[PATCH] gpio_direction_output() needs an initial value

[powerpc.git] / include / asm-arm / arch-s3c2410 / gpio.h

diff --git a/include/asm-arm/arch-s3c2410/gpio.h b/include/asm-arm/arch-s3c2410/gpio.h
index d47ae45..7583895 100644 (file)
--- a/include/asm-arm/arch-s3c2410/gpio.h
+++ b/include/asm-arm/arch-s3c2410/gpio.h
@@ -44,9 +44,11 @@ static inline int gpio_direction_input(unsigned gpio)
        return 0;
 }
 
-static inline int gpio_direction_output(unsigned gpio)
+static inline int gpio_direction_output(unsigned gpio, int value)
 {
        s3c2410_gpio_cfgpin(gpio, S3C2410_GPIO_OUTPUT);
+       /* REVISIT can we write the value first, to avoid glitching? */
+       s3c2410_gpio_setpin(gpio, value);
        return 0;
 }