arm64: dts: qcom: Add pm8994, pmi8994, pm8004 PMIC skeletons

Add the skeleton nodes for the PMICs found on msm8996-mtp
devices.
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>

arch/arm64/boot/dts/qcom/pm8004.dtsi

+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/spmi/spmi.h>
+
+&spmi_bus {
+
+	pmic@4 {
+		compatible = "qcom,pm8004", "qcom,spmi-pmic";
+		reg = <0x4 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+	};
+
+	pmic@5 {
+		compatible = "qcom,pm8004", "qcom,spmi-pmic";
+		reg = <0x5 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+	};
+};

arch/arm64/boot/dts/qcom/pm8994.dtsi

+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/spmi/spmi.h>
+
+&spmi_bus {
+
+	pmic@0 {
+		compatible = "qcom,pm8994", "qcom,spmi-pmic";
+		reg = <0x0 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+	};
+
+	pmic@1 {
+		compatible = "qcom,pm8994", "qcom,spmi-pmic";
+		reg = <0x1 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+	};
+};

arch/arm64/boot/dts/qcom/pmi8994.dtsi

+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/spmi/spmi.h>
+
+&spmi_bus {
+
+	pmic@2 {
+		compatible = "qcom,pmi8994", "qcom,spmi-pmic";
+		reg = <0x2 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+	};
+
+	pmic@3 {
+		compatible = "qcom,pmi8994", "qcom,spmi-pmic";
+		reg = <0x3 SPMI_USID>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+	};
+};