dts: rb5: add pm8150l l11c regulator

This regulator enables the USB hub as well as the VBUS rail, it is
necessary to turn VBUS on and enable USB on the rb5.

Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
diff --git a/arch/arm/dts/rb5.dts b/arch/arm/dts/rb5.dts
index 50df90b..a62922f 100644
--- a/arch/arm/dts/rb5.dts
+++ b/arch/arm/dts/rb5.dts
@@ -6,6 +6,7 @@
 /dts-v1/;
 
 #include <dt-bindings/arm/qcom,ids.h>
+#include <dt-bindings/regulator/qcom,rpmh-regulator.h>
 
 #include "sm8250.dtsi"
 
@@ -42,6 +43,21 @@
 	};
 };
 
+&apps_rsc {
+	regulators-2 {
+		compatible = "qcom,pm8150l-rpmh-regulators";
+		qcom,pmic-id = "c";
+
+		vreg_l11c_3p3: ldo11 {
+			regulator-name = "vreg_l11c_3p3";
+			regulator-min-microvolt = <3296000>;
+			regulator-max-microvolt = <3296000>;
+			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
+			regulator-always-on;
+		};
+	};
+};
+
 &sdhc_2 {
 	/* SD card support is broken currently */
 	status = "disabled";
@@ -112,6 +128,8 @@
 
 	phys = <&usb_2_hsphy>;
 	phy-names = "usb2-phy";
+
+	vbus-supply = <&vreg_l11c_3p3>;
 };
 
 &usb_2_hsphy {