projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 290d0983 NKC |
1 | /* linux/arch/arm/mach-s3c64xx/setup-keypad.c |
| 2 | * | |
| 3 | * Copyright (c) 2010 Samsung Electronics Co., Ltd. | |
| 4 | * http://www.samsung.com/ | |
| 5 | * | |
| 6 | * GPIO configuration for S3C64XX KeyPad device | |
| 7 | * | |
| 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. | |
| 11 | */ | |
| 12 | ||
| 13 | #include <linux/gpio.h> | |
| 14 | #include <plat/gpio-cfg.h> | |
| 821c3a35 | 15 | #include <plat/keypad.h> |
| b0161caa | 16 | #include <mach/gpio-samsung.h> |
| 290d0983 NKC |
17 | |
| 18 | void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols) | |
| 19 | { | |
| 290d0983 | 20 | /* Set all the necessary GPK pins to special-function 3: KP_ROW[x] */ |
| b3f639c4 | 21 | s3c_gpio_cfgrange_nopull(S3C64XX_GPK(8), rows, S3C_GPIO_SFN(3)); |
| 290d0983 NKC |
22 | |
| 23 | /* Set all the necessary GPL pins to special-function 3: KP_COL[x] */ | |
| 3e9b7261 | 24 | s3c_gpio_cfgrange_nopull(S3C64XX_GPL(0), cols, S3C_GPIO_SFN(3)); |
| 290d0983 | 25 | } |