2 * arch/arm/mach-pxa/include/mach/gpio.h
4 * PXA GPIO wrappers for arch-neutral GPIO calls
6 * Written by Philipp Zabel <philipp.zabel@gmail.com>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
24 #ifndef __ASM_ARCH_PXA_GPIO_H
25 #define __ASM_ARCH_PXA_GPIO_H
27 #include <asm-generic/gpio.h>
28 /* The defines for the driver are needed for the accelerated accessors */
31 #define gpio_to_irq(gpio) IRQ_GPIO(gpio)
33 static inline int irq_to_gpio(unsigned int irq)
37 if (irq == IRQ_GPIO0 || irq == IRQ_GPIO1)
38 return irq - IRQ_GPIO0;
40 gpio = irq - PXA_GPIO_IRQ_BASE;
41 if (gpio >= 2 && gpio < NR_BUILTIN_GPIO)
47 #include <plat/gpio.h>