arm64: dts: add clocks for SC9860

Some clocks on SC9860 are in the same address area with syscon devices,
those are what have a property of 'sprd,syscon' which would refer to
syscon devices, others would have a reg property indicated their address
ranges.
Signed-off-by: Chunyan Zhang <chunyan.zhang@spreadtrum.com>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>

arch/arm64/boot/dts/sprd/sc9860.dtsi

@@ -7,6 +7,7 @@
  */
 
 #include <dt-bindings/interrupt-controller/arm-gic.h>
+#include <dt-bindings/clock/sprd,sc9860-clk.h>
 #include "whale2.dtsi"
 
 / {
@@ -183,6 +184,120 @@ pmu {
 	};
 
 	soc {
+		pmu_gate: pmu-gate {
+			compatible = "sprd,sc9860-pmu-gate";
+			sprd,syscon = <&pmu_regs>; /* 0x402b0000 */
+			clocks = <&ext_26m>;
+			#clock-cells = <1>;
+		};
+
+		pll: pll {
+			compatible = "sprd,sc9860-pll";
+			sprd,syscon = <&ana_regs>; /* 0x40400000 */
+			clocks = <&pmu_gate 0>;
+			#clock-cells = <1>;
+		};
+
+		ap_clk: clock-controller@20000000 {
+			compatible = "sprd,sc9860-ap-clk";
+			reg = <0 0x20000000 0 0x400>;
+			clocks = <&ext_26m>, <&pll 0>,
+				 <&pmu_gate 0>;
+			#clock-cells = <1>;
+		};
+
+		aon_prediv: aon-prediv {
+			compatible = "sprd,sc9860-aon-prediv";
+			reg = <0 0x402d0000 0 0x400>;
+			clocks = <&ext_26m>, <&pll 0>,
+				 <&pmu_gate 0>;
+			#clock-cells = <1>;
+		};
+
+		apahb_gate: apahb-gate {
+			compatible = "sprd,sc9860-apahb-gate";
+			sprd,syscon = <&ap_ahb_regs>; /* 0x20210000 */
+			clocks = <&aon_prediv 0>;
+			#clock-cells = <1>;
+		};
+
+		aon_gate: aon-gate {
+			compatible = "sprd,sc9860-aon-gate";
+			sprd,syscon = <&aon_regs>; /* 0x402e0000 */
+			clocks = <&aon_prediv 0>;
+			#clock-cells = <1>;
+		};
+
+		aonsecure_clk: clock-controller@40880000 {
+			compatible = "sprd,sc9860-aonsecure-clk";
+			reg = <0 0x40880000 0 0x400>;
+			clocks = <&ext_26m>, <&pll 0>;
+			#clock-cells = <1>;
+		};
+
+		agcp_gate: agcp-gate {
+			compatible = "sprd,sc9860-agcp-gate";
+			sprd,syscon = <&agcp_regs>; /* 0x415e0000 */
+			clocks = <&aon_prediv 0>;
+			#clock-cells = <1>;
+		};
+
+		gpu_clk: clock-controller@60200000 {
+			compatible = "sprd,sc9860-gpu-clk";
+			reg = <0 0x60200000 0 0x400>;
+			clocks = <&pll 0>;
+			#clock-cells = <1>;
+		};
+
+		vsp_clk: clock-controller@61000000 {
+			compatible = "sprd,sc9860-vsp-clk";
+			reg = <0 0x61000000 0 0x400>;
+			clocks = <&ext_26m>, <&pll 0>;
+			#clock-cells = <1>;
+		};
+
+		vsp_gate: vsp-gate {
+			compatible = "sprd,sc9860-vsp-gate";
+			sprd,syscon = <&vsp_regs>; /* 0x61100000 */
+			clocks = <&vsp_clk 0>;
+			#clock-cells = <1>;
+		};
+
+		cam_clk: clock-controller@62000000 {
+			compatible = "sprd,sc9860-cam-clk";
+			reg = <0 0x62000000 0 0x4000>;
+			clocks = <&ext_26m>, <&pll 0>;
+			#clock-cells = <1>;
+		};
+
+		cam_gate: cam-gate {
+			compatible = "sprd,sc9860-cam-gate";
+			sprd,syscon = <&cam_regs>; /* 0x62100000 */
+			clocks = <&cam_clk 0>;
+			#clock-cells = <1>;
+		};
+
+		disp_clk: clock-controller@63000000 {
+			compatible = "sprd,sc9860-disp-clk";
+			reg = <0 0x63000000 0 0x400>;
+			clocks = <&ext_26m>, <&pll 0>;
+			#clock-cells = <1>;
+		};
+
+		disp_gate: disp-gate {
+			compatible = "sprd,sc9860-disp-gate";
+			sprd,syscon = <&disp_regs>; /* 0x63100000 */
+			clocks = <&disp_clk 0>;
+			#clock-cells = <1>;
+		};
+
+		apapb_gate: apapb-gate {
+			compatible = "sprd,sc9860-apapb-gate";
+			sprd,syscon = <&ap_apb_regs>; /* 0x70b00000 */
+			clocks = <&ap_clk 0>;
+			#clock-cells = <1>;
+		};
+
 		funnel@10001000 { /* SoC Funnel */
 			compatible = "arm,coresight-funnel", "arm,primecell";
 			reg = <0 0x10001000 0 0x1000>;

arch/arm64/boot/dts/sprd/whale2.dtsi

@@ -106,10 +106,24 @@ uart3: serial@300000 {
 		};
 	};
 
-	ext_26m: ext-26m {
+	ext_32k: ext_32k {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <32768>;
+		clock-output-names = "ext-32k";
+	};
+
+	ext_26m: ext_26m {
 		compatible = "fixed-clock";
 		#clock-cells = <0>;
 		clock-frequency = <26000000>;
-		clock-output-names = "ext_26m";
+		clock-output-names = "ext-26m";
+	};
+
+	ext_rco_100m: ext_rco_100m {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <100000000>;
+		clock-output-names = "ext-rco-100m";
 	};
 };