target/linux/ramips/files-3.7/arch/mips/ralink/rt305x/mach-3g300m.c

   1 /*
   2  *  Tenda 3G300M board support
   3  *
   4  *  Copyright (C) 2013 Cezary Jackiewicz <cezary.jackiewicz@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/init.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/spi/spi.h>
  14 #include <linux/spi/flash.h>
  15 #include <linux/gpio.h>
  16
  17 #include <asm/mach-ralink/machine.h>
  18 #include <asm/mach-ralink/dev-gpio-buttons.h>
  19 #include <asm/mach-ralink/dev-gpio-leds.h>
  20 #include <asm/mach-ralink/rt305x.h>
  21 #include <asm/mach-ralink/rt305x_regs.h>
  22
  23 #include "devices.h"
  24
  25 #define TENDA_3G300M_GPIO_BUTTON_RESET          0
  26 #define TENDA_3G300M_GPIO_BUTTON_MODE           10
  27
  28 #define TENDA_3G300M_GPIO_LED_3GROUTER          11
  29 #define TENDA_3G300M_GPIO_LED_AP                12
  30 #define TENDA_3G300M_GPIO_LED_WISPROUTER        9
  31 #define TENDA_3G300M_GPIO_LED_WIRELESSROUTER    13
  32 #define TENDA_3G300M_GPIO_LED_3G                7
  33 #define TENDA_3G300M_GPIO_LED_WPSRESET          14
  34
  35 #define TENDA_3G300M_KEYS_POLL_INTERVAL 20
  36 #define TENDA_3G300M_KEYS_DEBOUNCE_INTERVAL     (3 * TENDA_3G300M_KEYS_POLL_INTERVAL)
  37
  38 const struct flash_platform_data tenda_3g300m_flash = {
  39         .type           = "mx25l3205d",
  40 };
  41
  42 struct spi_board_info tenda_3g300m_spi_slave_info[] __initdata = {
  43         {
  44                 .modalias       = "m25p80",
  45                 .platform_data  = &tenda_3g300m_flash,
  46                 .irq            = -1,
  47                 .max_speed_hz   = 10000000,
  48                 .bus_num        = 0,
  49                 .chip_select    = 0,
  50         }
  51 };
  52
  53 static struct gpio_led tenda_3g300m_leds_gpio[] __initdata = {
  54         {
  55                 .name           = "tenda:blue:3grouter",
  56                 .gpio           = TENDA_3G300M_GPIO_LED_3GROUTER,
  57                 .active_low     = 1,
  58         },{
  59                 .name           = "tenda:blue:ap",
  60                 .gpio           = TENDA_3G300M_GPIO_LED_AP,
  61                 .active_low     = 1,
  62         },{
  63                 .name           = "tenda:blue:wisprouter",
  64                 .gpio           = TENDA_3G300M_GPIO_LED_WISPROUTER,
  65                 .active_low     = 1,
  66         },{
  67                 .name           = "tenda:blue:wirelessrouter",
  68                 .gpio           = TENDA_3G300M_GPIO_LED_WIRELESSROUTER,
  69                 .active_low     = 1,
  70         },{
  71                 .name           = "tenda:blue:3g",
  72                 .gpio           = TENDA_3G300M_GPIO_LED_3G,
  73                 .active_low     = 1,
  74         },{
  75                 .name           = "tenda:blue:wpsreset",
  76                 .gpio           = TENDA_3G300M_GPIO_LED_WPSRESET,
  77                 .active_low     = 1,
  78         }
  79 };
  80
  81 static struct gpio_keys_button tenda_3g300m_gpio_buttons[] __initdata = {
  82         {
  83                 .desc           = "reset",
  84                 .type           = EV_KEY,
  85                 .code           = KEY_RESTART,
  86                 .debounce_interval = TENDA_3G300M_KEYS_DEBOUNCE_INTERVAL,
  87                 .gpio           = TENDA_3G300M_GPIO_BUTTON_RESET,
  88                 .active_low     = 1,
  89         },{
  90                 .desc           = "mode",
  91                 .type           = EV_KEY,
  92                 .code           = BTN_0,
  93                 .debounce_interval = TENDA_3G300M_KEYS_DEBOUNCE_INTERVAL,
  94                 .gpio           = TENDA_3G300M_GPIO_BUTTON_MODE,
  95                 .active_low     = 1,
  96         }
  97 };
  98
  99 static void __init tenda_3g300m_init(void)
 100 {
 101         rt305x_gpio_init((RT305X_GPIO_MODE_GPIO <<
 102                          RT305X_GPIO_MODE_UART0_SHIFT) |
 103                          RT305X_GPIO_MODE_JTAG);
 104
 105         rt305x_register_spi(tenda_3g300m_spi_slave_info,
 106                         ARRAY_SIZE(tenda_3g300m_spi_slave_info));
 107
 108         ramips_register_gpio_leds(-1, ARRAY_SIZE(tenda_3g300m_leds_gpio),
 109                         tenda_3g300m_leds_gpio);
 110
 111         ramips_register_gpio_buttons(-1, TENDA_3G300M_KEYS_POLL_INTERVAL,
 112                         ARRAY_SIZE(tenda_3g300m_gpio_buttons),
 113                         tenda_3g300m_gpio_buttons);
 114
 115         rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_LLLLW;
 116         rt305x_register_ethernet();
 117
 118         rt305x_register_wifi();
 119
 120         rt305x_register_wdt();
 121
 122         rt305x_register_usb();
 123 }
 124
 125 MIPS_MACHINE(RAMIPS_MACH_3G300M, "3G300M", "Tenda 3G300M",
 126                 tenda_3g300m_init);