Re: [PATCH v4] dt-bindings: serial: Document Axiado AX3005 UART

Michal Simek <[email protected]> Thu, 6 Aug 2026 07:06:41 +0200
Newsgroups org.kernel.vger.linux-serial,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel
Message-ID <[email protected]>

On 8/6/26 07:03, Swark Yang wrote:
> The Axiado AX3005 UART is software-compatible with the Cadence r1p12
> UART programming interface.
> 
> Document the "axiado,ax3005-uart" SoC-specific compatible with
> "cdns,uart-r1p12" as its fallback. This preserves identification of the
> AX3005 integration while allowing the controller to use the existing
> Cadence r1p12 UART support.
> 
> Acked-by: Krzysztof Kozlowski <[email protected]>
> Signed-off-by: Swark Yang <[email protected]>
> ---
> This UART binding was previously submitted as patch 5/8 of the AX3005
> v3 multi-subsystem series.
> 
> Following maintainer feedback, the binding updates are now submitted
> separately to their respective subsystem maintainers, as there are no
> cross-subsystem dependencies requiring them to be submitted together.
> 
> This submission contains only the AX3005 UART binding. The corresponding
> UART controller nodes remain in the separate AX3005 arm64 Devicetree
> series.
> 
> Changes in v4:
> - Submit the UART binding separately from the previous multi-subsystem
>    AX3005 series.
> - Expand the commit message to explain compatibility with the Cadence
>    r1p12 UART programming interface.
> - Add Krzysztof's Acked-by tag.
> - No binding schema changes.
> 
> Previously submitted as:
> 
> [PATCH v3 5/8] dt-bindings: serial: cdns: add Axiado AX3005 UART variant
> 
>   https://lore.kernel.org/all/20260716-upstream-axiado-ax3005-upstream-v3-5-c429095143ec@axiado.com/
> ---
>   Documentation/devicetree/bindings/serial/cdns,uart.yaml | 1 +
>   1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/serial/cdns,uart.yaml b/Documentation/devicetree/bindings/serial/cdns,uart.yaml
> index 9d3e5c1d8502..11292de42c67 100644
> --- a/Documentation/devicetree/bindings/serial/cdns,uart.yaml
> +++ b/Documentation/devicetree/bindings/serial/cdns,uart.yaml
> @@ -19,6 +19,7 @@ properties:
>         - items:
>             - enum:
>                 - axiado,ax3000-uart
> +              - axiado,ax3005-uart
>                 - xlnx,zynqmp-uart
>             - const: cdns,uart-r1p12
>   
> 
> ---
> base-commit: 1590cf0329716306e948a8fc29f1d3ee87d3989f
> change-id: 20260804-upstrea-ax3005-uart-v4-fc15932c6cbd
> 
> Best regards,

Acked-by: Michal Simek <[email protected]>

Thanks,
Michal