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| author | Fabrizio Castro <fabrizio.castro@bp.renesas.com> | 2018-09-10 12:43:14 +0200 |
|---|---|---|
| committer | Marc Kleine-Budde <mkl@pengutronix.de> | 2018-11-09 17:20:08 +0100 |
| commit | 868b7c0f43e61f227bf3d7f7d6134bb3c67bb0e8 (patch) | |
| tree | 8642f0e5bf86af6098b892958a3dd5765a81de81 /Documentation | |
| parent | can: rcar_can: Fix erroneous registration (diff) | |
| download | linux-868b7c0f43e61f227bf3d7f7d6134bb3c67bb0e8.tar.xz linux-868b7c0f43e61f227bf3d7f7d6134bb3c67bb0e8.zip | |
dt-bindings: can: rcar_can: Add r8a774a1 support
Document RZ/G2M (r8a774a1) SoC specific bindings.
Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Signed-off-by: Chris Paterson <Chris.Paterson2@renesas.com>
Reviewed-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Reviewed-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/net/can/rcar_can.txt | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/Documentation/devicetree/bindings/net/can/rcar_can.txt b/Documentation/devicetree/bindings/net/can/rcar_can.txt index 47fc68148f38..9936b9ee67c3 100644 --- a/Documentation/devicetree/bindings/net/can/rcar_can.txt +++ b/Documentation/devicetree/bindings/net/can/rcar_can.txt @@ -5,6 +5,7 @@ Required properties: - compatible: "renesas,can-r8a7743" if CAN controller is a part of R8A7743 SoC. "renesas,can-r8a7744" if CAN controller is a part of R8A7744 SoC. "renesas,can-r8a7745" if CAN controller is a part of R8A7745 SoC. + "renesas,can-r8a774a1" if CAN controller is a part of R8A774A1 SoC. "renesas,can-r8a7778" if CAN controller is a part of R8A7778 SoC. "renesas,can-r8a7779" if CAN controller is a part of R8A7779 SoC. "renesas,can-r8a7790" if CAN controller is a part of R8A7790 SoC. @@ -18,15 +19,21 @@ Required properties: "renesas,rcar-gen1-can" for a generic R-Car Gen1 compatible device. "renesas,rcar-gen2-can" for a generic R-Car Gen2 or RZ/G1 compatible device. - "renesas,rcar-gen3-can" for a generic R-Car Gen3 compatible device. + "renesas,rcar-gen3-can" for a generic R-Car Gen3 or RZ/G2 + compatible device. When compatible with the generic version, nodes must list the SoC-specific version corresponding to the platform first followed by the generic version. - reg: physical base address and size of the R-Car CAN register map. - interrupts: interrupt specifier for the sole interrupt. -- clocks: phandles and clock specifiers for 3 CAN clock inputs. -- clock-names: 3 clock input name strings: "clkp1", "clkp2", "can_clk". +- clocks: phandles and clock specifiers for 2 CAN clock inputs for RZ/G2 + devices. + phandles and clock specifiers for 3 CAN clock inputs for every other + SoC. +- clock-names: 2 clock input name strings for RZ/G2: "clkp1", "can_clk". + 3 clock input name strings for every other SoC: "clkp1", "clkp2", + "can_clk". - pinctrl-0: pin control group to be used for this controller. - pinctrl-names: must be "default". @@ -42,8 +49,9 @@ using the below properties: Optional properties: - renesas,can-clock-select: R-Car CAN Clock Source Select. Valid values are: <0x0> (default) : Peripheral clock (clkp1) - <0x1> : Peripheral clock (clkp2) - <0x3> : Externally input clock + <0x1> : Peripheral clock (clkp2) (not supported by + RZ/G2 devices) + <0x3> : External input clock Example ------- |