blob: 1d4d0ee9e8704160dd99e452438cefcaba8b23e5 [file] [log] [blame]
Naveen Krishna Ch290d0982010-06-22 07:39:18 +09001/* linux/arch/arm/mach-s3c64xx/setup-keypad.c
2 *
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com/
5 *
6 * GPIO configuration for S3C64XX KeyPad device
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11*/
12
13#include <linux/gpio.h>
14#include <plat/gpio-cfg.h>
Mark Brown821c3a32010-10-13 18:23:39 +090015#include <plat/keypad.h>
Naveen Krishna Ch290d0982010-06-22 07:39:18 +090016
17void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols)
18{
Naveen Krishna Ch290d0982010-06-22 07:39:18 +090019 /* Set all the necessary GPK pins to special-function 3: KP_ROW[x] */
Ben Dooksb3f639c2011-03-02 15:19:15 +090020 s3c_gpio_cfgrange_nopull(S3C64XX_GPK(8), rows, S3C_GPIO_SFN(3));
Naveen Krishna Ch290d0982010-06-22 07:39:18 +090021
22 /* Set all the necessary GPL pins to special-function 3: KP_COL[x] */
Kukjin Kim3e9b7262010-10-01 20:20:37 +090023 s3c_gpio_cfgrange_nopull(S3C64XX_GPL(0), cols, S3C_GPIO_SFN(3));
Naveen Krishna Ch290d0982010-06-22 07:39:18 +090024}