[PATCH 41/54] arm64: dts: renesas: r8a77995: Add CAN FD support

Simon Horman horms+renesas at verge.net.au
Thu Dec 7 01:53:44 PST 2017


From: Ulrich Hecht <ulrich.hecht+renesas at gmail.com>

Adds CAN FD controller node for r8a77995.

Based on a patch for r8a7796 by Chris Paterson.

Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas at gmail.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas at glider.be>
Signed-off-by: Simon Horman <horms+renesas at verge.net.au>
---
 arch/arm64/boot/dts/renesas/r8a77995.dtsi | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r8a77995.dtsi b/arch/arm64/boot/dts/renesas/r8a77995.dtsi
index b2c8db15db53..73149c73ef87 100644
--- a/arch/arm64/boot/dts/renesas/r8a77995.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a77995.dtsi
@@ -378,6 +378,31 @@
 			status = "disabled";
 		};
 
+		canfd: can at e66c0000 {
+			compatible = "renesas,r8a77995-canfd",
+				     "renesas,rcar-gen3-canfd";
+			reg = <0 0xe66c0000 0 0x8000>;
+			interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>,
+				   <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 914>,
+			       <&cpg CPG_CORE R8A77995_CLK_CANFD>,
+			       <&can_clk>;
+			clock-names = "fck", "canfd", "can_clk";
+			assigned-clocks = <&cpg CPG_CORE R8A77995_CLK_CANFD>;
+			assigned-clock-rates = <40000000>;
+			power-domains = <&sysc R8A77995_PD_ALWAYS_ON>;
+			resets = <&cpg 914>;
+			status = "disabled";
+
+			channel0 {
+				status = "disabled";
+			};
+
+			channel1 {
+				status = "disabled";
+			};
+		};
+
 		avb: ethernet at e6800000 {
 			compatible = "renesas,etheravb-r8a77995",
 				     "renesas,etheravb-rcar-gen3";
-- 
2.11.0




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