Re: [PATCH v1 2/2] dt-bindings: arm: add property for coresight component name
From: Alexander Shishkin
Date: Fri Apr 16 2021 - 07:23:53 EST
Tao Zhang <taozha@xxxxxxxxxxxxxx> writes:
> Add property "coresight-name" for coresight component name. This
> allows coresight driver to read device name from device entries.
> Signed-off-by: Tao Zhang <taozha@xxxxxxxxxxxxxx>
> Documentation/devicetree/bindings/arm/coresight.txt | 2 ++
> 1 file changed, 2 insertions(+)
> diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt
> index d711676..0e980ce 100644
> --- a/Documentation/devicetree/bindings/arm/coresight.txt
> +++ b/Documentation/devicetree/bindings/arm/coresight.txt
> @@ -103,6 +103,8 @@ its hardware characteristcs.
> powers down the coresight component also powers down and loses its
> context. This property is currently only used for the ETM 4.x driver.
> + * coresight-name: the name of the coresight devices.
Which devices? Also, is it a common practice to extend device tree
definitions based on arbitrary driver needs, or should there be some
sort of a discussion first?