Document the support for rcar_canfd on R8A77990 SoC devices. Signed-off-by: Marek Vasut <marek.vasut+renesas@xxxxxxxxx> Cc: Eugeniu Rosca <erosca@xxxxxxxxxxxxxx> Cc: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> Cc: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx> Cc: Rob Herring <robh@xxxxxxxxxx> Cc: Simon Horman <horms+renesas@xxxxxxxxxxxx> Cc: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> Cc: linux-renesas-soc@xxxxxxxxxxxxxxx To: devicetree@xxxxxxxxxxxxxxx --- .../devicetree/bindings/net/can/rcar_canfd.txt | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt index 4720e916fbdd..41049fed5872 100644 --- a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt +++ b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt @@ -9,6 +9,7 @@ Required properties: - "renesas,r8a77965-canfd" for R8A77965 (R-Car M3-N) compatible controller. - "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. When compatible with the generic version, nodes must list the SoC-specific version corresponding to the platform first, followed by the @@ -27,12 +28,12 @@ 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,r8a7795-canfd", "renesas,r8a7796-canfd" and -"renesas,r8a77965-canfd" compatible: -In R8A7795, R8A7796 and R8A77965 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 "renesas,r8a7795-canfd", "renesas,r8a7796-canfd", +"renesas,r8a77965-canfd" and "renesas,r8a77990-canfd" compatible: +In 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: - assigned-clocks: phandle of canfd clock. - assigned-clock-rates: maximum frequency of this clock. -- 2.18.0
