target/linux/ar71xx/files/arch/mips/ath79/mach-smart-300.c

   1 /*
   2  *  NC-LINK SMART-300 board support
   3  *
   4  *  Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
   5  *  Copyright (C) 2014 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/gpio.h>
  14 #include <asm/mach-ath79/ath79.h>
  15 #include <asm/mach-ath79/ar71xx_regs.h>
  16 #include <asm/mach-ath79/ag71xx_platform.h>
  17
  18 #include "common.h"
  19 #include "dev-eth.h"
  20 #include "dev-gpio-buttons.h"
  21 #include "dev-leds-gpio.h"
  22 #include "dev-m25p80.h"
  23 #include "dev-wmac.h"
  24 #include "machtypes.h"
  25
  26 #define SMART_300_GPIO_LED_WLAN         13
  27 #define SMART_300_GPIO_LED_WAN          18
  28 #define SMART_300_GPIO_LED_LAN4         19
  29 #define SMART_300_GPIO_LED_LAN3         12
  30 #define SMART_300_GPIO_LED_LAN2         21
  31 #define SMART_300_GPIO_LED_LAN1         20
  32 #define SMART_300_GPIO_LED_SYSTEM       15
  33 #define SMART_300_GPIO_LED_POWER        14
  34
  35 #define SMART_300_GPIO_BTN_RESET        17
  36 #define SMART_300_GPIO_SW_RFKILL        16
  37
  38 #define SMART_300_KEYS_POLL_INTERVAL    20      /* msecs */
  39 #define SMART_300_KEYS_DEBOUNCE_INTERVAL (3 * SMART_300_KEYS_POLL_INTERVAL)
  40
  41 #define SMART_300_GPIO_MASK        0x007fffff
  42
  43 static const char *smart_300_part_probes[] = {
  44         "tp-link",
  45         NULL,
  46 };
  47
  48 static struct flash_platform_data smart_300_flash_data = {
  49         .part_probes    = smart_300_part_probes,
  50 };
  51
  52 static struct gpio_led smart_300_leds_gpio[] __initdata = {
  53         {
  54                 .name           = "nc-link:green:lan1",
  55                 .gpio           = SMART_300_GPIO_LED_LAN1,
  56                 .active_low     = 1,
  57         }, {
  58                 .name           = "nc-link:green:lan2",
  59                 .gpio           = SMART_300_GPIO_LED_LAN2,
  60                 .active_low     = 1,
  61         }, {
  62                 .name           = "nc-link:green:lan3",
  63                 .gpio           = SMART_300_GPIO_LED_LAN3,
  64                 .active_low     = 1,
  65         }, {
  66                 .name           = "nc-link:green:lan4",
  67                 .gpio           = SMART_300_GPIO_LED_LAN4,
  68                 .active_low     = 1,
  69         }, {
  70                 .name           = "nc-link:green:system",
  71                 .gpio           = SMART_300_GPIO_LED_SYSTEM,
  72                 .active_low     = 1,
  73         }, {
  74                 .name           = "nc-link:green:wan",
  75                 .gpio           = SMART_300_GPIO_LED_WAN,
  76                 .active_low     = 1,
  77         }, {
  78                 .name           = "nc-link:green:wlan",
  79                 .gpio           = SMART_300_GPIO_LED_WLAN,
  80                 .active_low     = 1,
  81         },
  82 };
  83
  84 static struct gpio_keys_button smart_300_gpio_keys[] __initdata = {
  85         {
  86                 .desc           = "reset",
  87                 .type           = EV_KEY,
  88                 .code           = KEY_RESTART,
  89                 .debounce_interval = SMART_300_KEYS_DEBOUNCE_INTERVAL,
  90                 .gpio           = SMART_300_GPIO_BTN_RESET,
  91                 .active_low     = 1,
  92         }
  93 };
  94
  95 static void __init smart_300_setup(void)
  96 {
  97         u8 *mac = (u8 *) KSEG1ADDR(0x1f01fc00);
  98         u8 *ee = (u8 *) KSEG1ADDR(0x1fff1000);
  99
 100         ath79_register_leds_gpio(-1, ARRAY_SIZE(smart_300_leds_gpio),
 101                                  smart_300_leds_gpio);
 102
 103         ath79_register_gpio_keys_polled(1, SMART_300_KEYS_POLL_INTERVAL,
 104                                         ARRAY_SIZE(smart_300_gpio_keys),
 105                                         smart_300_gpio_keys);
 106
 107         ath79_register_m25p80(&smart_300_flash_data);
 108
 109         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_SW_ONLY_MODE);
 110
 111         ath79_register_mdio(1, 0x0);
 112
 113         ath79_init_mac(ath79_eth0_data.mac_addr, mac, -1);
 114         ath79_init_mac(ath79_eth1_data.mac_addr, mac, 1);
 115
 116         /* GMAC0 is connected to the PHY0 of the internal switch */
 117         ath79_switch_data.phy4_mii_en = 1;
 118         ath79_switch_data.phy_poll_mask = BIT(4);
 119         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_MII;
 120         ath79_eth0_data.phy_mask = BIT(4);
 121         ath79_eth0_data.mii_bus_dev = &ath79_mdio1_device.dev;
 122         ath79_register_eth(0);
 123
 124         /* GMAC1 is connected to the internal switch */
 125         ath79_eth1_data.phy_if_mode = PHY_INTERFACE_MODE_GMII;
 126         ath79_register_eth(1);
 127
 128         ath79_register_wmac(ee, mac);
 129
 130         gpio_request(SMART_300_GPIO_LED_POWER, "power");
 131         gpio_direction_output(SMART_300_GPIO_LED_POWER, GPIOF_OUT_INIT_LOW);
 132 }
 133
 134 MIPS_MACHINE(ATH79_MACH_SMART_300, "SMART-300", "NC-LINK SMART-300",
 135              smart_300_setup);