gpio: unify gpio direction macros names with Linux kernel
See linux.git/include/linux/gpio.h and
linux.git/Documentation/gpio.txt for details.

Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
1 parent d7fc449 commit 6339a419e91ec16afe02cb9270c487778129aa3c
@Antony Pavlov Antony Pavlov authored on 21 Nov 2013
Sascha Hauer committed on 22 Nov 2013
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drivers/gpio/gpio-dw.c
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drivers/gpio/gpiolib.c
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include/gpio.h