ARM: dts: msm: Add 8921 PMIC to ssbi bus

Add the PMIC and the sub-devices that are currently supported in
the kernel to the DT.
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Kumar Gala <galak@codeaurora.org>

arch/arm/boot/dts/qcom-msm8960-cdp.dts

+#include <dt-bindings/input/input.h>
+
 #include "qcom-msm8960.dtsi"
 
 / {
@@ -14,3 +16,16 @@ serial@16440000 {
 		};
 	};
 };
+
+&pmicintc {
+	keypad@148 {
+		linux,keymap = <
+			MATRIX_KEY(0, 0, KEY_VOLUMEUP)
+			MATRIX_KEY(0, 1, KEY_VOLUMEDOWN)
+			MATRIX_KEY(0, 2, KEY_CAMERA_FOCUS)
+			MATRIX_KEY(0, 3, KEY_CAMERA)
+			>;
+		keypad,num-rows = <1>;
+		keypad,num-columns = <5>;
+	};
+};

arch/arm/boot/dts/qcom-msm8960.dtsi

@@ -143,6 +143,43 @@ qcom,ssbi@500000 {
 			compatible = "qcom,ssbi";
 			reg = <0x500000 0x1000>;
 			qcom,controller-type = "pmic-arbiter";
+
+			pmicintc: pmic@0 {
+				compatible = "qcom,pm8921";
+				interrupt-parent = <&msmgpio>;
+				interrupts = <104 8>;
+				#interrupt-cells = <2>;
+				interrupt-controller;
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				pwrkey@1c {
+					compatible = "qcom,pm8921-pwrkey";
+					reg = <0x1c>;
+					interrupt-parent = <&pmicintc>;
+					interrupts = <50 1>, <51 1>;
+					debounce = <15625>;
+					pull-up;
+				};
+
+				keypad@148 {
+					compatible = "qcom,pm8921-keypad";
+					reg = <0x148>;
+					interrupt-parent = <&pmicintc>;
+					interrupts = <74 1>, <75 1>;
+					debounce = <15>;
+					scan-delay = <32>;
+					row-hold = <91500>;
+				};
+
+				rtc@11d {
+					compatible = "qcom,pm8921-rtc";
+					interrupt-parent = <&pmicintc>;
+					interrupts = <39 1>;
+					reg = <0x11d>;
+					allow-set-time;
+				};
+			};
 		};
 
 		rng@1a500000 {