mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-11-15 16:24:13 +08:00
150 lines
3.2 KiB
C
150 lines
3.2 KiB
C
/*
|
|
* MTX-1 platform devices registration
|
|
*
|
|
* Copyright (C) 2007, Florian Fainelli <florian@openwrt.org>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#include <linux/init.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/leds.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/gpio_keys.h>
|
|
#include <linux/input.h>
|
|
#include <linux/mtd/partitions.h>
|
|
#include <linux/mtd/physmap.h>
|
|
#include <mtd/mtd-abi.h>
|
|
|
|
static struct gpio_keys_button mtx1_gpio_button[] = {
|
|
{
|
|
.gpio = 207,
|
|
.code = BTN_0,
|
|
.desc = "System button",
|
|
}
|
|
};
|
|
|
|
static struct gpio_keys_platform_data mtx1_buttons_data = {
|
|
.buttons = mtx1_gpio_button,
|
|
.nbuttons = ARRAY_SIZE(mtx1_gpio_button),
|
|
};
|
|
|
|
static struct platform_device mtx1_button = {
|
|
.name = "gpio-keys",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &mtx1_buttons_data,
|
|
}
|
|
};
|
|
|
|
static struct resource mtx1_wdt_res[] = {
|
|
[0] = {
|
|
.start = 15,
|
|
.end = 15,
|
|
.name = "mtx1-wdt-gpio",
|
|
.flags = IORESOURCE_IRQ,
|
|
}
|
|
};
|
|
|
|
static struct platform_device mtx1_wdt = {
|
|
.name = "mtx1-wdt",
|
|
.id = 0,
|
|
.num_resources = ARRAY_SIZE(mtx1_wdt_res),
|
|
.resource = mtx1_wdt_res,
|
|
};
|
|
|
|
static struct gpio_led default_leds[] = {
|
|
{
|
|
.name = "mtx1:green",
|
|
.gpio = 211,
|
|
}, {
|
|
.name = "mtx1:red",
|
|
.gpio = 212,
|
|
},
|
|
};
|
|
|
|
static struct gpio_led_platform_data mtx1_led_data = {
|
|
.num_leds = ARRAY_SIZE(default_leds),
|
|
.leds = default_leds,
|
|
};
|
|
|
|
static struct platform_device mtx1_gpio_leds = {
|
|
.name = "leds-gpio",
|
|
.id = -1,
|
|
.dev = {
|
|
.platform_data = &mtx1_led_data,
|
|
}
|
|
};
|
|
|
|
static struct mtd_partition mtx1_mtd_partitions[] = {
|
|
{
|
|
.name = "filesystem",
|
|
.size = 0x01C00000,
|
|
.offset = 0,
|
|
},
|
|
{
|
|
.name = "yamon",
|
|
.size = 0x00100000,
|
|
.offset = MTDPART_OFS_APPEND,
|
|
.mask_flags = MTD_WRITEABLE,
|
|
},
|
|
{
|
|
.name = "kernel",
|
|
.size = 0x002c0000,
|
|
.offset = MTDPART_OFS_APPEND,
|
|
},
|
|
{
|
|
.name = "yamon env",
|
|
.size = 0x00040000,
|
|
.offset = MTDPART_OFS_APPEND,
|
|
},
|
|
};
|
|
|
|
static struct physmap_flash_data mtx1_flash_data = {
|
|
.width = 4,
|
|
.nr_parts = 4,
|
|
.parts = mtx1_mtd_partitions,
|
|
};
|
|
|
|
static struct resource mtx1_mtd_resource = {
|
|
.start = 0x1e000000,
|
|
.end = 0x1fffffff,
|
|
.flags = IORESOURCE_MEM,
|
|
};
|
|
|
|
static struct platform_device mtx1_mtd = {
|
|
.name = "physmap-flash",
|
|
.dev = {
|
|
.platform_data = &mtx1_flash_data,
|
|
},
|
|
.num_resources = 1,
|
|
.resource = &mtx1_mtd_resource,
|
|
};
|
|
|
|
static struct __initdata platform_device * mtx1_devs[] = {
|
|
&mtx1_gpio_leds,
|
|
&mtx1_wdt,
|
|
&mtx1_button,
|
|
&mtx1_mtd,
|
|
};
|
|
|
|
static int __init mtx1_register_devices(void)
|
|
{
|
|
gpio_direction_input(207);
|
|
return platform_add_devices(mtx1_devs, ARRAY_SIZE(mtx1_devs));
|
|
}
|
|
|
|
arch_initcall(mtx1_register_devices);
|