linux-kernel - RE: [PATCH] dt-bindings: phy: samsung,ufs-phy: add power-domains

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Message-ID: <002001dc381c$85e17fa0$91a47ee0$@samsung.com>
Date: Wed, 8 Oct 2025 11:56:43 +0530
From: "Alim Akhtar" <alim.akhtar@...sung.com>
To: 'André Draszik' <andre.draszik@...aro.org>, "'Vinod
 Koul'" <vkoul@...nel.org>, "'Kishon Vijay Abraham I'" <kishon@...nel.org>,
	"'Rob Herring'" <robh@...nel.org>, "'Krzysztof Kozlowski'"
	<krzk+dt@...nel.org>, "'Conor Dooley'" <conor+dt@...nel.org>
Cc: "'Peter Griffin'" <peter.griffin@...aro.org>, "'Tudor Ambarus'"
	<tudor.ambarus@...aro.org>, "'Will McVicker'" <willmcvicker@...gle.com>,
	<kernel-team@...roid.com>, <linux-phy@...ts.infradead.org>,
	<devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] dt-bindings: phy: samsung,ufs-phy: add power-domains



> -----Original Message-----
> From: André Draszik <andre.draszik@...aro.org>
> Sent: Tuesday, October 7, 2025 9:32 PM
> To: Vinod Koul <vkoul@...nel.org>; Kishon Vijay Abraham I
> <kishon@...nel.org>; Rob Herring <robh@...nel.org>; Krzysztof Kozlowski
> <krzk+dt@...nel.org>; Conor Dooley <conor+dt@...nel.org>; Alim Akhtar
> <alim.akhtar@...sung.com>
> Cc: Peter Griffin <peter.griffin@...aro.org>; Tudor Ambarus
> <tudor.ambarus@...aro.org>; Will McVicker <willmcvicker@...gle.com>;
> kernel-team@...roid.com; linux-phy@...ts.infradead.org;
> devicetree@...r.kernel.org; linux-kernel@...r.kernel.org; André Draszik
> <andre.draszik@...aro.org>
> Subject: [PATCH] dt-bindings: phy: samsung,ufs-phy: add power-domains
> 
> The UFS phy can be part of a power domain, so we need to allow the
> relevant property 'power-domains'.
> 
Can you cross check if there is a separate power domain control for ufs-phy? 

> Signed-off-by: André Draszik <andre.draszik@...aro.org>
> ---
>  Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml
> b/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml
> index
> d70ffeb6e824bfc19668e0f678276acd879a6217..2b20c0a5e5094889eb3e80dcc2
> 1b505943c68523 100644
> --- a/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml
> +++ b/Documentation/devicetree/bindings/phy/samsung,ufs-phy.yaml
> @@ -36,6 +36,9 @@ properties:
>      minItems: 1
>      maxItems: 4
> 
> +  power-domains:
> +    maxItems: 1
> +
>    samsung,pmu-syscon:
>      $ref: /schemas/types.yaml#/definitions/phandle-array
>      maxItems: 1
> 
> ---
> base-commit: 3b9b1f8df454caa453c7fb07689064edb2eda90a
> change-id: 20251007-power-domains-dt-bindings-phy-samsung-ufs-phy-
> fce95e2eae38
> 
> Best regards,
> --
> André Draszik <andre.draszik@...aro.org>