ARM: dts: qcom: msm8960: split PMIC to separate dtsi files

The PMIC is not a part of the SoC, so move PMIC to a separate file and
include it from the board files.
Suggested-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Link: https://lore.kernel.org/r/20230928110309.1212221-17-dmitry.baryshkov@linaro.orgSigned-off-by: Bjorn Andersson <andersson@kernel.org>

arch/arm/boot/dts/qcom/pm8921.dtsi

+// SPDX-License-Identifier: GPL-2.0
+
+&ssbi {
+	pm8921: pmic {
+		compatible = "qcom,pm8921";
+		#interrupt-cells = <2>;
+		interrupt-controller;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		pwrkey@1c {
+			compatible = "qcom,pm8921-pwrkey";
+			reg = <0x1c>;
+			interrupt-parent = <&pm8921>;
+			interrupts = <50 IRQ_TYPE_EDGE_RISING>,
+				     <51 IRQ_TYPE_EDGE_RISING>;
+			debounce = <15625>;
+			pull-up;
+		};
+
+		pm8921_keypad: keypad@148 {
+			compatible = "qcom,pm8921-keypad";
+			reg = <0x148>;
+			interrupt-parent = <&pm8921>;
+			interrupts = <74 IRQ_TYPE_EDGE_RISING>,
+				     <75 IRQ_TYPE_EDGE_RISING>;
+			debounce = <15>;
+			scan-delay = <32>;
+			row-hold = <91500>;
+		};
+
+		rtc@11d {
+			compatible = "qcom,pm8921-rtc";
+			interrupt-parent = <&pm8921>;
+			interrupts = <39 IRQ_TYPE_EDGE_RISING>;
+			reg = <0x11d>;
+			allow-set-time;
+		};
+	};
+};

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

@@ -2,6 +2,7 @@
 #include <dt-bindings/input/input.h>
 
 #include "qcom-msm8960.dtsi"
+#include "pm8921.dtsi"
 
 / {
 	model = "Qualcomm MSM8960 CDP";

arch/arm/boot/dts/qcom/qcom-msm8960-samsung-expressatt.dts

 // SPDX-License-Identifier: GPL-2.0
 #include <dt-bindings/input/input.h>
+#include <dt-bindings/reset/qcom,gcc-msm8960.h>
 
 #include "qcom-msm8960.dtsi"
-#include <dt-bindings/reset/qcom,gcc-msm8960.h>
+#include "pm8921.dtsi"
 
 / {
 	model = "Samsung Galaxy Express SGH-I437";

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

@@ -259,47 +259,10 @@ gsbi5_serial: serial@16440000 {
 			};
 		};
 
-		ssbi@500000 {
+		ssbi: ssbi@500000 {
 			compatible = "qcom,ssbi";
 			reg = <0x500000 0x1000>;
 			qcom,controller-type = "pmic-arbiter";
-
-			pm8921: pmic {
-				compatible = "qcom,pm8921";
-				#interrupt-cells = <2>;
-				interrupt-controller;
-				#address-cells = <1>;
-				#size-cells = <0>;
-
-				pwrkey@1c {
-					compatible = "qcom,pm8921-pwrkey";
-					reg = <0x1c>;
-					interrupt-parent = <&pm8921>;
-					interrupts = <50 IRQ_TYPE_EDGE_RISING>,
-						     <51 IRQ_TYPE_EDGE_RISING>;
-					debounce = <15625>;
-					pull-up;
-				};
-
-				pm8921_keypad: keypad@148 {
-					compatible = "qcom,pm8921-keypad";
-					reg = <0x148>;
-					interrupt-parent = <&pm8921>;
-					interrupts = <74 IRQ_TYPE_EDGE_RISING>,
-						     <75 IRQ_TYPE_EDGE_RISING>;
-					debounce = <15>;
-					scan-delay = <32>;
-					row-hold = <91500>;
-				};
-
-				rtc@11d {
-					compatible = "qcom,pm8921-rtc";
-					interrupt-parent = <&pm8921>;
-					interrupts = <39 IRQ_TYPE_EDGE_RISING>;
-					reg = <0x11d>;
-					allow-set-time;
-				};
-			};
 		};
 
 		rng@1a500000 {