pinctrl: qcom: spmi-gpio: add support for pm8550 & pmr735d gpio control

Add support for the pm8550, pm8550b, pm8550ve, pm8550vs, pmk8550 & pmr735d
gpio controllers providing GPIO control over SPMI.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Link: https://lore.kernel.org/r/20221114-narmstrong-sm8550-upstream-spmi-v2-3-b839bf2d558a@linaro.org


Signed-off-by: Linus Walleij <linus.walleij@linaro.org>