| // 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)); |
| } |
