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arm64: dts: renesas: r8a77970: add CAN-FD support

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Define the generic R8A77970 part of the CAN-FD device node.

Based on the original (and large) patch by Vladimir Barinov.

Signed-off-by: Vladimir Barinov <vladimir.barinov@cogentembedded.com>
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Acked-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram@bp.renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
This commit is contained in:
Sergei Shtylyov
2018-04-26 23:33:14 +03:00
committed by Simon Horman
parent 4c529600ee
commit 81a579d53a
1 changed files with 32 additions and 0 deletions
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32
arch/arm64/boot/dts/renesas/r8a77970.dtsi
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@@ -68,6 +68,13 @@ psci {
method = "smc";
};
/* External CAN clock - to be overridden by boards that provide it */
can_clk: can {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <0>;
};
/* External SCIF clock - to be overridden by boards that provide it */
scif_clk: scif {
compatible = "fixed-clock";
@@ -381,6 +388,31 @@ hscif3: serial@e66a0000 {
status = "disabled";
};
canfd: can@e66c0000 {
compatible = "renesas,r8a77970-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 R8A77970_CLK_CANFD>,
<&can_clk>;
clock-names = "fck", "canfd", "can_clk";
assigned-clocks = <&cpg CPG_CORE R8A77970_CLK_CANFD>;
assigned-clock-rates = <40000000>;
power-domains = <&sysc R8A77970_PD_ALWAYS_ON>;
resets = <&cpg 914>;
status = "disabled";
channel0 {
status = "disabled";
};
channel1 {
status = "disabled";
};
};
avb: ethernet@e6800000 {
compatible = "renesas,etheravb-r8a77970",
"renesas,etheravb-rcar-gen3";