Use devm_gpio_request() to automatic unroll when fails and avoid
resource leaks at error paths.
Signed-off-by: NYong Zhi <yong.zhi@intel.com>
Link: https://lore.kernel.org/r/1572905399-22402-1-git-send-email-yong.zhi@intel.comSigned-off-by: NMark Brown <broonie@kernel.org>