linux-kernel - [RFC PATCH 1/4] dt-bindings: clock: qcom,gcc-sdm845: add parent power domain

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Message-Id: <20220401145820.1003826-2-krzysztof.kozlowski@linaro.org>
Date:   Fri,  1 Apr 2022 16:58:17 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Bjorn Andersson <bjorn.andersson@...aro.org>,
        Andy Gross <agross@...nel.org>,
        Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzk+dt@...nel.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Avri Altman <avri.altman@....com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Bean Huo <beanhuo@...ron.com>,
        Bart Van Assche <bvanassche@....org>,
        Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Taniya Das <tdas@...eaurora.org>,
        linux-arm-msm@...r.kernel.org, linux-clk@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-scsi@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [RFC PATCH 1/4] dt-bindings: clock: qcom,gcc-sdm845: add parent power domain

Allow Qualcomm GCC to register its parent power domain (e.g. RPMHPD) to
properly pass performance state from children.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml b/Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml
index d902f137ab17..5fe1b2c42d5a 100644
--- a/Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml
+++ b/Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml
@@ -43,6 +43,9 @@ properties:
   '#reset-cells':
     const: 1
 
+  powert-domains:
+    maxItems: 1
+
   '#power-domain-cells':
     const: 1
 
-- 
2.32.0