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