diff options
author | Shawn Guo <shawn.guo@freescale.com> | 2010-12-18 21:39:31 +0800 |
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committer | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2010-12-20 17:29:51 +0100 |
commit | fba311fcf0987396f2760553fbe01ab61ec67139 (patch) | |
tree | 2860484311ce5f3b271e7ecb9447c81fcf5a0d07 /arch/arm/mach-mxs/include/mach/gpio.h | |
parent | 4e472096fa4ef751e7ea90e304d971843a1e350d (diff) | |
download | op-kernel-dev-fba311fcf0987396f2760553fbe01ab61ec67139.zip op-kernel-dev-fba311fcf0987396f2760553fbe01ab61ec67139.tar.gz |
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>
Diffstat (limited to 'arch/arm/mach-mxs/include/mach/gpio.h')
-rw-r--r-- | arch/arm/mach-mxs/include/mach/gpio.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/mach-mxs/include/mach/gpio.h b/arch/arm/mach-mxs/include/mach/gpio.h new file mode 100644 index 0000000..828cccc --- /dev/null +++ b/arch/arm/mach-mxs/include/mach/gpio.h @@ -0,0 +1,35 @@ +/* + * 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__ */ |