>From eb2afcf90ff3566519db18b8f502e750ef4a5c53 Mon Sep 17 00:00:00 2001
From: eric miao <eric.miao@xxxxxxxxxxx>
Date: Wed, 23 Jan 2008 15:07:22 +0800
Subject: [PATCH] pxa: add keypad support for littleton
Signed-off-by: eric miao <eric.miao@xxxxxxxxxxx>
---
arch/arm/mach-pxa/littleton.c | 65 +++++++++++++++++++++++++++++++++++++++++
1 files changed, 65 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c
index 0a4b54c..9020a79 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"
@@ -76,6 +77,21 @@ 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[] = {
@@ -300,6 +316,54 @@ 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 */
@@ -312,6 +376,7 @@ 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)")
--
1.5.2.5.GIT
--
Cheers
- eric
-
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