PM8450 provides 4 GPIOs. Add a compatible entry for this GPIO block.
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Link: https://lore.kernel.org/r/20220315091106.613153-1-dmitry.baryshkov@linaro.orgSigned-off-by: Linus Walleij <linus.walleij@linaro.org>