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[ARM] Acer n30: GPIO buttons support

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Add support for the GPIO buttons on the Acer N30.

Signed-off-by: Christer Weinigel <christer@weinigel.se>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
This commit is contained in:
Christer Weinigel 2008-07-07 18:12:43 +01:00 committed by Ben Dooks
parent d088e5fe58
commit 6206575002
1 changed files with 67 additions and 0 deletions
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67
arch/arm/mach-s3c2410/mach-n30.c
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@ -17,7 +17,9 @@
#include <linux/types.h>
#include <linux/delay.h>
#include <linux/gpio_keys.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/serial_core.h>
@ -98,6 +100,70 @@ static struct s3c2410_udc_mach_info n30_udc_cfg __initdata = {
.vbus_pin_inverted = 0,
};
static struct gpio_keys_button n30_buttons[] = {
{
.gpio = S3C2410_GPF0,
.code = KEY_POWER,
.desc = "Power",
.active_low = 0,
},
{
.gpio = S3C2410_GPG9,
.code = KEY_UP,
.desc = "Thumbwheel Up",
.active_low = 0,
},
{
.gpio = S3C2410_GPG8,
.code = KEY_DOWN,
.desc = "Thumbwheel Down",
.active_low = 0,
},
{
.gpio = S3C2410_GPG7,
.code = KEY_ENTER,
.desc = "Thumbwheel Press",
.active_low = 0,
},
{
.gpio = S3C2410_GPF7,
.code = KEY_HOMEPAGE,
.desc = "Home",
.active_low = 0,
},
{
.gpio = S3C2410_GPF6,
.code = KEY_CALENDAR,
.desc = "Calendar",
.active_low = 0,
},
{
.gpio = S3C2410_GPF5,
.code = KEY_ADDRESSBOOK,
.desc = "Contacts",
.active_low = 0,
},
{
.gpio = S3C2410_GPF4,
.code = KEY_MAIL,
.desc = "Mail",
.active_low = 0,
},
};
static struct gpio_keys_platform_data n30_button_data = {
.buttons = n30_buttons,
.nbuttons = ARRAY_SIZE(n30_buttons),
};
static struct platform_device n30_button_device = {
.name = "gpio-keys",
.id = -1,
.dev = {
.platform_data = &n30_button_data,
}
};
static struct platform_device *n30_devices[] __initdata = {
&s3c_device_lcd,
&s3c_device_wdt,
@ -105,6 +171,7 @@ static struct platform_device *n30_devices[] __initdata = {
&s3c_device_iis,
&s3c_device_usb,
&s3c_device_usbgadget,
&n30_button_device,
};
static struct s3c2410_platform_i2c n30_i2ccfg = {