linux/arch/arm/mach-mxs/include/mach/gpio.h
Shawn Guo fba311fcf0 ARM: mxs: Add gpio support
MXS-based SoCs implement gpio support in block PINCTRL.

Signed-off-by: Shawn Guo <shawn.guo@freescale.com>
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
2010-12-20 17:29:51 +01:00

35 lines
1.2 KiB
C

/*
* Copyright 2007 Freescale Semiconductor, Inc. All Rights Reserved.
* Copyright 2008 Juergen Beisert, kernel@pengutronix.de
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#ifndef __MACH_MXS_GPIO_H__
#define __MACH_MXS_GPIO_H__
#include <asm-generic/gpio.h>
#define MXS_GPIO_NR(bank, nr) ((bank) * 32 + (nr))
/* use gpiolib dispatchers */
#define gpio_get_value __gpio_get_value
#define gpio_set_value __gpio_set_value
#define gpio_cansleep __gpio_cansleep
#define gpio_to_irq __gpio_to_irq
#define irq_to_gpio(irq) ((irq) - MXS_GPIO_IRQ_START)
#endif /* __MACH_MXS_GPIO_H__ */