[ARM] pxa: use gpio_keys.c to support mainstone's wakeup switch of GPIO1
NOTE: currently don't know if the key code of KEY_SUSPEND is fit for
such usage.
Signed-off-by: eric miao <eric.miao@marvell.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c
index 7fa5a37..bde6088 100644
--- a/arch/arm/mach-pxa/mainstone.c
+++ b/arch/arm/mach-pxa/mainstone.c
@@ -24,6 +24,8 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/backlight.h>
+#include <linux/input.h>
+#include <linux/gpio_keys.h>
#include <asm/types.h>
#include <asm/setup.h>
@@ -500,11 +502,35 @@
.transceiver_mode = mainstone_irda_transceiver_mode,
};
+static struct gpio_keys_button gpio_keys_button[] = {
+ [0] = {
+ .desc = "wakeup",
+ .code = KEY_SUSPEND,
+ .type = EV_KEY,
+ .gpio = 1,
+ .wakeup = 1,
+ },
+};
+
+static struct gpio_keys_platform_data mainstone_gpio_keys = {
+ .buttons = gpio_keys_button,
+ .nbuttons = 1,
+};
+
+static struct platform_device mst_gpio_keys_device = {
+ .name = "gpio-keys",
+ .id = -1,
+ .dev = {
+ .platform_data = &mainstone_gpio_keys,
+ },
+};
+
static struct platform_device *platform_devices[] __initdata = {
&smc91x_device,
&mst_audio_device,
&mst_flash_device[0],
&mst_flash_device[1],
+ &mst_gpio_keys_device,
};
static int mainstone_ohci_init(struct device *dev)