1 /* 2 * arch/arm/plat-orion/include/plat/gpio.h 3 * 4 * Marvell Orion SoC GPIO handling. 5 * 6 * This file is licensed under the terms of the GNU General Public 7 * License version 2. This program is licensed "as is" without any 8 * warranty of any kind, whether express or implied. 9 */ 10 11 #ifndef __PLAT_GPIO_H 12 #define __PLAT_GPIO_H 13 14 #include <linux/init.h> 15 #include <linux/types.h> 16 17 /* 18 * Orion-specific GPIO API extensions. 19 */ 20 void orion_gpio_set_unused(unsigned pin); 21 void orion_gpio_set_blink(unsigned pin, int blink); 22 23 #define GPIO_INPUT_OK (1 << 0) 24 #define GPIO_OUTPUT_OK (1 << 1) 25 void orion_gpio_set_valid(unsigned pin, int mode); 26 27 /* Initialize gpiolib. */ 28 void __init orion_gpio_init(int gpio_base, int ngpio, 29 u32 base, int mask_offset, int secondary_irq_base); 30 31 /* 32 * GPIO interrupt handling. 33 */ 34 void orion_gpio_irq_handler(int irqoff); 35 36 37 #endif 38