target/linux/rdc/files/arch/i386/mach-rdc/platform.c

   1 /*
   2  *  $Id: platform.c 8331 2007-08-03 15:59:23Z florian $
   3  *
   4  *  Generic RDC321x platform devices
   5  *
   6  *  Copyright (C) 2007 OpenWrt.org
   7  *  Copyright (C) 2007 Florian Fainelli <florian@openwrt.org>
   8  *
   9  *  This program is free software; you can redistribute it and/or
  10  *  modify it under the terms of the GNU General Public License
  11  *  as published by the Free Software Foundation; either version 2
  12  *  of the License, or (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, write to the
  21  *  Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  22  *  Boston, MA  02110-1301, USA.
  23  *
  24  */
  25
  26 #include <linux/init.h>
  27 #include <linux/kernel.h>
  28 #include <linux/list.h>
  29 #include <linux/device.h>
  30 #include <linux/platform_device.h>
  31 #include <linux/version.h>
  32 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23)
  33 #include <linux/leds.h>
  34 #endif
  35
  36 #include <asm/gpio.h>
  37
  38 #define PFX "rdc321x: "
  39
  40 /* Flash */
  41 static struct resource rdc_flash_resource[] = {
  42         [0] = {
  43                 .start = (u32)-CONFIG_MTD_RDC3210_SIZE,
  44                 .end = (u32)-1,
  45                 .flags = IORESOURCE_MEM,
  46         },
  47 };
  48
  49 static struct platform_device rdc_flash_device = {
  50         .name = "rdc321x-flash",
  51         .id = -1,
  52         .num_resources = ARRAY_SIZE(rdc_flash_resource),
  53         .resource = rdc_flash_resource,
  54 };
  55
  56 /* LEDS */
  57 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23)
  58 static struct gpio_led default_leds[] = {
  59         { .name = "rdc:dmz", .gpio = 1, },
  60 };
  61
  62 static struct gpio_led_platform_data rdc321x_led_data = {
  63         .num_leds = ARRAY_SIZE(default_leds),
  64         .leds = default_leds,
  65 };
  66
  67 static struct platform_device rdc321x_leds = {
  68         .name = "leds-gpio",
  69         .id = -1,
  70         .dev = {
  71                 .platform_data = &rdc321x_led_data,
  72         }
  73 };
  74 #else
  75 static struct platform_device rdc321x_leds = {
  76         .name = "rdc321x-leds",
  77         .id = -1,
  78         .num_resources = 0,
  79 };
  80 #endif
  81
  82 /* Watchdog */
  83 static struct platform_device rdc321x_wdt = {
  84         .name = "rdc321x-wdt",
  85         .id = -1,
  86         .num_resources = 0,
  87 };
  88
  89 static struct platform_device *rdc321x_devs[] = {
  90         &rdc_flash_device,
  91         &rdc321x_leds,
  92         &rdc321x_wdt
  93 };
  94
  95 static int __init rdc_board_setup(void)
  96 {
  97         return platform_add_devices(rdc321x_devs, ARRAY_SIZE(rdc321x_devs));
  98 }
  99
 100 arch_initcall(rdc_board_setup);