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mx25pdk: add keypad support 

The keymap is taken from the Freescale supplied kernel.

Signed-off-by: Baruch Siach <baruch@tkos.co.il>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Baruch Siach 2010-05-26 15:12:11 +03:00 committed by Sascha Hauer
parent 49535a952b
commit c45dd81400
1 changed files with 36 additions and 0 deletions
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36
arch/arm/mach-mx25/mach-mx25pdk.c
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@ -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)