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Commit d5efe255 authored by Jason Wang's avatar Jason Wang Committed by Sascha Hauer
Browse files

mx51_3ds: add keypad support on 3ds platform 



Add keymaps and imx_keypad device registration for imx51_3ds board.

Signed-off-by: default avatarJason Wang <jason77.wang@gmail.com>
Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent a7ebd931

arch/arm/mach-mx5/board-mx51_3ds.c

+61 −0
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ 


#include <linux/irq.h>

#include <linux/platform_device.h>

#include <linux/input/matrix_keypad.h>



#include <asm/mach-types.h>

#include <asm/mach/arch.h>
@@ -48,6 +49,18 @@ static struct pad_desc mx51_3ds_pads[] = { 


	/* CPLD PARENT IRQ PIN */

	MX51_PAD_GPIO_1_6__GPIO_1_6,



	/* KPP */

	MX51_PAD_KEY_ROW0__KEY_ROW0,

	MX51_PAD_KEY_ROW1__KEY_ROW1,

	MX51_PAD_KEY_ROW2__KEY_ROW2,

	MX51_PAD_KEY_ROW3__KEY_ROW3,

	MX51_PAD_KEY_COL0__KEY_COL0,

	MX51_PAD_KEY_COL1__KEY_COL1,

	MX51_PAD_KEY_COL2__KEY_COL2,

	MX51_PAD_KEY_COL3__KEY_COL3,

	MX51_PAD_KEY_COL4__KEY_COL4,

	MX51_PAD_KEY_COL5__KEY_COL5,

};



/* Serial ports */
@@ -68,6 +81,52 @@ static inline void mxc_init_imx_uart(void) 
}

#endif /* SERIAL_IMX */



#if defined(CONFIG_KEYBOARD_IMX) || defined(CONFIG_KEYBOARD_IMX_MODULE)

static int mx51_3ds_board_keymap[] = {

	KEY(0, 0, KEY_1),

	KEY(0, 1, KEY_2),

	KEY(0, 2, KEY_3),

	KEY(0, 3, KEY_F1),

	KEY(0, 4, KEY_UP),

	KEY(0, 5, KEY_F2),



	KEY(1, 0, KEY_4),

	KEY(1, 1, KEY_5),

	KEY(1, 2, KEY_6),

	KEY(1, 3, KEY_LEFT),

	KEY(1, 4, KEY_SELECT),

	KEY(1, 5, KEY_RIGHT),



	KEY(2, 0, KEY_7),

	KEY(2, 1, KEY_8),

	KEY(2, 2, KEY_9),

	KEY(2, 3, KEY_F3),

	KEY(2, 4, KEY_DOWN),

	KEY(2, 5, KEY_F4),



	KEY(3, 0, KEY_0),

	KEY(3, 1, KEY_OK),

	KEY(3, 2, KEY_ESC),

	KEY(3, 3, KEY_ENTER),

	KEY(3, 4, KEY_MENU),

	KEY(3, 5, KEY_BACK)

};



static struct matrix_keymap_data mx51_3ds_map_data = {

	.keymap		= mx51_3ds_board_keymap,

	.keymap_size	= ARRAY_SIZE(mx51_3ds_board_keymap),

};



static void mxc_init_keypad(void)

{

	mxc_register_device(&mxc_keypad_device, &mx51_3ds_map_data);

}

#else

static inline void mxc_init_keypad(void)

{

}

#endif



/*

 * Board specific initialization.

 */
@@ -80,6 +139,8 @@ static void __init mxc_board_init(void) 
	if (mxc_expio_init(MX51_CS5_BASE_ADDR, EXPIO_PARENT_INT))

		printk(KERN_WARNING "Init of the debugboard failed, all "

				    "devices on the board are unusable.\n");



	mxc_init_keypad();

}



static void __init mx51_3ds_timer_init(void)