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authoreric miao <eric.miao@marvell.com>2008-01-23 15:07:22 +0800
committerRussell King <rmk+kernel@arm.linux.org.uk>2008-04-19 11:29:06 +0100
commit5fa41510f0f481d5139c732c5c6aac4b4a722828 (patch)
treea81d9d4e9baa92030af6e22a8895604692ff412d /arch/arm
parent468e086f78fb4ff69cefc256d7cd0673e95906d6 (diff)
[ARM] pxa: add keypad support for littleton
Signed-off-by: eric miao <eric.miao@marvell.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
-rw-r--r--arch/arm/mach-pxa/littleton.c65
1 files changed, 65 insertions, 0 deletions
diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c
index cdf22d4add2..03396063b56 100644
--- a/arch/arm/mach-pxa/littleton.c
+++ b/arch/arm/mach-pxa/littleton.c
@@ -37,6 +37,7 @@
#include <asm/arch/gpio.h>
#include <asm/arch/pxafb.h>
#include <asm/arch/ssp.h>
+#include <asm/arch/pxa27x_keypad.h>
#include <asm/arch/littleton.h>
#include "generic.h"
@@ -74,6 +75,21 @@ static mfp_cfg_t littleton_mfp_cfg[] __initdata = {
/* Debug Ethernet */
GPIO90_GPIO,
+
+ /* Keypad */
+ GPIO107_KP_DKIN_0,
+ GPIO108_KP_DKIN_1,
+ GPIO115_KP_MKIN_0,
+ GPIO116_KP_MKIN_1,
+ GPIO117_KP_MKIN_2,
+ GPIO118_KP_MKIN_3,
+ GPIO119_KP_MKIN_4,
+ GPIO120_KP_MKIN_5,
+ GPIO121_KP_MKOUT_0,
+ GPIO122_KP_MKOUT_1,
+ GPIO123_KP_MKOUT_2,
+ GPIO124_KP_MKOUT_3,
+ GPIO125_KP_MKOUT_4,
};
static struct resource smc91x_resources[] = {
@@ -298,6 +314,54 @@ static void littleton_init_lcd(void)
static inline void littleton_init_lcd(void) {};
#endif /* CONFIG_FB_PXA || CONFIG_FB_PXA_MODULES */
+#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULES)
+static unsigned int littleton_matrix_key_map[] = {
+ /* KEY(row, col, key_code) */
+ KEY(1, 3, KEY_0), KEY(0, 0, KEY_1), KEY(1, 0, KEY_2), KEY(2, 0, KEY_3),
+ KEY(0, 1, KEY_4), KEY(1, 1, KEY_5), KEY(2, 1, KEY_6), KEY(0, 2, KEY_7),
+ KEY(1, 2, KEY_8), KEY(2, 2, KEY_9),
+
+ KEY(0, 3, KEY_KPASTERISK), /* * */
+ KEY(2, 3, KEY_KPDOT), /* # */
+
+ KEY(5, 4, KEY_ENTER),
+
+ KEY(5, 0, KEY_UP),
+ KEY(5, 1, KEY_DOWN),
+ KEY(5, 2, KEY_LEFT),
+ KEY(5, 3, KEY_RIGHT),
+ KEY(3, 2, KEY_HOME),
+ KEY(4, 1, KEY_END),
+ KEY(3, 3, KEY_BACK),
+
+ KEY(4, 0, KEY_SEND),
+ KEY(4, 2, KEY_VOLUMEUP),
+ KEY(4, 3, KEY_VOLUMEDOWN),
+
+ KEY(3, 0, KEY_F22), /* soft1 */
+ KEY(3, 1, KEY_F23), /* soft2 */
+};
+
+static struct pxa27x_keypad_platform_data littleton_keypad_info = {
+ .matrix_key_rows = 6,
+ .matrix_key_cols = 5,
+ .matrix_key_map = littleton_matrix_key_map,
+ .matrix_key_map_size = ARRAY_SIZE(littleton_matrix_key_map),
+
+ .enable_rotary0 = 1,
+ .rotary0_up_key = KEY_UP,
+ .rotary0_down_key = KEY_DOWN,
+
+ .debounce_interval = 30,
+};
+static void __init littleton_init_keypad(void)
+{
+ pxa_set_keypad_info(&littleton_keypad_info);
+}
+#else
+static inline void littleton_init_keypad(void) {}
+#endif
+
static void __init littleton_init(void)
{
/* initialize MFP configurations */
@@ -310,6 +374,7 @@ static void __init littleton_init(void)
platform_device_register(&smc91x_device);
littleton_init_lcd();
+ littleton_init_keypad();
}
MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform (aka Littleton)")