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Commit 80bd043d authored by Ulrich Hecht's avatar Ulrich Hecht Committed by Geert Uytterhoeven
Browse files

dt-bindings: can: rcar_canfd: document r8a77995 support 



Adds compatible strings for the R-Car CAN FD controller in the D3 SoC.

Signed-off-by: default avatarUlrich Hecht <ulrich.hecht+renesas@gmail.com>
Acked-by: default avatarRob Herring <robh@kernel.org>
Reviewed-by: default avatarSimon Horman <horms+renesas@verge.net.au>
Reviewed-by: default avatarWolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: default avatarGeert Uytterhoeven <geert+renesas@glider.be>
parent 81633d75

Documentation/devicetree/bindings/net/can/rcar_canfd.txt

+7 −7
Original line number Diff line number Diff line
@@ -12,6 +12,7 @@ Required properties: 
  - "renesas,r8a77970-canfd" for R8A77970 (R-Car V3M) compatible controller.

  - "renesas,r8a77980-canfd" for R8A77980 (R-Car V3H) compatible controller.

  - "renesas,r8a77990-canfd" for R8A77990 (R-Car E3) compatible controller.

  - "renesas,r8a77995-canfd" for R8A77995 (R-Car D3) compatible controller.



  When compatible with the generic version, nodes must list the

  SoC-specific version corresponding to the platform first, followed by the
@@ -30,13 +31,12 @@ The name of the child nodes are "channel0" and "channel1" respectively. Each 
child node supports the "status" property only, which is used to

enable/disable the respective channel.



Required properties for "renesas,r8a774c0-canfd", "renesas,r8a7795-canfd",

"renesas,r8a7796-canfd", "renesas,r8a77965-canfd", and "renesas,r8a77990-canfd"

compatible:

In R8A774A1, R8A774C0, R8A7795, R8A7796, R8A77965, and R8A77990 SoCs, canfd

clock is a div6 clock and can be used by both CAN and CAN FD controller at the

same time. It needs to be scaled to maximum frequency if any of these

controllers use it. This is done using the below properties:

Required properties for R8A774A1, R8A774C0, R8A7795, R8A7796, R8A77965,

R8A77990, and R8A77995:

In the denoted SoCs, canfd clock is a div6 clock and can be used by both CAN

and CAN FD controller at the same time. It needs to be scaled to maximum

frequency if any of these controllers use it. This is done using the below

properties:



- assigned-clocks: phandle of canfd clock.

- assigned-clock-rates: maximum frequency of this clock.