1, "OMY-X1", "OMYlink OMY-X1",
 106              omy_x1_setup);