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