ARM: dts: qcom: apq8064 - add RPM regulators support

This patch adds rpm node to apq8064 dt as rpm would be used by other
devices for regulator support.
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@sonymobile.com>
Signed-off-by: Kumar Gala <galak@codeaurora.org>

arch/arm/boot/dts/qcom-apq8064.dtsi

@@ -276,6 +276,30 @@ mmcc: clock-controller@4000000 {
 			#reset-cells = <1>;
 		};
 
+		l2cc: clock-controller@2011000 {
+			compatible	= "syscon";
+			reg		= <0x2011000 0x1000>;
+		};
+
+		rpm@108000 {
+			compatible	= "qcom,rpm-apq8064";
+			reg		= <0x108000 0x1000>;
+			qcom,ipc	= <&l2cc 0x8 2>;
+
+			interrupts	= <GIC_SPI 19 IRQ_TYPE_EDGE_RISING>,
+					  <GIC_SPI 21 IRQ_TYPE_EDGE_RISING>,
+					  <GIC_SPI 22 IRQ_TYPE_EDGE_RISING>;
+			interrupt-names	= "ack", "err", "wakeup";
+
+			regulators {
+				compatible = "qcom,rpm-pm8921-regulators";
+
+				pm8921_hdmi_switch: hdmi-switch {
+					bias-pull-down;
+				};
+			};
+		};
+
 		/* Temporary fixed regulator */
 		vsdcc_fixed: vsdcc-regulator {
 			compatible = "regulator-fixed";