From fba311fcf0987396f2760553fbe01ab61ec67139 Mon Sep 17 00:00:00 2001 From: Shawn Guo Date: Sat, 18 Dec 2010 21:39:31 +0800 Subject: ARM: mxs: Add gpio support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit MXS-based SoCs implement gpio support in block PINCTRL. Signed-off-by: Shawn Guo Signed-off-by: Uwe Kleine-König --- arch/arm/mach-mxs/include/mach/gpio.h | 35 +++++++++++++++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 arch/arm/mach-mxs/include/mach/gpio.h (limited to 'arch/arm/mach-mxs/include/mach') 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 00000000000..828ccccb6aa --- /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 + +#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__ */ -- cgit v1.2.3-70-g09d2