linux-kernel - Re: [PATCH v4 1/2] dt-bindings: arm: coresight: Update the pattern of ete node name

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Message-ID: <jlr7j3sqjjrf7a7ttttwe7luud3nuuxo43s62iumlq3p3qe2x7@2jcpcjq5vnc7>
Date: Mon, 16 Sep 2024 11:02:03 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Mao Jinlong <quic_jinlmao@...cinc.com>
Cc: Suzuki K Poulose <suzuki.poulose@....com>, 
	Mike Leach <mike.leach@...aro.org>, James Clark <james.clark@....com>, Rob Herring <robh@...nel.org>, 
	Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>, 
	Mathieu Poirier <mathieu.poirier@...aro.org>, Bjorn Andersson <andersson@...nel.org>, 
	Konrad Dybcio <konradybcio@...nel.org>, coresight@...ts.linaro.org, linux-arm-kernel@...ts.infradead.org, 
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-arm-msm@...r.kernel.org
Subject: Re: [PATCH v4 1/2] dt-bindings: arm: coresight: Update the pattern
 of ete node name

On Fri, Sep 13, 2024 at 02:24:28AM -0700, Mao Jinlong wrote:
> The device full name is embedded trace extension. There is no good fit
> in generic names list for the embedded trace extension. ETE is abbreviation
> of embedded trace extension and the number is the CPU number that ete is
> associated.
> 
> Signed-off-by: Mao Jinlong <quic_jinlmao@...cinc.com>
> ---
>  .../bindings/arm/arm,embedded-trace-extension.yaml          | 6 +++---
>  1 file changed, 3 insertions(+), 3 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..0a88e14e7db3 100644
> --- a/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
> +++ b/Documentation/devicetree/bindings/arm/arm,embedded-trace-extension.yaml
> @@ -23,7 +23,7 @@ description: |
>  
>  properties:
>    $nodename:
> -    pattern: "^ete([0-9a-f]+)$"
> +    pattern: "^ete-[0-9]+$"

-[0-9]+ should be optional, because you could have just one ete, right?

^ete(-[0-9]+)?$

Best regards,
Krzysztof