arm64: dts: qcom: msm8994-kitakami: Add VDD_GFX regulator

This is required for the GPU to function.
Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Link: https://lore.kernel.org/r/20210118162432.107275-8-konrad.dybcio@somainline.orgSigned-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>

arch/arm64/boot/dts/qcom/msm8994-sony-xperia-kitakami.dtsi

@@ -185,6 +185,24 @@ &blsp2_uart2 {
 	status = "okay";
 };
 
+&pmi8994_spmi_regulators {
+	/*
+	 * Yeah, this one *is* managed by RPMPD, but also needs
+	 * to be hacked up as a-o due to the GPU device only accepting a single
+	 * power domain.. which still isn't enough and forces us to bind
+	 * OXILI_CX and OXILI_GX together!
+	 */
+	vdd_gfx: s2@1700 {
+		reg = <0x1700 0x100>;
+		regulator-name = "VDD_GFX";
+		regulator-min-microvolt = <980000>;
+		regulator-max-microvolt = <980000>;
+
+		/* hack until we rig up the gpu consumer */
+		regulator-always-on;
+	};
+};
+
 &rpm_requests {
 	pm8994_regulators: pm8994-regulators {
 		compatible = "qcom,rpm-pm8994-regulators";