iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

dt-bindings: can: rcar_canfd: Document r8a774e1 support

Browse Source 
Document the support for rcar_canfd on R8A774E1 SoC devices.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20201005081319.29322-2-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Lad Prabhakar 2020-10-05 09:13:18 +01:00 committed by Marc Kleine-Budde
parent df73446a28
commit d131c4b879
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
Documentation/devicetree/bindings/net/can/rcar_canfd.txt
View File

@ -7,6 +7,7 @@ Required properties:
- "renesas,r8a774a1-canfd" for R8A774A1 (RZ/G2M) compatible controller.
- "renesas,r8a774b1-canfd" for R8A774B1 (RZ/G2N) compatible controller.
- "renesas,r8a774c0-canfd" for R8A774C0 (RZ/G2E) compatible controller.
- "renesas,r8a774e1-canfd" for R8A774E1 (RZ/G2H) compatible controller.
- "renesas,r8a7795-canfd" for R8A7795 (R-Car H3) compatible controller.
- "renesas,r8a7796-canfd" for R8A7796 (R-Car M3-W) compatible controller.
- "renesas,r8a77965-canfd" for R8A77965 (R-Car M3-N) compatible controller.
@ -32,8 +33,8 @@ 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 R8A774A1, R8A774B1, R8A774C0, R8A7795, R8A7796,
R8A77965, R8A77990, and R8A77995:
Required properties for R8A774A1, R8A774B1, R8A774C0, R8A774E1, 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