/* * linux/arch/arm/mach-s5pv210/setup-keypad.c * * Copyright (C) 2010 Samsung Electronics Co.Ltd * Author: Joonyoung Shim <jy0922.shim@samsung.com> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. * */ #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(S5PV210_GPH3(0), rows, S3C_GPIO_SFN(3)); /* Set all the necessary GPH2 pins to special-function 3: KP_COL[x] */ s3c_gpio_cfgrange_nopull(S5PV210_GPH2(0), cols, S3C_GPIO_SFN(3)); }