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/*
* arch/arm/mach-tegra/board-enterprise-kbc.c
* Keys configuration for Nvidia tegra3 enterprise platform.
*
* Copyright (C) 2011 NVIDIA, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
* 02111-1307, USA
*/
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/input.h>
#include <mach/io.h>
#include <mach/iomap.h>
#include <mach/kbc.h>
#include "board.h"
#include "board-enterprise.h"
#include "devices.h"
#define ENTERPRISE_ROW_COUNT 3
#define ENTERPRISE_COL_COUNT 3
static int plain_kbd_keycode[] = {
KEY_POWER, KEY_RESERVED, KEY_RESERVED,
KEY_HOME, KEY_BACK, KEY_VOLUMEDOWN,
KEY_MENU, KEY_SEARCH, KEY_VOLUMEUP,
};
static struct tegra_kbc_wake_key enterprise_wake_cfg[] = {
[0] = {
.row = 0,
.col = 0,
},
[1] = {
.row = 1,
.col = 0,
},
[2] = {
.row = 1,
.col = 1,
},
[3] = {
.row = 2,
.col = 0,
},
};
static struct tegra_kbc_platform_data enterprise_kbc_platform_data = {
.debounce_cnt = 20,
.repeat_cnt = 50 * 32,
.scan_timeout_cnt = 3000 * 32,
.plain_keycode = plain_kbd_keycode,
.fn_keycode = NULL,
.is_filter_keys = false,
.is_wake_on_any_key = false,
.wake_key_cnt = 4,
.wake_cfg = &enterprise_wake_cfg[0],
};
int __init enterprise_kbc_init(void)
{
struct tegra_kbc_platform_data *data = &enterprise_kbc_platform_data;
int i;
tegra_kbc_device.dev.platform_data = &enterprise_kbc_platform_data;
pr_info("Registering tegra-kbc\n");
/* Setup the pin configuration information. */
for (i = 0; i < KBC_MAX_GPIO; i++) {
data->pin_cfg[i].num = 0;
data->pin_cfg[i].pin_type = kbc_pin_unused;
}
for (i = 0; i < ENTERPRISE_ROW_COUNT; i++) {
data->pin_cfg[i].num = i;
data->pin_cfg[i].pin_type = kbc_pin_row;
}
for (i = 0; i < ENTERPRISE_COL_COUNT; i++) {
data->pin_cfg[i + ENTERPRISE_ROW_COUNT].num = i;
data->pin_cfg[i + ENTERPRISE_ROW_COUNT].pin_type = kbc_pin_col;
}
platform_device_register(&tegra_kbc_device);
pr_info("Registering successful tegra-kbc\n");
return 0;
}
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