ARM: dts: msm: Add support for RGMII 1.8v

Add RGMII 1.8v support to both MBB and cpe
products.

Change-Id: Id3dd7cbf9a8361d838625116c4a698498574ad2f
Signed-off-by: Sunil Paidimarri <hisunil@codeaurora.org>

arch/arm64/boot/dts/qcom/sdxprairie-mtp-v1.1-cpe.dtsi

@@ -16,3 +16,14 @@
 &qnand_1 {
 	status = "ok";
 };
+
+&emac_hw {
+	/delete-property/ vreg_rgmii-supply;
+	pinctrl-names = "default";
+	pinctrl-0 = <&vreg_rgmii_off_default>;
+};
+
+&vreg_rgmii_io_pads {
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <1800000>;
+};

arch/arm64/boot/dts/qcom/sdxprairie-mtp-v1.1.dtsi

@@ -17,3 +17,14 @@
 &qnand_1 {
 	status = "ok";
 };
+
+&emac_hw {
+	/delete-property/ vreg_rgmii-supply;
+	pinctrl-names = "default";
+	pinctrl-0 = <&vreg_rgmii_off_default>;
+};
+
+&vreg_rgmii_io_pads {
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <1800000>;
+};

arch/arm64/boot/dts/qcom/sdxprairie-v2-mtp-v1.1-cpe.dtsi

@@ -17,3 +17,14 @@
 &qnand_1 {
 	status = "ok";
 };
+
+&emac_hw {
+	/delete-property/ vreg_rgmii-supply;
+	pinctrl-names = "default";
+	pinctrl-0 = <&vreg_rgmii_off_default>;
+};
+
+&vreg_rgmii_io_pads {
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <1800000>;
+};

arch/arm64/boot/dts/qcom/sdxprairie-v2-mtp-v1.1.dtsi

@@ -17,3 +17,14 @@
 &qnand_1 {
 	status = "ok";
 };
+
+&emac_hw {
+	/delete-property/ vreg_rgmii-supply;
+	pinctrl-names = "default";
+	pinctrl-0 = <&vreg_rgmii_off_default>;
+};
+
+&vreg_rgmii_io_pads {
+	regulator-min-microvolt = <1800000>;
+	regulator-max-microvolt = <1800000>;
+};