dt-bindings: pinctrl: qcom-pmic-gpio: Add support for pm6150/pm6150l

Add support for the PM6150 and PM6150L GPIO support to the
Qualcomm PMIC GPIO binding.

Signed-off-by: Kiran Gunda <kgunda@codeaurora.org>
Link: https://lore.kernel.org/r/1570188039-22122-1-git-send-email-kgunda@codeaurora.org


Acked-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Reviewed-by: Vinod Koul <vkoul@kernel.org>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>