diff options
Diffstat (limited to 'include/asm-arm')
| -rw-r--r-- | include/asm-arm/arch-mx31/mx31.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/asm-arm/arch-mx31/mx31.h b/include/asm-arm/arch-mx31/mx31.h index 0552c27..1d475dde 100644 --- a/include/asm-arm/arch-mx31/mx31.h +++ b/include/asm-arm/arch-mx31/mx31.h @@ -27,4 +27,24 @@ extern u32 mx31_get_ipg_clk(void); extern void mx31_gpio_mux(unsigned long mode); +enum mx31_gpio_direction { + MX31_GPIO_DIRECTION_IN, + MX31_GPIO_DIRECTION_OUT, +}; + +#ifdef CONFIG_MX31_GPIO +extern int mx31_gpio_direction(unsigned int gpio, + enum mx31_gpio_direction direction); +extern void mx31_gpio_set(unsigned int gpio, unsigned int value); +#else +static inline int mx31_gpio_direction(unsigned int gpio, + enum mx31_gpio_direction direction) +{ + return 1; +} +static inline void mx31_gpio_set(unsigned int gpio, unsigned int value) +{ +} +#endif + #endif /* __ASM_ARCH_MX31_H */ |