linux_dsm_epyc7002/arch/arm/mach-s5pc100/setup-keypad.c
Kukjin Kim 20dbc43dd3 ARM: S5PC100: 2nd Change to using s3c_gpio_cfgrange_nopull()
This patch changes code setting special-function and no pull-up
to use the s3c_gpio_cfgrange_nopull() wrapper.
NOTE: This is for missed things from the previous patch.

Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
2010-10-23 11:52:15 +09:00

24 lines
776 B
C

/* linux/arch/arm/mach-s5pc100/setup-keypad.c
*
* Copyright (c) 2010 Samsung Electronics Co., Ltd.
* http://www.samsung.com/
*
* GPIO configuration for S5PC100 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>
void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols)
{
/* Set all the necessary GPH3 pins to special-function 3: KP_ROW[x] */
s3c_gpio_cfgrange_nopull(S5PC100_GPH3(0), rows, S3C_GPIO_SFN(3));
/* Set all the necessary GPH2 pins to special-function 3: KP_COL[x] */
s3c_gpio_cfgrange_nopull(S5PC100_GPH2(0), cols, S3C_GPIO_SFN(3));
}