diff options
| author | Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> | 2018-04-27 22:12:51 +0300 |
|---|---|---|
| committer | Simon Horman <horms+renesas@verge.net.au> | 2018-05-16 10:46:11 +0200 |
| commit | f38c41727211f2cdd9bb6f2999d46daafeacc5aa (patch) | |
| tree | 01a75e443b41d9ad5b64a6b6bcaaec880499d107 /arch/arm64/boot/dts/renesas/r8a77980.dtsi | |
| parent | bb8d20331f051a920df21aaf263a189e2ede20e6 (diff) | |
arm64: dts: renesas: r8a77980: add CAN-FD support
Define the generic R8A77980 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>
[simon: consistently use tabs for indentation]
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Diffstat (limited to 'arch/arm64/boot/dts/renesas/r8a77980.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/renesas/r8a77980.dtsi | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/renesas/r8a77980.dtsi b/arch/arm64/boot/dts/renesas/r8a77980.dtsi index 5c865fcd3986..3a127643d1dc 100644 --- a/arch/arm64/boot/dts/renesas/r8a77980.dtsi +++ b/arch/arm64/boot/dts/renesas/r8a77980.dtsi @@ -38,6 +38,13 @@ }; }; + /* External CAN clock - to be overridden by boards that provide it */ + can_clk: can { + compatible = "fixed-clock"; + #clock-cells = <0>; + clock-frequency = <0>; + }; + extal_clk: extal { compatible = "fixed-clock"; #clock-cells = <0>; @@ -170,6 +177,30 @@ status = "disabled"; }; + canfd: can@e66c0000 { + compatible = "renesas,r8a77980-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 R8A77980_CLK_CANFD>, + <&can_clk>; + clock-names = "fck", "canfd", "can_clk"; + assigned-clocks = <&cpg CPG_CORE R8A77980_CLK_CANFD>; + assigned-clock-rates = <40000000>; + power-domains = <&sysc R8A77980_PD_ALWAYS_ON>; + status = "disabled"; + + channel0 { + status = "disabled"; + }; + + channel1 { + status = "disabled"; + }; + }; + avb: ethernet@e6800000 { compatible = "renesas,etheravb-r8a77980", "renesas,etheravb-rcar-gen3"; |