46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
/*
|
|
* arch/arm/plat-orion/include/plat/gpio.h
|
|
*
|
|
* Marvell Orion SoC GPIO handling.
|
|
*
|
|
* 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 __PLAT_GPIO_H
|
|
#define __PLAT_GPIO_H
|
|
|
|
#include <linux/init.h>
|
|
#include <asm-generic/gpio.h>
|
|
|
|
/*
|
|
* GENERIC_GPIO primitives.
|
|
*/
|
|
#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
|
|
|
|
/*
|
|
* Orion-specific GPIO API extensions.
|
|
*/
|
|
void orion_gpio_set_unused(unsigned pin);
|
|
void orion_gpio_set_blink(unsigned pin, int blink);
|
|
|
|
#define GPIO_INPUT_OK (1 << 0)
|
|
#define GPIO_OUTPUT_OK (1 << 1)
|
|
void orion_gpio_set_valid(unsigned pin, int mode);
|
|
|
|
/* Initialize gpiolib. */
|
|
void __init orion_gpio_init(int gpio_base, int ngpio,
|
|
u32 base, int mask_offset, int secondary_irq_base);
|
|
|
|
/*
|
|
* GPIO interrupt handling.
|
|
*/
|
|
void orion_gpio_irq_handler(int irqoff);
|
|
|
|
|
|
#endif
|