1 #ifndef __ASM_AVR32_ARCH_GPIO_H 2 #define __ASM_AVR32_ARCH_GPIO_H 3 4 #include <linux/compiler.h> 5 #include <asm/irq.h> 6 7 8 /* Some GPIO chips can manage IRQs; some can't. The exact numbers can 9 * be changed if needed, but for the moment they're not configurable. 10 */ 11 #define ARCH_NR_GPIOS (NR_GPIO_IRQS + 2 * 32) 12 13 14 /* Arch-neutral GPIO API, supporting both "native" and external GPIOs. */ 15 #include <asm-generic/gpio.h> 16 gpio_get_value(unsigned int gpio)17static inline int gpio_get_value(unsigned int gpio) 18 { 19 return __gpio_get_value(gpio); 20 } 21 gpio_set_value(unsigned int gpio,int value)22static inline void gpio_set_value(unsigned int gpio, int value) 23 { 24 __gpio_set_value(gpio, value); 25 } 26 gpio_cansleep(unsigned int gpio)27static inline int gpio_cansleep(unsigned int gpio) 28 { 29 return __gpio_cansleep(gpio); 30 } 31 32 gpio_to_irq(unsigned int gpio)33static inline int gpio_to_irq(unsigned int gpio) 34 { 35 if (gpio < NR_GPIO_IRQS) 36 return gpio + GPIO_IRQ_BASE; 37 return -EINVAL; 38 } 39 irq_to_gpio(unsigned int irq)40static inline int irq_to_gpio(unsigned int irq) 41 { 42 return irq - GPIO_IRQ_BASE; 43 } 44 45 #endif /* __ASM_AVR32_ARCH_GPIO_H */ 46