kernel-fxtec-pro1x/arch/arm/plat-orion/include/plat/gpio.h
Arnaud Patard (Rtp) ff3e660b5a orion/kirkwood: create a generic function for gpio led blinking
dns323 and (at least) iconnect platforms are using hw led blinking, so,
instead of having 2 identicals .gpio_blink_set gpio-led hooks, move
dns323 code into gpio.c

Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Tested-By: Adam Baker <linux@baker-net.org.uk>
Signed-off-by: Jason Cooper <jason@lakedaemon.net>
2012-05-15 03:12:14 +00:00

39 lines
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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 <linux/types.h>
/*
* Orion-specific GPIO API extensions.
*/
void orion_gpio_set_unused(unsigned pin);
void orion_gpio_set_blink(unsigned pin, int blink);
int orion_gpio_led_blink_set(unsigned gpio, int state,
unsigned long *delay_on, unsigned long *delay_off);
#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