omap: Fix matrix_keymap_data usage

Otherwise we'll get compile errors like:

arch/arm/plat-omap/include/mach/keypad.h:38:1: warning: "KEY" redefined
arch/arm/plat-omap/include/mach/keypad.h:39:1: warning: "PERSISTENT_KEY" redefined
...

Signed-off-by: Tony Lindgren <tony@atomide.com>
diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index b43f6e3..7f6bf87 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -133,7 +133,7 @@
 	omap_set_gpio_debounce_time(32 * 5, GPIO_DEBOUNCE_TIME);
 }
 
-static int pandora_keypad_map[] = {
+static int board_keymap[] = {
 	/* col, row, code */
 	KEY(0, 0, KEY_9),
 	KEY(0, 1, KEY_0),
@@ -180,11 +180,15 @@
 	KEY(5, 2, KEY_FN),
 };
 
+static struct matrix_keymap_data board_map_data = {
+	.keymap			= board_keymap,
+	.keymap_size		= ARRAY_SIZE(board_keymap),
+};
+
 static struct twl4030_keypad_data pandora_kp_data = {
+	.keymap_data	= &board_map_data,
 	.rows		= 8,
 	.cols		= 6,
-	.keymap		= pandora_keypad_map,
-	.keymapsize	= ARRAY_SIZE(pandora_keypad_map),
 	.rep		= 1,
 };