PM55 pmic support gpio controller so add compatible and comment for gpio
holes
Signed-off-by: NVinod Koul <vkoul@kernel.org>
Reviewed-by: NBjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20201126092151.1082697-2-vkoul@kernel.orgSigned-off-by: NLinus Walleij <linus.walleij@linaro.org>