pinctrl: qcom: spmi-mpp: Add PM/PMI8950 compatible strings

PM8950 and PMI8950 have four MPPs and this driver is compatible.
Signed-off-by: AngeloGioacchino Del Regno <kholk11@gmail.com>
Link: https://lore.kernel.org/r/20191031103507.30678-4-kholk11@gmail.comSigned-off-by: Linus Walleij <linus.walleij@linaro.org>

drivers/pinctrl/qcom/pinctrl-spmi-mpp.c

@@ -915,6 +915,8 @@ static const struct of_device_id pmic_mpp_of_match[] = {
 	{ .compatible = "qcom,pm8841-mpp" },	/* 4 MPP's */
 	{ .compatible = "qcom,pm8916-mpp" },	/* 4 MPP's */
 	{ .compatible = "qcom,pm8941-mpp" },	/* 8 MPP's */
+	{ .compatible = "qcom,pm8950-mpp" },	/* 4 MPP's */
+	{ .compatible = "qcom,pmi8950-mpp" },	/* 4 MPP's */
 	{ .compatible = "qcom,pm8994-mpp" },	/* 8 MPP's */
 	{ .compatible = "qcom,pma8084-mpp" },	/* 8 MPP's */
 	{ .compatible = "qcom,spmi-mpp" },	/* Generic */