[PATCH v2 1/2] can: rcar_canfd: Add Classical CAN only mode support

[Rob Herring]

On Wed, Jun 22, 2016 at 01:31:46PM +0100, Ramesh Shanmugasundaram wrote:
> The controller can operate in one of the two global modes
>  - CAN FD only mode (default)
>  - Classical CAN (CAN2.0) only mode
> 
> This patch adds support for Classical CAN only mode. It can be enabled
> by defining the optional device tree property "renesas,no-can-fd" of this
> node.
> 
> Note: R-Car Gen3 h/w manual v0.51E shows bit6 of RSCFDnCFDGCFG as
> reserved, which is incorrect. This bit is same as RSCFDnGCFG.
> 
> Signed-off-by: Ramesh Shanmugasundaram <ramesh.shanmugasundaram at bp.renesas.com>
> ---
>  .../devicetree/bindings/net/can/rcar_canfd.txt     |  21 +-

Acked-by: Rob Herring <robh at kernel.org>

>  drivers/net/can/rcar/rcar_canfd.c                  | 355 ++++++++++++++-------
>  2 files changed, 255 insertions(+), 121 deletions(-)