target/linux/ar71xx/files/arch/mips/ath79/mach-c55.c

   1 /*
   2  *  AirTight Networks C-55 board support
   3  *
   4  *  Copyright (C) 2014-2015 Chris Blake <chrisrblake93@gmail.com>
   5  *
   6  *  Based on Senao CAP4200AG board support
   7  *
   8  *  Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
   9  *
  10  *  This program is free software; you can redistribute it and/or modify it
  11  *  under the terms of the GNU General Public License version 2 as published
  12  *  by the Free Software Foundation.
  13  */
  14
  15 #include <linux/pci.h>
  16 #include <linux/phy.h>
  17 #include <linux/mtd/mtd.h>
  18 #include <linux/mtd/partitions.h>
  19 #include <linux/mtd/physmap.h>
  20 #include <linux/platform_device.h>
  21 #include <linux/ath9k_platform.h>
  22
  23 #include <asm/mach-ath79/ar71xx_regs.h>
  24
  25 #include "common.h"
  26 #include "pci.h"
  27 #include "dev-ap9x-pci.h"
  28 #include "dev-eth.h"
  29 #include "dev-gpio-buttons.h"
  30 #include "dev-leds-gpio.h"
  31 #include "dev-m25p80.h"
  32 #include "dev-spi.h"
  33 #include "dev-wmac.h"
  34 #include "machtypes.h"
  35
  36 #define C55_GPIO_LED_PWR_GREEN  12
  37 #define C55_GPIO_LED_PWR_AMBER  13
  38 #define C55_GPIO_LED_LAN_GREEN  14
  39 #define C55_GPIO_LED_LAN_AMBER  15
  40 #define C55_GPIO_LED_WLAN_GREEN 18
  41 #define C55_GPIO_LED_WLAN_AMBER 19
  42
  43 #define C55_GPIO_BTN_RESET      17
  44
  45 #define C55_KEYS_POLL_INTERVAL  20      /* msecs */
  46 #define C55_KEYS_DEBOUNCE_INTERVAL (3 * C55_KEYS_POLL_INTERVAL)
  47
  48 #define C55_MAC_OFFSET          0
  49 #define C55_WMAC_CALDATA_OFFSET 0x1000
  50 #define C55_PCIE_CALDATA_OFFSET 0x5000
  51
  52 static struct gpio_led c55_leds_gpio[] __initdata = {
  53         {
  54                 .name           = "c-55:green:pwr",
  55                 .gpio           = C55_GPIO_LED_PWR_GREEN,
  56                 .active_low     = 1,
  57         },
  58         {
  59                 .name           = "c-55:amber:pwr",
  60                 .gpio           = C55_GPIO_LED_PWR_AMBER,
  61                 .active_low     = 1,
  62         },
  63         {
  64                 .name           = "c-55:green:lan",
  65                 .gpio           = C55_GPIO_LED_LAN_GREEN,
  66                 .active_low     = 1,
  67         },
  68         {
  69                 .name           = "c-55:amber:lan",
  70                 .gpio           = C55_GPIO_LED_LAN_AMBER,
  71                 .active_low     = 1,
  72         },
  73         {
  74                 .name           = "c-55:green:wlan",
  75                 .gpio           = C55_GPIO_LED_WLAN_GREEN,
  76                 .active_low     = 1,
  77         },
  78         {
  79                 .name           = "c-55:amber:wlan",
  80                 .gpio           = C55_GPIO_LED_WLAN_AMBER,
  81                 .active_low     = 1,
  82         },
  83 };
  84
  85 static struct gpio_keys_button c55_gpio_keys[] __initdata = {
  86         {
  87                 .desc           = "Reset button",
  88                 .type           = EV_KEY,
  89                 .code           = KEY_RESTART,
  90                 .debounce_interval = C55_KEYS_DEBOUNCE_INTERVAL,
  91                 .gpio           = C55_GPIO_BTN_RESET,
  92                 .active_low     = 1,
  93         },
  94 };
  95
  96 static void __init c55_setup(void)
  97 {
  98         /* SPI Storage*/
  99         ath79_register_m25p80_large(NULL);
 100
 101         /* MDIO Interface */
 102         ath79_register_mdio(0, 0x0);
 103
 104         /* AR8035-A Ethernet */
 105         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
 106                                    AR934X_ETH_CFG_SW_ONLY_MODE);
 107         ath79_init_mac(ath79_eth0_data.mac_addr, NULL, 0);
 108         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 109         ath79_eth0_data.phy_mask = BIT(0);
 110         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 111         ath79_eth0_pll_data.pll_1000 = 0x06000000;
 112         ath79_register_eth(0);
 113
 114         /* LEDs & GPIO */
 115         ath79_gpio_output_select(C55_GPIO_LED_LAN_GREEN,
 116                                  AR934X_GPIO_OUT_GPIO);
 117         ath79_gpio_output_select(C55_GPIO_LED_LAN_AMBER,
 118                                  AR934X_GPIO_OUT_GPIO);
 119         ath79_register_leds_gpio(-1, ARRAY_SIZE(c55_leds_gpio),
 120                                  c55_leds_gpio);
 121         ath79_register_gpio_keys_polled(-1, C55_KEYS_POLL_INTERVAL,
 122                                         ARRAY_SIZE(c55_gpio_keys),
 123                                         c55_gpio_keys);
 124
 125         /* WiFi */
 126         ath79_wmac_disable_2ghz();
 127         ath79_register_wmac_simple();
 128         ap91_pci_init_simple();
 129
 130 }
 131 MIPS_MACHINE(ATH79_MACH_C55, "C-55", "AirTight Networks C-55",
 132              c55_setup);