MIPS: mobileye: eyeq6h: add OLB nodes OLB and remove fixed clocks

Change the declaration of clocks: remove all fixed clocks and declare
system-controllers (OLB) as clock providers.

Remove eyeq6h-fixed-clocks.dtsi and move the crystal clock to the main
eyeq6h.dtsi file.

Signed-off-by: Théo Lebrun <[email protected]>
Signed-off-by: Thomas Bogendoerfer <[email protected]>

Author: tleb

arch/mips/boot/dts/mobileye/eyeq6h-fixed-clocks.dtsi

@@ -5,7 +5,7 @@
 
 #include <dt-bindings/interrupt-controller/mips-gic.h>
 
-#include "eyeq6h-fixed-clocks.dtsi"
+#include <dt-bindings/clock/mobileye,eyeq5-clk.h>
 
 / {
 	#address-cells = <2>;
@@ -17,7 +17,7 @@
 			device_type = "cpu";
 			compatible = "img,i6500";
 			reg = <0>;
-			clocks = <&occ_cpu>;
+			clocks = <&olb_central EQ6HC_CENTRAL_CPU_OCC>;
 		};
 	};
 
@@ -32,19 +32,42 @@
 		#interrupt-cells = <1>;
 	};
 
+	xtal: clock-30000000 {
+		compatible = "fixed-clock";
+		#clock-cells = <0>;
+		clock-frequency = <30000000>;
+	};
+
 	soc: soc {
 		compatible = "simple-bus";
 		#address-cells = <2>;
 		#size-cells = <2>;
 		ranges;
 
+		olb_acc: system-controller@d2003000 {
+			compatible = "mobileye,eyeq6h-acc-olb", "syscon";
+			reg = <0x0 0xd2003000 0x0 0x1000>;
+			#reset-cells = <1>;
+			#clock-cells = <1>;
+			clocks = <&xtal>;
+			clock-names = "ref";
+		};
+
+		olb_central: system-controller@d3100000 {
+			compatible = "mobileye,eyeq6h-central-olb", "syscon";
+			reg = <0x0 0xd3100000 0x0 0x1000>;
+			#clock-cells = <1>;
+			clocks = <&xtal>;
+			clock-names = "ref";
+		};
+
 		uart0: serial@d3331000 {
 			compatible = "arm,pl011", "arm,primecell";
 			reg = <0 0xd3331000 0x0 0x1000>;
 			reg-io-width = <4>;
 			interrupt-parent = <&gic>;
 			interrupts = <GIC_SHARED 43 IRQ_TYPE_LEVEL_HIGH>;
-			clocks = <&occ_periph_w>, <&occ_periph_w>;
+			clocks = <&olb_west EQ6HC_WEST_PER_UART>, <&olb_west EQ6HC_WEST_PER_OCC>;
 			clock-names = "uartclk", "apb_pclk";
 		};
 
@@ -56,6 +79,15 @@
 			pinctrl-single,function-mask = <0xffff>;
 		};
 
+		olb_west: system-controller@d3338000 {
+			compatible = "mobileye,eyeq6h-west-olb", "syscon";
+			reg = <0x0 0xd3338000 0x0 0x1000>;
+			#reset-cells = <1>;
+			#clock-cells = <1>;
+			clocks = <&xtal>;
+			clock-names = "ref";
+		};
+
 		pinctrl_east: pinctrl@d3357000 {
 			compatible = "pinctrl-single";
 			reg = <0x0 0xd3357000 0x0 0xb0>;
@@ -64,6 +96,23 @@
 			pinctrl-single,function-mask = <0xffff>;
 		};
 
+		olb_east: system-controller@d3358000 {
+			compatible = "mobileye,eyeq6h-east-olb", "syscon";
+			reg = <0x0 0xd3358000 0x0 0x1000>;
+			#reset-cells = <1>;
+			#clock-cells = <1>;
+			clocks = <&xtal>;
+			clock-names = "ref";
+		};
+
+		olb_south: system-controller@d8013000 {
+			compatible = "mobileye,eyeq6h-south-olb", "syscon";
+			reg = <0x0 0xd8013000 0x0 0x1000>;
+			#clock-cells = <1>;
+			clocks = <&xtal>;
+			clock-names = "ref";
+		};
+
 		pinctrl_south: pinctrl@d8014000 {
 			compatible = "pinctrl-single";
 			reg = <0x0 0xd8014000 0x0 0xf8>;
@@ -72,6 +121,22 @@
 			pinctrl-single,function-mask = <0xffff>;
 		};
 
+		olb_ddr0: system-controller@e4080000 {
+			compatible = "mobileye,eyeq6h-ddr0-olb", "syscon";
+			reg = <0x0 0xe4080000 0x0 0x1000>;
+			#clock-cells = <1>;
+			clocks = <&xtal>;
+			clock-names = "ref";
+		};
+
+		olb_ddr1: system-controller@e4081000 {
+			compatible = "mobileye,eyeq6h-ddr1-olb", "syscon";
+			reg = <0x0 0xe4081000 0x0 0x1000>;
+			#clock-cells = <1>;
+			clocks = <&xtal>;
+			clock-names = "ref";
+		};
+
 		gic: interrupt-controller@f0920000 {
 			compatible = "mti,gic";
 			reg = <0x0 0xf0920000 0x0 0x20000>;
@@ -89,7 +154,7 @@
 			timer {
 				compatible = "mti,gic-timer";
 				interrupts = <GIC_LOCAL 1 IRQ_TYPE_NONE>;
-				clocks = <&occ_cpu>;
+				clocks = <&olb_central EQ6HC_CENTRAL_CPU_OCC>;
 			};
 		};
 	};