target/linux/ramips/files/arch/mips/ralink/rt305x/mach-esr-9753.c

   1 /*
   2  *  Senao / EnGenius ESR-9753 board support
   3  *
   4  *  Copyright (C) 2011 Artur Wronowski <arteqw@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/mtd/mtd.h>
  14 #include <linux/mtd/partitions.h>
  15 #include <linux/mtd/physmap.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 ESR_9753_GPIO_LED_POWER         8
  26 #define ESR_9753_GPIO_LED_WPS           14
  27
  28 #define ESR_9753_GPIO_BUTTON_WPS        0       /* active low */
  29 #define ESR_9753_GPIO_BUTTON_RESET      10      /* active low */
  30
  31 #define ESR_9753_BUTTONS_POLL_INTERVAL  20
  32
  33 #ifdef CONFIG_MTD_PARTITIONS
  34 static struct mtd_partition esr_9753_partitions[] = {
  35         {
  36                 .name   = "u-boot",
  37                 .offset = 0,
  38                 .size   = 0x030000,
  39                 .mask_flags = MTD_WRITEABLE,
  40         }, {
  41                 .name   = "u-boot-env",
  42                 .offset = 0x030000,
  43                 .size   = 0x010000,
  44                 .mask_flags = MTD_WRITEABLE,
  45         }, {
  46                 .name   = "factory",
  47                 .offset = 0x040000,
  48                 .size   = 0x010000,
  49                 .mask_flags = MTD_WRITEABLE,
  50         }, {
  51                 .name   = "kernel",
  52                 .offset = 0x050000,
  53                 .size   = 0x0a0000,
  54         }, {
  55                 .name   = "rootfs",
  56                 .offset = 0x150000,
  57                 .size   = 0x2b0000,
  58         }, {
  59                 .name   = "firmware",
  60                 .offset = 0x050000,
  61                 .size   = 0x3b0000,
  62         }
  63 };
  64 #endif /* CONFIG_MTD_PARTITIONS */
  65
  66 static struct physmap_flash_data esr_9753_flash_data = {
  67 #ifdef CONFIG_MTD_PARTITIONS
  68         .nr_parts       = ARRAY_SIZE(esr_9753_partitions),
  69         .parts          = esr_9753_partitions,
  70 #endif
  71 };
  72
  73 static struct gpio_led esr_9753_leds_gpio[] __initdata = {
  74         {
  75                 .name           = "esr-9753:orange:power",
  76                 .gpio           = ESR_9753_GPIO_LED_POWER,
  77                 .active_low     = 1,
  78         }, {
  79                 .name           = "esr-9753:orange:wps",
  80                 .gpio           = ESR_9753_GPIO_LED_WPS,
  81                 .active_low     = 1,
  82         }
  83 };
  84
  85 static struct gpio_button esr_9753_gpio_buttons[] __initdata = {
  86         {
  87                 .desc           = "reset",
  88                 .type           = EV_KEY,
  89                 .code           = KEY_RESTART,
  90                 .threshold      = 3,
  91                 .gpio           = ESR_9753_GPIO_BUTTON_RESET,
  92                 .active_low     = 1,
  93         }, {
  94                 .desc           = "wps",
  95                 .type           = EV_KEY,
  96                 .code           = KEY_WPS_BUTTON,
  97                 .threshold      = 3,
  98                 .gpio           = ESR_9753_GPIO_BUTTON_WPS,
  99                 .active_low     = 1,
 100         }
 101 };
 102
 103 static void __init esr_9753_init(void)
 104 {
 105         rt305x_gpio_init(RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT);
 106
 107         rt305x_register_flash(0, &esr_9753_flash_data);
 108
 109         ramips_register_gpio_leds(-1, ARRAY_SIZE(esr_9753_leds_gpio),
 110                                   esr_9753_leds_gpio);
 111
 112         ramips_register_gpio_buttons(-1, ESR_9753_BUTTONS_POLL_INTERVAL,
 113                                      ARRAY_SIZE(esr_9753_gpio_buttons),
 114                                      esr_9753_gpio_buttons);
 115
 116         rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_WLLLL;
 117         rt305x_register_ethernet();
 118         rt305x_register_wifi();
 119         rt305x_register_wdt();
 120 }
 121
 122 MIPS_MACHINE(RAMIPS_MACH_ESR_9753, "ESR-9753", "Senao / EnGenius ESR-9753",
 123              esr_9753_init);