Vegard Nossum | 77ef50a | 2008-06-18 17:08:48 +0200 | [diff] [blame] | 1 | #ifndef ASM_X86__MACH_RDC321X__GPIO_H |
| 2 | #define ASM_X86__MACH_RDC321X__GPIO_H |
Florian Fainelli | 5e3a77e | 2008-01-30 13:33:36 +0100 | [diff] [blame] | 3 | |
Uwe Kleine-König | fbdbf70 | 2008-09-15 22:02:43 +0200 | [diff] [blame] | 4 | #include <linux/kernel.h> |
Florian Fainelli | 5e3a77e | 2008-01-30 13:33:36 +0100 | [diff] [blame] | 5 | |
| 6 | extern int rdc_gpio_get_value(unsigned gpio); |
| 7 | extern void rdc_gpio_set_value(unsigned gpio, int value); |
| 8 | extern int rdc_gpio_direction_input(unsigned gpio); |
| 9 | extern int rdc_gpio_direction_output(unsigned gpio, int value); |
Florian Fainelli | b2ef749 | 2008-03-26 22:39:15 +0100 | [diff] [blame] | 10 | extern int rdc_gpio_request(unsigned gpio, const char *label); |
| 11 | extern void rdc_gpio_free(unsigned gpio); |
| 12 | extern void __init rdc321x_gpio_setup(void); |
Florian Fainelli | 5e3a77e | 2008-01-30 13:33:36 +0100 | [diff] [blame] | 13 | |
| 14 | /* Wrappers for the arch-neutral GPIO API */ |
| 15 | |
| 16 | static inline int gpio_request(unsigned gpio, const char *label) |
| 17 | { |
Florian Fainelli | b2ef749 | 2008-03-26 22:39:15 +0100 | [diff] [blame] | 18 | return rdc_gpio_request(gpio, label); |
Florian Fainelli | 5e3a77e | 2008-01-30 13:33:36 +0100 | [diff] [blame] | 19 | } |
| 20 | |
| 21 | static inline void gpio_free(unsigned gpio) |
| 22 | { |
Uwe Kleine-König | fbdbf70 | 2008-09-15 22:02:43 +0200 | [diff] [blame] | 23 | might_sleep(); |
Florian Fainelli | b2ef749 | 2008-03-26 22:39:15 +0100 | [diff] [blame] | 24 | rdc_gpio_free(gpio); |
Florian Fainelli | 5e3a77e | 2008-01-30 13:33:36 +0100 | [diff] [blame] | 25 | } |
| 26 | |
| 27 | static inline int gpio_direction_input(unsigned gpio) |
| 28 | { |
| 29 | return rdc_gpio_direction_input(gpio); |
| 30 | } |
| 31 | |
| 32 | static inline int gpio_direction_output(unsigned gpio, int value) |
| 33 | { |
| 34 | return rdc_gpio_direction_output(gpio, value); |
| 35 | } |
| 36 | |
| 37 | static inline int gpio_get_value(unsigned gpio) |
| 38 | { |
| 39 | return rdc_gpio_get_value(gpio); |
| 40 | } |
| 41 | |
| 42 | static inline void gpio_set_value(unsigned gpio, int value) |
| 43 | { |
| 44 | rdc_gpio_set_value(gpio, value); |
| 45 | } |
| 46 | |
| 47 | static inline int gpio_to_irq(unsigned gpio) |
| 48 | { |
| 49 | return gpio; |
| 50 | } |
| 51 | |
| 52 | static inline int irq_to_gpio(unsigned irq) |
| 53 | { |
| 54 | return irq; |
| 55 | } |
| 56 | |
| 57 | /* For cansleep */ |
| 58 | #include <asm-generic/gpio.h> |
| 59 | |
Vegard Nossum | 77ef50a | 2008-06-18 17:08:48 +0200 | [diff] [blame] | 60 | #endif /* ASM_X86__MACH_RDC321X__GPIO_H */ |