|  | /* | 
|  | * 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 | 
|  |  | 
|  | /* | 
|  | * GENERIC_GPIO primitives. | 
|  | */ | 
|  | #define gpio_get_value  __gpio_get_value | 
|  | #define gpio_set_value  __gpio_set_value | 
|  | #define gpio_cansleep   __gpio_cansleep | 
|  |  | 
|  | /* | 
|  | * 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(void); | 
|  |  | 
|  | /* | 
|  | * GPIO interrupt handling. | 
|  | */ | 
|  | extern struct irq_chip orion_gpio_irq_chip; | 
|  | void orion_gpio_irq_handler(int irqoff); | 
|  |  | 
|  |  | 
|  | #endif |