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authorDmitry Eremin-Solenikov <dbaryshkov@gmail.com>2014-02-25 15:59:19 +0400
committerHaojian Zhuang <haojian.zhuang@gmail.com>2014-03-04 09:17:01 +0800
commitdc5dfab4ed18f0756f304dc5699b5743ddf56f90 (patch)
tree98ced765dc3d16c85315c1f8f1398157efc7acc4
parent38dbfb59d1175ef458d006556061adeaa8751b72 (diff)
ARM: pxa: add gpio keys information
Switching from corgikbd to matrixkbd corgi has lost support for few switches. Readd them through gpio-keys-polled device (-polled, since scoop does not provide IRQ for GPIO). Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com> Signed-off-by: Haojian Zhuang <haojian.zhuang@gmail.com>
-rw-r--r--arch/arm/mach-pxa/corgi.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c
index f162f1b77cd2..57d60542f982 100644
--- a/arch/arm/mach-pxa/corgi.c
+++ b/arch/arm/mach-pxa/corgi.c
@@ -32,6 +32,7 @@
#include <linux/spi/pxa2xx_spi.h>
#include <linux/mtd/sharpsl.h>
#include <linux/input/matrix_keypad.h>
+#include <linux/gpio_keys.h>
#include <linux/module.h>
#include <video/w100fb.h>
@@ -405,6 +406,44 @@ static struct platform_device corgikbd_device = {
},
};
+static struct gpio_keys_button corgi_gpio_keys[] = {
+ {
+ .type = EV_SW,
+ .code = SW_LID,
+ .gpio = CORGI_GPIO_SWA,
+ .desc = "Lid close switch",
+ .debounce_interval = 500,
+ },
+ {
+ .type = EV_SW,
+ .code = SW_TABLET_MODE,
+ .gpio = CORGI_GPIO_SWB,
+ .desc = "Tablet mode switch",
+ .debounce_interval = 500,
+ },
+ {
+ .type = EV_SW,
+ .code = SW_HEADPHONE_INSERT,
+ .gpio = CORGI_GPIO_AK_INT,
+ .desc = "HeadPhone insert",
+ .debounce_interval = 500,
+ },
+};
+
+static struct gpio_keys_platform_data corgi_gpio_keys_platform_data = {
+ .buttons = corgi_gpio_keys,
+ .nbuttons = ARRAY_SIZE(corgi_gpio_keys),
+ .poll_interval = 250,
+};
+
+static struct platform_device corgi_gpio_keys_device = {
+ .name = "gpio-keys-polled",
+ .id = -1,
+ .dev = {
+ .platform_data = &corgi_gpio_keys_platform_data,
+ },
+};
+
/*
* Corgi LEDs
*/
@@ -646,6 +685,7 @@ static struct platform_device sharpsl_rom_device = {
static struct platform_device *devices[] __initdata = {
&corgiscoop_device,
&corgifb_device,
+ &corgi_gpio_keys_device,
&corgikbd_device,
&corgiled_device,
&corgi_audio_device,