linux-kernel - [PATCH] dt-bindings: ufs: cdns,ufshc: Add power-domains

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Date:   Wed, 27 Apr 2022 08:58:02 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Jan Kotas <jank@...ence.com>, linux-scsi@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Rob Herring <robh@...nel.org>
Subject: [PATCH] dt-bindings: ufs: cdns,ufshc: Add power-domains

The Cadence UFS controller can be part of power domain (as it is in
example DTS of TI J721e UFS Host Controller Glue), so allow such
property.

Reported-by: Rob Herring <robh@...nel.org>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 Documentation/devicetree/bindings/ufs/cdns,ufshc.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/ufs/cdns,ufshc.yaml b/Documentation/devicetree/bindings/ufs/cdns,ufshc.yaml
index d227dea368be..fb45f66d6454 100644
--- a/Documentation/devicetree/bindings/ufs/cdns,ufshc.yaml
+++ b/Documentation/devicetree/bindings/ufs/cdns,ufshc.yaml
@@ -43,6 +43,9 @@ properties:
       - const: phy_clk
       - const: ref_clk
 
+  power-domains:
+    maxItems: 1
+
   reg:
     maxItems: 1
 
-- 
2.32.0