target/linux/ar71xx/files/arch/mips/ath79/mach-cap324.c

   1 /*
   2  *  PowerCloud Systems CAP324 board support
   3  *
   4  *  Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
   5  *  Copyright (C) 2012-2013 PowerCloud Systems
   6  *  Copyright (C) 2015 Daniel Dickinson
   7  *
   8  *  This program is free software; you can redistribute it and/or modify it
   9  *  under the terms of the GNU General Public License version 2 as published
  10  *  by the Free Software Foundation.
  11  */
  12
  13 #include <linux/pci.h>
  14 #include <linux/phy.h>
  15 #include <linux/platform_device.h>
  16 #include <linux/ath9k_platform.h>
  17
  18 #include <asm/mach-ath79/ar71xx_regs.h>
  19
  20 #include "common.h"
  21 #include "dev-ap9x-pci.h"
  22 #include "dev-eth.h"
  23 #include "dev-gpio-buttons.h"
  24 #include "dev-leds-gpio.h"
  25 #include "dev-m25p80.h"
  26 #include "dev-spi.h"
  27 #include "dev-usb.h"
  28 #include "dev-wmac.h"
  29 #include "machtypes.h"
  30
  31 #define CAP324_GPIO_LED_POWER_GREEN     12
  32 #define CAP324_GPIO_LED_POWER_AMBER     13
  33 #define CAP324_GPIO_LED_LAN_GREEN       14
  34 #define CAP324_GPIO_LED_LAN_AMBER       15
  35 #define CAP324_GPIO_LED_WLAN_GREEN      18
  36 #define CAP324_GPIO_LED_WLAN_AMBER      19
  37
  38 #define CAP324_GPIO_BTN_RESET   17
  39
  40 #define CAP324_KEYS_POLL_INTERVAL       20      /* msecs */
  41 #define CAP324_KEYS_DEBOUNCE_INTERVAL (3 * CAP324_KEYS_POLL_INTERVAL)
  42
  43 #define CAP324_MAC_OFFSET               0
  44 #define CAP324_WMAC_CALDATA_OFFSET      0x1000
  45 #define CAP324_PCIE_CALDATA_OFFSET      0x5000
  46
  47 static struct gpio_led cap324_leds_gpio[] __initdata = {
  48         {
  49                 .name           = "pcs:green:power",
  50                 .gpio           = CAP324_GPIO_LED_POWER_GREEN,
  51                 .active_low     = 1,
  52         },
  53         {
  54                 .name           = "pcs:amber:power",
  55                 .gpio           = CAP324_GPIO_LED_POWER_AMBER,
  56                 .active_low     = 1,
  57         },
  58         {
  59                 .name           = "pcs:green:lan",
  60                 .gpio           = CAP324_GPIO_LED_LAN_GREEN,
  61                 .active_low     = 1,
  62         },
  63         {
  64                 .name           = "pcs:amber:lan",
  65                 .gpio           = CAP324_GPIO_LED_LAN_AMBER,
  66                 .active_low     = 1,
  67         },
  68         {
  69                 .name           = "pcs:green:wlan",
  70                 .gpio           = CAP324_GPIO_LED_WLAN_GREEN,
  71                 .active_low     = 1,
  72         },
  73         {
  74                 .name           = "pcs:amber:wlan",
  75                 .gpio           = CAP324_GPIO_LED_WLAN_AMBER,
  76                 .active_low     = 1,
  77         },
  78 };
  79
  80 static struct gpio_keys_button cap324_gpio_keys[] __initdata = {
  81         {
  82                 .desc           = "Reset button",
  83                 .type           = EV_KEY,
  84                 .code           = KEY_RESTART,
  85                 .debounce_interval = CAP324_KEYS_DEBOUNCE_INTERVAL,
  86                 .gpio           = CAP324_GPIO_BTN_RESET,
  87                 .active_low     = 1,
  88         },
  89 };
  90
  91 static void __init cap324_setup(void)
  92 {
  93         u8 *art = (u8 *) KSEG1ADDR(0x1fff0000);
  94         u8 mac[6];
  95
  96         ath79_gpio_output_select(CAP324_GPIO_LED_LAN_GREEN,
  97                                  AR934X_GPIO_OUT_GPIO);
  98         ath79_gpio_output_select(CAP324_GPIO_LED_LAN_AMBER,
  99                                  AR934X_GPIO_OUT_GPIO);
 100
 101         ath79_register_m25p80(NULL);
 102
 103         ath79_register_leds_gpio(-1, ARRAY_SIZE(cap324_leds_gpio),
 104                                  cap324_leds_gpio);
 105         ath79_register_gpio_keys_polled(-1, CAP324_KEYS_POLL_INTERVAL,
 106                                         ARRAY_SIZE(cap324_gpio_keys),
 107                                         cap324_gpio_keys);
 108
 109         ath79_init_mac(mac, art + CAP324_MAC_OFFSET, -1);
 110         ath79_wmac_disable_2ghz();
 111         ath79_register_wmac(art + CAP324_WMAC_CALDATA_OFFSET, mac);
 112
 113         ath79_init_mac(mac, art + CAP324_MAC_OFFSET, -2);
 114         ap91_pci_init(art + CAP324_PCIE_CALDATA_OFFSET, mac);
 115
 116         ath79_setup_ar934x_eth_cfg(AR934X_ETH_CFG_RGMII_GMAC0 |
 117                                    AR934X_ETH_CFG_SW_ONLY_MODE);
 118
 119         ath79_register_mdio(0, 0x0);
 120
 121         ath79_init_mac(ath79_eth0_data.mac_addr,
 122                        art + CAP324_MAC_OFFSET, -2);
 123
 124         /* GMAC0 is connected to an external PHY */
 125         ath79_eth0_data.phy_if_mode = PHY_INTERFACE_MODE_RGMII;
 126         ath79_eth0_data.phy_mask = BIT(0);
 127         ath79_eth0_data.mii_bus_dev = &ath79_mdio0_device.dev;
 128         ath79_eth0_pll_data.pll_1000 = 0x06000000;
 129         ath79_register_eth(0);
 130 }
 131
 132 MIPS_MACHINE(ATH79_MACH_CAP324, "CAP324", "PowerCloud CAP324",
 133              cap324_setup);