pinctrl: qcom: spmi-gpio: add support for pmm8654au-gpio

Add support for the GPIO controller present on the pmm8654au PMIC.

Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Cc: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20230327125316.210812-14-brgl@bgdev.pl


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