Change to use devm_hwspin_lock_request_specific() instead of
freeing the hwlock explicitly when unbound the device.
Acked-by: NMark Brown <broonie@kernel.org>
Signed-off-by: NBaolin Wang <baolin.wang@linaro.org>
Signed-off-by: NBjorn Andersson <bjorn.andersson@linaro.org>