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821c3a35cb
Since it's exported we should make sure we're using the prototype others see. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
25 lines
801 B
C
25 lines
801 B
C
/* linux/arch/arm/mach-s3c64xx/setup-keypad.c
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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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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/gpio.h>
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#include <plat/gpio-cfg.h>
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#include <plat/keypad.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), 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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