// SPDX-License-Identifier: GPL-2.0 // // Copyright (c) 2010 Samsung Electronics Co., Ltd. // http://www.samsung.com/ // // GPIO configuration for S3C64XX KeyPad device #include <linux/gpio.h> #include "gpio-cfg.h" #include "keypad.h" #include "gpio-samsung.h" void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols) { /* Set all the necessary GPK pins to special-function 3: KP_ROW[x] */ s3c_gpio_cfgrange_nopull(S3C64XX_GPK(8), rows, S3C_GPIO_SFN(3)); /* Set all the necessary GPL pins to special-function 3: KP_COL[x] */ s3c_gpio_cfgrange_nopull(S3C64XX_GPL(0), cols, S3C_GPIO_SFN(3)); }