2 * linux/arch/arm/mach-omap2/board-apollon-keys.c
4 * Copyright (C) 2007 Samsung Electronics
5 * Author: Kyungmin Park <kyungmin.park@samsung.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
12 #include <linux/kernel.h>
13 #include <linux/init.h>
14 #include <linux/platform_device.h>
15 #include <linux/input.h>
16 #include <linux/gpio_keys.h>
18 #include <asm/arch/gpio.h>
19 #include <asm/arch/mux.h>
21 #define SW_ENTER_GPIO16 16
22 #define SW_UP_GPIO17 17
23 #define SW_DOWN_GPIO58 58
25 static struct gpio_keys_button apollon_gpio_keys_buttons[] = {
28 .gpio = SW_ENTER_GPIO16,
38 .gpio = SW_DOWN_GPIO58,
43 static struct gpio_keys_platform_data apollon_gpio_keys = {
44 .buttons = apollon_gpio_keys_buttons,
45 .nbuttons = ARRAY_SIZE(apollon_gpio_keys_buttons),
48 static struct platform_device apollon_gpio_keys_device = {
52 .platform_data = &apollon_gpio_keys,
56 static void __init apollon_sw_init(void)
59 omap_cfg_reg(Y11_242X_GPIO16);
60 omap_request_gpio(SW_ENTER_GPIO16);
61 omap_set_gpio_direction(SW_ENTER_GPIO16, 1);
63 omap_cfg_reg(AA12_242X_GPIO17);
64 omap_request_gpio(SW_UP_GPIO17);
65 omap_set_gpio_direction(SW_UP_GPIO17, 1);
67 omap_cfg_reg(AA8_242X_GPIO58);
68 omap_request_gpio(SW_DOWN_GPIO58);
69 omap_set_gpio_direction(SW_DOWN_GPIO58, 1);
72 static int __init omap_apollon_keys_init(void)
76 return platform_device_register(&apollon_gpio_keys_device);
79 arch_initcall(omap_apollon_keys_init);