diff options
Diffstat (limited to 'arch/arm/mach-exynos/setup-keypad.c')
| -rw-r--r-- | arch/arm/mach-exynos/setup-keypad.c | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/arch/arm/mach-exynos/setup-keypad.c b/arch/arm/mach-exynos/setup-keypad.c deleted file mode 100644 index 7862bfb5933d..000000000000 --- a/arch/arm/mach-exynos/setup-keypad.c +++ /dev/null @@ -1,36 +0,0 @@ -/* linux/arch/arm/mach-exynos4/setup-keypad.c - * - * Copyright (c) 2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * GPIO configuration for Exynos4 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) -{ - /* Keypads can be of various combinations, Just making sure */ - - if (rows > 8) { - /* Set all the necessary GPX2 pins: KP_ROW[0~7] */ - s3c_gpio_cfgall_range(EXYNOS4_GPX2(0), 8, S3C_GPIO_SFN(3), - S3C_GPIO_PULL_UP); - - /* Set all the necessary GPX3 pins: KP_ROW[8~] */ - s3c_gpio_cfgall_range(EXYNOS4_GPX3(0), (rows - 8), - S3C_GPIO_SFN(3), S3C_GPIO_PULL_UP); - } else { - /* Set all the necessary GPX2 pins: KP_ROW[x] */ - s3c_gpio_cfgall_range(EXYNOS4_GPX2(0), rows, S3C_GPIO_SFN(3), - S3C_GPIO_PULL_UP); - } - - /* Set all the necessary GPX1 pins to special-function 3: KP_COL[x] */ - s3c_gpio_cfgrange_nopull(EXYNOS4_GPX1(0), cols, S3C_GPIO_SFN(3)); -} |