https://github.com/torvalds/linux
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Tip revision: 5d01410fe4d92081f349b013a2e7a95429e4f2c9 authored by Linus Torvalds on 23 November 2014, 23:25:20 UTC
Linux 3.18-rc6
Tip revision: 5d01410
sh-gpio.h
/*
 * Generic GPIO API and pinmux table support
 *
 * Copyright (c) 2008  Magnus Damm
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file "COPYING" in the main directory of this archive
 * for more details.
 */
#ifndef __ASM_ARCH_GPIO_H
#define __ASM_ARCH_GPIO_H

#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/io.h>

/*
 * FIXME !!
 *
 * current gpio frame work doesn't have
 * the method to control only pull up/down/free.
 * this function should be replaced by correct gpio function
 */
static inline void __init gpio_direction_none(void __iomem * addr)
{
	__raw_writeb(0x00, addr);
}

#endif /* __ASM_ARCH_GPIO_H */
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