[ARM] pxa: add keypad support for littleton (5fa41510) · Commits · e / devices / android_kernel_fairphone_FP3

arch/arm/mach-pxa/littleton.c

+65 −0

Original line number	Diff line number	Diff line
		@@ -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)")