arm64: dts: renesas: r8a77995: Add CAN support

Adds CAN controller nodes for r8a77995.

Based on a patch for r8a7796 by Chris Paterson.
Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas@gmail.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

arch/arm64/boot/dts/renesas/r8a77995.dtsi

@@ -346,6 +346,38 @@ gpio6: gpio@e6055400 {
 			resets = <&cpg 906>;
 		};
 
+		can0: can@e6c30000 {
+			compatible = "renesas,can-r8a77995",
+				     "renesas,rcar-gen3-can";
+			reg = <0 0xe6c30000 0 0x1000>;
+			interrupts = <GIC_SPI 186 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 916>,
+			       <&cpg CPG_CORE R8A77995_CLK_CANFD>,
+			       <&can_clk>;
+			clock-names = "clkp1", "clkp2", "can_clk";
+			assigned-clocks = <&cpg CPG_CORE R8A77995_CLK_CANFD>;
+			assigned-clock-rates = <40000000>;
+			power-domains = <&sysc R8A77995_PD_ALWAYS_ON>;
+			resets = <&cpg 916>;
+			status = "disabled";
+		};
+
+		can1: can@e6c38000 {
+			compatible = "renesas,can-r8a77995",
+				     "renesas,rcar-gen3-can";
+			reg = <0 0xe6c38000 0 0x1000>;
+			interrupts = <GIC_SPI 187 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 915>,
+			       <&cpg CPG_CORE R8A77995_CLK_CANFD>,
+			       <&can_clk>;
+			clock-names = "clkp1", "clkp2", "can_clk";
+			assigned-clocks = <&cpg CPG_CORE R8A77995_CLK_CANFD>;
+			assigned-clock-rates = <40000000>;
+			power-domains = <&sysc R8A77995_PD_ALWAYS_ON>;
+			resets = <&cpg 915>;
+			status = "disabled";
+		};
+
 		avb: ethernet@e6800000 {
 			compatible = "renesas,etheravb-r8a77995",
 				     "renesas,etheravb-rcar-gen3";