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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)17 static 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)22 static inline void gpio_set_value(unsigned int gpio, int value)
23 {
24 	__gpio_set_value(gpio, value);
25 }
26 
gpio_cansleep(unsigned int gpio)27 static inline int gpio_cansleep(unsigned int gpio)
28 {
29 	return __gpio_cansleep(gpio);
30 }
31 
32 
gpio_to_irq(unsigned int gpio)33 static 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)40 static 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