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Commit c45dd814 authored by Baruch Siach's avatar Baruch Siach Committed by Sascha Hauer
Browse files

mx25pdk: add keypad support 



The keymap is taken from the Freescale supplied kernel.

Signed-off-by: default avatarBaruch Siach <baruch@tkos.co.il>
Signed-off-by: default avatarSascha Hauer <s.hauer@pengutronix.de>
parent 49535a95

arch/arm/mach-mx25/mach-mx25pdk.c

+36 −0
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ 
#include <linux/gpio.h>

#include <linux/fec.h>

#include <linux/platform_device.h>

#include <linux/input/matrix_keypad.h>



#include <mach/hardware.h>

#include <asm/mach-types.h>
@@ -80,6 +81,16 @@ static struct pad_desc mx25pdk_pads[] = { 
	MX25_PAD_LSCLK__LSCLK,

	MX25_PAD_OE_ACD__OE_ACD,

	MX25_PAD_CONTRAST__CONTRAST,



	/* Keypad */

	MX25_PAD_KPP_ROW0__KPP_ROW0,

	MX25_PAD_KPP_ROW1__KPP_ROW1,

	MX25_PAD_KPP_ROW2__KPP_ROW2,

	MX25_PAD_KPP_ROW3__KPP_ROW3,

	MX25_PAD_KPP_COL0__KPP_COL0,

	MX25_PAD_KPP_COL1__KPP_COL1,

	MX25_PAD_KPP_COL2__KPP_COL2,

	MX25_PAD_KPP_COL3__KPP_COL3,

};



static struct fec_platform_data mx25_fec_pdata = {
@@ -137,6 +148,30 @@ static struct imx_fb_platform_data mx25pdk_fb_pdata = { 
	.dmacr		= 0x00020010,

};



static const uint32_t mx25pdk_keymap[] = {

	KEY(0, 0, KEY_UP),

	KEY(0, 1, KEY_DOWN),

	KEY(0, 2, KEY_VOLUMEDOWN),

	KEY(0, 3, KEY_HOME),

	KEY(1, 0, KEY_RIGHT),

	KEY(1, 1, KEY_LEFT),

	KEY(1, 2, KEY_ENTER),

	KEY(1, 3, KEY_VOLUMEUP),

	KEY(2, 0, KEY_F6),

	KEY(2, 1, KEY_F8),

	KEY(2, 2, KEY_F9),

	KEY(2, 3, KEY_F10),

	KEY(3, 0, KEY_F1),

	KEY(3, 1, KEY_F2),

	KEY(3, 2, KEY_F3),

	KEY(3, 3, KEY_POWER),

};



static struct matrix_keymap_data mx25pdk_keymap_data = {

	.keymap		= mx25pdk_keymap,

	.keymap_size	= ARRAY_SIZE(mx25pdk_keymap),

};



static void __init mx25pdk_init(void)

{

	mxc_iomux_v3_setup_multiple_pads(mx25pdk_pads,
@@ -150,6 +185,7 @@ static void __init mx25pdk_init(void) 


	mx25pdk_fec_reset();

	mxc_register_device(&mx25_fec_device, &mx25_fec_pdata);

	mxc_register_device(&mx25_kpp_device, &mx25pdk_keymap_data);

}



static void __init mx25pdk_timer_init(void)