[PATCH v2 1/4] dt-bindings: can: rockchip: add rk3588 CAN-FD compatible
Krzysztof Kozlowski
krzk at kernel.org
Thu Jul 2 07:23:29 PDT 2026
On 02/07/2026 16:06, 1579567540 at qq.com wrote:
> From: Cunhao Lu <1579567540 at qq.com>
>
> RK3588 integrates a Rockchip CAN-FD controller variant that is not
> fully compatible with RK3568v2. The RX FIFO count register field is
> encoded in bits 7:5 on RK3588, while RK3568v2 uses bits 6:4.
>
> Add a dedicated rockchip,rk3588-canfd compatible to describe this
> variant. Do not use rockchip,rk3568v2-canfd as a fallback, because that
> would describe a register layout that does not match the hardware.
>
> Changes in v2:
Changelog goes to changelog, so ---.
See also submitting patches or just start using b4, which would solve
also your broken threading problem.
> - Use enum for the single-compatible entries, as suggested by Krzysztof.
> - Reword the commit message to explain the hardware difference instead
> of referring to Linux driver match data.
>
> Signed-off-by: Cunhao Lu <1579567540 at qq.com>
Best regards,
Krzysztof
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