Input: pxa27x-keypad - use matrix_keymap for matrix keys

pxa27x-keypad includes matrix keys. Make use of matrix_keymap
for the matrix keys.

Signed-off-by: Chao Xie <chao.xie@marvell.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
diff --git a/arch/arm/mach-pxa/z2.c b/arch/arm/mach-pxa/z2.c
index 989903a..2513d8f 100644
--- a/arch/arm/mach-pxa/z2.c
+++ b/arch/arm/mach-pxa/z2.c
@@ -345,7 +345,7 @@
  * GPIO keyboard
  ******************************************************************************/
 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
-static unsigned int z2_matrix_keys[] = {
+static const unsigned int z2_matrix_keys[] = {
 	KEY(0, 0, KEY_OPTION),
 	KEY(1, 0, KEY_UP),
 	KEY(2, 0, KEY_DOWN),
@@ -405,11 +405,15 @@
 	KEY(5, 7, KEY_DOT),
 };
 
+static struct matrix_keymap_data z2_matrix_keymap_data = {
+	.keymap			= z2_matrix_keys,
+	.keymap_size		= ARRAY_SIZE(z2_matrix_keys),
+};
+
 static struct pxa27x_keypad_platform_data z2_keypad_platform_data = {
 	.matrix_key_rows	= 7,
 	.matrix_key_cols	= 8,
-	.matrix_key_map		= z2_matrix_keys,
-	.matrix_key_map_size	= ARRAY_SIZE(z2_matrix_keys),
+	.matrix_keymap_data	= &z2_matrix_keymap_data,
 
 	.debounce_interval	= 30,
 };