/* 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)); }