linux-stable-rt/arch/arm/mach-mv78xx0/include/mach/gpio.h

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/*
* arch/asm-arm/mach-mv78xx0/include/mach/gpio.h
*
* This file is licensed under the terms of the GNU General Public
* License version 2. This program is licensed "as is" without any
* warranty of any kind, whether express or implied.
*/
#ifndef __ASM_ARCH_GPIO_H
#define __ASM_ARCH_GPIO_H
#include <mach/irqs.h>
#include <plat/gpio.h>
#include <asm-generic/gpio.h> /* cansleep wrappers */
extern int mv78xx0_core_index(void);
#define GPIO_MAX 32
#define GPIO_OUT(pin) (DEV_BUS_VIRT_BASE + 0x0100)
#define GPIO_IO_CONF(pin) (DEV_BUS_VIRT_BASE + 0x0104)
#define GPIO_BLINK_EN(pin) (DEV_BUS_VIRT_BASE + 0x0108)
#define GPIO_IN_POL(pin) (DEV_BUS_VIRT_BASE + 0x010c)
#define GPIO_DATA_IN(pin) (DEV_BUS_VIRT_BASE + 0x0110)
#define GPIO_EDGE_CAUSE(pin) (DEV_BUS_VIRT_BASE + 0x0114)
#define GPIO_MASK_OFF (mv78xx0_core_index() ? 0x18 : 0)
#define GPIO_EDGE_MASK(pin) (DEV_BUS_VIRT_BASE + 0x0118 + GPIO_MASK_OFF)
#define GPIO_LEVEL_MASK(pin) (DEV_BUS_VIRT_BASE + 0x011c + GPIO_MASK_OFF)
static inline int gpio_to_irq(int pin)
{
return pin + IRQ_MV78XX0_GPIO_START;
}
static inline int irq_to_gpio(int irq)
{
return irq - IRQ_MV78XX0_GPIO_START;
}
#endif