On Thu, 01 Aug 2024 16:03:17 +0200, Geert Uytterhoeven wrote: > From: Duy Nguyen <duy.nguyen.rh@xxxxxxxxxxx> > > Document support for the CAN-FD Interface on the Renesas R-Car V4M > (R8A779H0) SoC, which supports up to four channels. > > The CAN-FD module on R-Car V4M is very similar to the one on R-Car V4H, > but differs in some hardware parameters, as reflected by the Parameter > Status Information part of the Global IP Version Register. However, > none of this parameterization should have any impact on the driver, as > the driver does not access any register that is impacted by the > parameterization (except for the number of channels). > > Signed-off-by: Duy Nguyen <duy.nguyen.rh@xxxxxxxxxxx> > [geert: Clarify R-Car V4M differences] > Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> > --- > v3: > - Add more clarification, > > v2: > - Drop RFC state now it works. > > Changes compared to the BSP: > - Restrict number of channels to four. > --- > .../bindings/net/can/renesas,rcar-canfd.yaml | 22 ++++++++++++++----- > 1 file changed, 16 insertions(+), 6 deletions(-) > Acked-by: Rob Herring (Arm) <robh@xxxxxxxxxx>