linux/arch/arm/mach-ks8695/include/mach/gpio.h
Ben Dooks 7ef71320eb [ARM] KS8695: Add GPIO to IRQ mapping function
Use the GPIOlib .to_irq call to map KS8695 GPIOs
to the relevant IRQ line.

Signed-off-by: Ben Dooks <ben-linux@fluff.org>
2008-12-14 11:34:47 +00:00

58 lines
1.4 KiB
C

/*
* arch/arm/mach-ks8695/include/mach/gpio.h
*
* Copyright (C) 2006 Andrew Victor
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ASM_ARCH_GPIO_H_
#define __ASM_ARCH_GPIO_H_
#include <linux/kernel.h>
#define KS8695_GPIO_0 0
#define KS8695_GPIO_1 1
#define KS8695_GPIO_2 2
#define KS8695_GPIO_3 3
#define KS8695_GPIO_4 4
#define KS8695_GPIO_5 5
#define KS8695_GPIO_6 6
#define KS8695_GPIO_7 7
#define KS8695_GPIO_8 8
#define KS8695_GPIO_9 9
#define KS8695_GPIO_10 10
#define KS8695_GPIO_11 11
#define KS8695_GPIO_12 12
#define KS8695_GPIO_13 13
#define KS8695_GPIO_14 14
#define KS8695_GPIO_15 15
/*
* Configure GPIO pin as external interrupt source.
*/
extern int ks8695_gpio_interrupt(unsigned int pin, unsigned int type);
/*
* Map IRQ number to GPIO line.
*/
extern int irq_to_gpio(unsigned int irq);
#include <asm-generic/gpio.h>
/* If it turns out that we need to optimise GPIO access for the
* Micrel's GPIOs, then these can be changed to check their argument
* directly as static inlines. However for now it's probably not
* worthwhile.
*/
#define gpio_get_value __gpio_get_value
#define gpio_set_value __gpio_set_value
#define gpio_to_irq __gpio_to_irq
/* Register the GPIOs */
extern void ks8695_register_gpios(void);
#endif