From 7d27cd08b4c1adfd58c54aaa8b8c8f4eeb3c7021 Mon Sep 17 00:00:00 2001 From: Stefano Babic Date: Tue, 13 Apr 2010 12:07:00 +0200 Subject: MX31: add accessor function to get a gpio The patch adds an accessor function to get the value of a gpio. Signed-off-by: Stefano Babic --- arch/arm/include/asm/arch-mx31/mx31.h | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'arch/arm/include/asm') diff --git a/arch/arm/include/asm/arch-mx31/mx31.h b/arch/arm/include/asm/arch-mx31/mx31.h index 3cc4b35..f702d26 100644 --- a/arch/arm/include/asm/arch-mx31/mx31.h +++ b/arch/arm/include/asm/arch-mx31/mx31.h @@ -37,12 +37,17 @@ enum mx31_gpio_direction { extern int mx31_gpio_direction(unsigned int gpio, enum mx31_gpio_direction direction); extern void mx31_gpio_set(unsigned int gpio, unsigned int value); +extern int mx31_gpio_get(unsigned int gpio); #else static inline int mx31_gpio_direction(unsigned int gpio, enum mx31_gpio_direction direction) { return 1; } +static inline int mx31_gpio_get(unsigned int gpio) +{ + return 1; +} static inline void mx31_gpio_set(unsigned int gpio, unsigned int value) { } -- cgit v1.1