serial: pxa: fine-tune clk useage
[linux/fpc-iii.git] / arch / arm / mach-s3c64xx / setup-keypad.c
blob1d4d0ee9e8704160dd99e452438cefcaba8b23e5
1 /* linux/arch/arm/mach-s3c64xx/setup-keypad.c
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4 * http://www.samsung.com/
6 * GPIO configuration for S3C64XX KeyPad device
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.
13 #include <linux/gpio.h>
14 #include <plat/gpio-cfg.h>
15 #include <plat/keypad.h>
17 void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols)
19 /* Set all the necessary GPK pins to special-function 3: KP_ROW[x] */
20 s3c_gpio_cfgrange_nopull(S3C64XX_GPK(8), rows, S3C_GPIO_SFN(3));
22 /* Set all the necessary GPL pins to special-function 3: KP_COL[x] */
23 s3c_gpio_cfgrange_nopull(S3C64XX_GPL(0), cols, S3C_GPIO_SFN(3));