The documentation was wrong, gpiod_get_direction() returns 0/1 instead
of the GPIOF_* flags. The docs were fixed with commit 94fc7309
("gpio: correct docs about return value of gpiod_get_direction"). Now,
fix this user (until a better, system-wide solution is in place).
Signed-off-by: NWolfram Sang <wsa+renesas@sang-engineering.com>
Acked-by: NDaniel Thompson <daniel.thompson@linaro.org>
Reviewed-by: NSimon Horman <horms+renesas@verge.net.au>
Signed-off-by: NLee Jones <lee.jones@linaro.org>