Use devm_gpio_request() to make cleanup paths simpler.
Signed-off-by: NJingoo Han <jg1.han@samsung.com>
Reviewed-by: NVioleta Menendez <violeta.menendez@codethink.co.uk>
Reviewed-by: NIan Molton <ian.molton@codethink.co.uk>
Tested-by: NVioleta Menendez <violeta.menendez@codethink.co.uk>
Signed-off-by: NWolfram Sang <wsa@the-dreams.de>