target/linux/ramips/files/arch/mips/ralink/rt3883/mach-dir-645.c

   1 /*
   2  *  D-Link DIR-645 board support
   3  *
   4  *  Copyright (C) 2012 Gabor Juhos <juhosg@openwrt.org>
   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/init.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/rtl8367.h>
  14 #include <linux/ethtool.h>
  15 #include <linux/rt2x00_platform.h>
  16 #include <linux/spi/spi.h>
  17
  18 #include <asm/mach-ralink/machine.h>
  19 #include <asm/mach-ralink/dev-gpio-buttons.h>
  20 #include <asm/mach-ralink/dev-gpio-leds.h>
  21 #include <asm/mach-ralink/rt3883.h>
  22 #include <asm/mach-ralink/rt3883_regs.h>
  23 #include <asm/mach-ralink/ramips_eth_platform.h>
  24
  25 #include "devices.h"
  26
  27 #define DIR_645_GPIO_LED_INET           0
  28 #define DIR_645_GPIO_LED_WPS            26
  29
  30 #define DIR_645_GPIO_BUTTON_RESET       9
  31 #define DIR_645_GPIO_BUTTON_WPS         14
  32
  33 #define DIR_645_GPIO_USB_POWER          30
  34
  35 #define DIR_645_GPIO_RTL8367_SCK        2
  36 #define DIR_645_GPIO_RTL8367_SDA        1
  37
  38 #define DIR_645_KEYS_POLL_INTERVAL      20
  39 #define DIR_645_KEYS_DEBOUNCE_INTERVAL  (3 * DIR_645_KEYS_POLL_INTERVAL)
  40
  41 static struct gpio_led dir_645_leds_gpio[] __initdata = {
  42         {
  43                 .name           = "d-link:green:inet",
  44                 .gpio           = DIR_645_GPIO_LED_INET,
  45                 .active_low     = 1,
  46         },
  47         {
  48                 .name           = "d-link:green:wps",
  49                 .gpio           = DIR_645_GPIO_LED_WPS,
  50                 .active_low     = 1,
  51         },
  52 };
  53
  54 static struct gpio_keys_button dir_645_gpio_buttons[] __initdata = {
  55         {
  56                 .desc           = "reset",
  57                 .type           = EV_KEY,
  58                 .code           = KEY_RESTART,
  59                 .debounce_interval = DIR_645_KEYS_DEBOUNCE_INTERVAL,
  60                 .gpio           = DIR_645_GPIO_BUTTON_RESET,
  61                 .active_low     = 1,
  62         },
  63         {
  64                 .desc           = "wps",
  65                 .type           = EV_KEY,
  66                 .code           = KEY_WPS_BUTTON,
  67                 .debounce_interval = DIR_645_KEYS_DEBOUNCE_INTERVAL,
  68                 .gpio           = DIR_645_GPIO_BUTTON_WPS,
  69                 .active_low     = 1,
  70         }
  71 };
  72
  73 static struct rtl8367_extif_config dir_645_rtl8367_extif1_cfg = {
  74         .txdelay = 1,
  75         .rxdelay = 0,
  76         .mode = RTL8367_EXTIF_MODE_RGMII,
  77         .ability = {
  78                 .force_mode = 1,
  79                 .txpause = 1,
  80                 .rxpause = 1,
  81                 .link = 1,
  82                 .duplex = 1,
  83                 .speed = RTL8367_PORT_SPEED_1000,
  84         }
  85 };
  86
  87 static struct rtl8367_platform_data dir_645_rtl8367_data = {
  88         .gpio_sda       = DIR_645_GPIO_RTL8367_SDA,
  89         .gpio_sck       = DIR_645_GPIO_RTL8367_SCK,
  90         .extif1_cfg     = &dir_645_rtl8367_extif1_cfg,
  91 };
  92
  93 static struct platform_device dir_645_rtl8367_device = {
  94         .name           = RTL8367B_DRIVER_NAME,
  95         .id             = -1,
  96         .dev = {
  97                 .platform_data  = &dir_645_rtl8367_data,
  98         }
  99 };
 100
 101 static struct spi_board_info dir_645_spi_info[] = {
 102         {
 103                 .bus_num        = 0,
 104                 .chip_select    = 0,
 105                 .max_speed_hz   = 25000000,
 106                 .modalias       = "m25p80",
 107         }
 108 };
 109
 110 static void __init dir_645_gpio_init(void)
 111 {
 112         rt3883_gpio_init(RT3883_GPIO_MODE_I2C |
 113                          RT3883_GPIO_MODE_UART0(RT3883_GPIO_MODE_GPIO) |
 114                          RT3883_GPIO_MODE_JTAG |
 115                          RT3883_GPIO_MODE_PCI(RT3883_GPIO_MODE_PCI_FNC));
 116 }
 117
 118 static void __init dir_645_init(void)
 119 {
 120         dir_645_gpio_init();
 121
 122         rt3883_register_spi(dir_645_spi_info,
 123                             ARRAY_SIZE(dir_645_spi_info));
 124
 125         ramips_register_gpio_leds(-1, ARRAY_SIZE(dir_645_leds_gpio),
 126                                   dir_645_leds_gpio);
 127
 128         ramips_register_gpio_buttons(-1, DIR_645_KEYS_POLL_INTERVAL,
 129                                      ARRAY_SIZE(dir_645_gpio_buttons),
 130                                      dir_645_gpio_buttons);
 131
 132         platform_device_register(&dir_645_rtl8367_device);
 133
 134         rt3883_wlan_data.disable_5ghz = 1;
 135         rt3883_register_wlan();
 136
 137         rt3883_eth_data.speed = SPEED_1000;
 138         rt3883_eth_data.duplex = DUPLEX_FULL;
 139         rt3883_eth_data.tx_fc = 1;
 140         rt3883_eth_data.rx_fc = 1;
 141         rt3883_register_ethernet();
 142
 143         rt3883_register_wdt(false);
 144         rt3883_register_usbhost();
 145 }
 146
 147 MIPS_MACHINE(RAMIPS_MACH_DIR_645, "DIR-645", "D-Link DIR-645", dir_645_init);