Re: [PATCH v2 1/3] dt-bindings: serial: Normalize the node name of the serial port

[Rob Herring]

On Thu, Apr 22, 2021 at 04:58:35PM +0800, Zhen Lei wrote:
> Only letters, digits, and commas that describe the base address of the
> serial port in hexadecimal format are allowed.
> 
> Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx>
> ---
>  Documentation/devicetree/bindings/serial/serial.yaml | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/Documentation/devicetree/bindings/serial/serial.yaml b/Documentation/devicetree/bindings/serial/serial.yaml
> index 65e75d040521..71aec7fda07d 100644
> --- a/Documentation/devicetree/bindings/serial/serial.yaml
> +++ b/Documentation/devicetree/bindings/serial/serial.yaml
> @@ -21,7 +21,7 @@ description:
>  
>  properties:
>    $nodename:
> -    pattern: "^serial(@.*)?$"
> +    pattern: "^serial(@[0-9a-f,]+)?$"

The format of unit-addresses is dictated by the bus (parent), so this is 
the wrong place to enforce this. 

Rob