linux-kernel - [PATCH v2 12/15] dt-bindings: arm: cpus: Document 'qcom,freq-domain' property

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Message-Id: <20210109180359.236098-13-angelogioacchino.delregno@somainline.org>
Date:   Sat,  9 Jan 2021 19:03:56 +0100
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>
To:     linux-arm-msm@...r.kernel.org
Cc:     konrad.dybcio@...ainline.org, marijn.suijten@...ainline.org,
        martin.botka@...ainline.org, phone-devel@...r.kernel.org,
        linux-kernel@...r.kernel.org, robh+dt@...nel.org,
        rjw@...ysocki.net, viresh.kumar@...aro.org, nks@...wful.org,
        agross@...nel.org, bjorn.andersson@...aro.org,
        daniel.lezcano@...aro.org, manivannan.sadhasivam@...aro.org,
        devicetree@...r.kernel.org, linux-pm@...r.kernel.org,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>
Subject: [PATCH v2 12/15] dt-bindings: arm: cpus: Document 'qcom,freq-domain' property

From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>

Add devicetree documentation for 'qcom,freq-domain' property specific
to Qualcomm CPUs. This property is used to reference the CPUFREQ node
along with Domain ID (0/1).

Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>
---
 Documentation/devicetree/bindings/arm/cpus.yaml | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/cpus.yaml b/Documentation/devicetree/bindings/arm/cpus.yaml
index 14cd727d3c4b..1d60975df23a 100644
--- a/Documentation/devicetree/bindings/arm/cpus.yaml
+++ b/Documentation/devicetree/bindings/arm/cpus.yaml
@@ -290,6 +290,12 @@ properties:
 
       * arm/msm/qcom,kpss-acc.txt
 
+  qcom,freq-domain:
+    $ref: '/schemas/types.yaml#/definitions/phandle-array'
+    description: |
+      CPUs supporting freq-domain must set their "qcom,freq-domain" property
+      with phandle to a cpufreq_hw node followed by the Domain ID(0/1).
+
   rockchip,pmu:
     $ref: '/schemas/types.yaml#/definitions/phandle'
     description: |
-- 
2.29.2