2010-06-21 22:39:18 +00:00
|
|
|
/* linux/arch/arm/mach-s3c64xx/setup-keypad.c
|
|
|
|
*
|
|
|
|
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
|
|
|
|
* http://www.samsung.com/
|
|
|
|
*
|
|
|
|
* GPIO configuration for S3C64XX KeyPad device
|
|
|
|
*
|
|
|
|
* 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.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <linux/gpio.h>
|
|
|
|
#include <plat/gpio-cfg.h>
|
2010-10-13 09:23:39 +00:00
|
|
|
#include <plat/keypad.h>
|
2014-01-14 13:24:24 +00:00
|
|
|
#include <mach/gpio-samsung.h>
|
2010-06-21 22:39:18 +00:00
|
|
|
|
|
|
|
void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols)
|
|
|
|
{
|
|
|
|
/* Set all the necessary GPK pins to special-function 3: KP_ROW[x] */
|
2011-03-02 06:19:15 +00:00
|
|
|
s3c_gpio_cfgrange_nopull(S3C64XX_GPK(8), rows, S3C_GPIO_SFN(3));
|
2010-06-21 22:39:18 +00:00
|
|
|
|
|
|
|
/* Set all the necessary GPL pins to special-function 3: KP_COL[x] */
|
2010-10-01 11:20:37 +00:00
|
|
|
s3c_gpio_cfgrange_nopull(S3C64XX_GPL(0), cols, S3C_GPIO_SFN(3));
|
2010-06-21 22:39:18 +00:00
|
|
|
}
|