linux-kernel - Re: [PATCH v2 1/2] dt-bindings: arm: coresight: Remove pattern match of ETE node name

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Message-ID: <f616989b-2d84-483d-80c4-d3c6eb97b137@arm.com>
Date: Tue, 16 Jan 2024 09:33:27 +0000
From: Suzuki K Poulose <suzuki.poulose@....com>
To: Mao Jinlong <quic_jinlmao@...cinc.com>, Mike Leach
 <mike.leach@...aro.org>, James Clark <james.clark@....com>,
 Leo Yan <leo.yan@...aro.org>,
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
 Rob Herring <robh+dt@...nel.org>,
 Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
 Conor Dooley <conor+dt@...nel.org>, Bjorn Andersson <andersson@...nel.org>,
 Konrad Dybcio <konrad.dybcio@...aro.org>,
 Mathieu Poirier <mathieu.poirier@...aro.org>
Cc: coresight@...ts.linaro.org, linux-arm-kernel@...ts.infradead.org,
 linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
 linux-arm-msm@...r.kernel.org, Tingwei Zhang <quic_tingweiz@...cinc.com>,
 Yuanfang Zhang <quic_yuanfang@...cinc.com>,
 Tao Zhang <quic_taozha@...cinc.com>
Subject: Re: [PATCH v2 1/2] dt-bindings: arm: coresight: Remove pattern match
 of ETE node name

On 16/01/2024 06:45, Mao Jinlong wrote:
> Remove pattern match of ETE node name. Use ete with the number as the
> name for ete nodes.
> 
> Signed-off-by: Mao Jinlong <quic_jinlmao@...cinc.com>
> ---
>   .../bindings/arm/arm,embedded-trace-extension.yaml          | 6 ++----
>   1 file changed, 2 insertions(+), 4 deletions(-)
> 
> diff --git a/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml b/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
> index f725e6940993..ed78cc7ae94a 100644
> --- a/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
> @@ -22,8 +22,6 @@ description: |
>     with any optional connection graph as per the coresight bindings.
>   
>   properties:
> -  $nodename:
> -    pattern: "^ete([0-9a-f]+)$"
>     compatible:
>       items:
>         - const: arm,embedded-trace-extension
> @@ -55,13 +53,13 @@ examples:
>   
>   # An ETE node without legacy CoreSight connections
>     - |
> -    ete0 {
> +    ete-0 {

Why do we need the number ? why not simply "ete" as Krzysztof suggested ?

Suzuki