Commit f014ee32 authored by Jani Nikula's avatar Jani Nikula Committed by Tony Lindgren
Browse files

ARM OMAP3: RX-51 board - add initialization of gpio keys



Initialize some of the RX-51 input GPIO lines as gpio keys. Enable gpio
keys as a module in rx51_defconfig.
Signed-off-by: default avatarJani Nikula <ext-jani.1.nikula@nokia.com>
Acked-by: default avatarTony Lindgren <tony@atomide.com>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent 76b5c84f
......@@ -784,7 +784,7 @@ CONFIG_INPUT_KEYBOARD=y
# CONFIG_KEYBOARD_XTKBD is not set
# CONFIG_KEYBOARD_NEWTON is not set
# CONFIG_KEYBOARD_STOWAWAY is not set
# CONFIG_KEYBOARD_GPIO is not set
CONFIG_KEYBOARD_GPIO=m
# CONFIG_INPUT_MOUSE is not set
# CONFIG_INPUT_JOYSTICK is not set
# CONFIG_INPUT_TABLET is not set
......
......@@ -20,6 +20,7 @@
#include <linux/delay.h>
#include <linux/regulator/machine.h>
#include <linux/gpio.h>
#include <linux/gpio_keys.h>
#include <linux/mmc/host.h>
#include <plat/mcspi.h>
......@@ -36,6 +37,86 @@
#define SYSTEM_REV_B_USES_VAUX3 0x1699
#define SYSTEM_REV_S_USES_VAUX3 0x8
#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
#define RX51_GPIO_CAMERA_LENS_COVER 110
#define RX51_GPIO_CAMERA_FOCUS 68
#define RX51_GPIO_CAMERA_CAPTURE 69
#define RX51_GPIO_KEYPAD_SLIDE 71
#define RX51_GPIO_LOCK_BUTTON 113
#define RX51_GPIO_PROXIMITY 89
#define RX51_GPIO_DEBOUNCE_TIMEOUT 10
static struct gpio_keys_button rx51_gpio_keys[] = {
{
.desc = "Camera Lens Cover",
.type = EV_SW,
.code = SW_CAMERA_LENS_COVER,
.gpio = RX51_GPIO_CAMERA_LENS_COVER,
.active_low = 1,
.debounce_interval = RX51_GPIO_DEBOUNCE_TIMEOUT,
}, {
.desc = "Camera Focus",
.type = EV_KEY,
.code = KEY_CAMERA_FOCUS,
.gpio = RX51_GPIO_CAMERA_FOCUS,
.active_low = 1,
.debounce_interval = RX51_GPIO_DEBOUNCE_TIMEOUT,
}, {
.desc = "Camera Capture",
.type = EV_KEY,
.code = KEY_CAMERA,
.gpio = RX51_GPIO_CAMERA_CAPTURE,
.active_low = 1,
.debounce_interval = RX51_GPIO_DEBOUNCE_TIMEOUT,
}, {
.desc = "Lock Button",
.type = EV_KEY,
.code = KEY_SCREENLOCK,
.gpio = RX51_GPIO_LOCK_BUTTON,
.active_low = 1,
.debounce_interval = RX51_GPIO_DEBOUNCE_TIMEOUT,
}, {
.desc = "Keypad Slide",
.type = EV_SW,
.code = SW_KEYPAD_SLIDE,
.gpio = RX51_GPIO_KEYPAD_SLIDE,
.active_low = 1,
.debounce_interval = RX51_GPIO_DEBOUNCE_TIMEOUT,
}, {
.desc = "Proximity Sensor",
.type = EV_SW,
.code = SW_FRONT_PROXIMITY,
.gpio = RX51_GPIO_PROXIMITY,
.active_low = 0,
.debounce_interval = RX51_GPIO_DEBOUNCE_TIMEOUT,
}
};
static struct gpio_keys_platform_data rx51_gpio_keys_data = {
.buttons = rx51_gpio_keys,
.nbuttons = ARRAY_SIZE(rx51_gpio_keys),
};
static struct platform_device rx51_gpio_keys_device = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &rx51_gpio_keys_data,
},
};
static void __init rx51_add_gpio_keys(void)
{
platform_device_register(&rx51_gpio_keys_device);
}
#else
static void __init rx51_add_gpio_keys(void)
{
}
#endif /* CONFIG_KEYBOARD_GPIO || CONFIG_KEYBOARD_GPIO_MODULE */
static int board_keymap[] = {
KEY(0, 0, KEY_Q),
KEY(0, 1, KEY_O),
......@@ -541,5 +622,6 @@ void __init rx51_peripherals_init(void)
rx51_i2c_init();
board_onenand_init();
board_smc91x_init();
rx51_add_gpio_keys();
}
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