linux-kernel - [PATCH v6 2/5] dt-bindings: soc: qcom: Add devicetree binding for QCOM SPM

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Message-Id: <20210621181016.365009-3-angelogioacchino.delregno@somainline.org>
Date:   Mon, 21 Jun 2021 20:10:13 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>
To:     bjorn.andersson@...aro.org
Cc:     agross@...nel.org, daniel.lezcano@...aro.org, rjw@...ysocki.net,
        linux-kernel@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, phone-devel@...r.kernel.org,
        konrad.dybcio@...ainline.org, marijn.suijten@...ainline.org,
        martin.botka@...ainline.org, jeffrey.l.hugo@...il.com,
        jami.kettunen@...ainline.org,
        ~postmarketos/upstreaming@...ts.sr.ht, devicetree@...r.kernel.org,
        robh+dt@...nel.org,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...ainline.org>
Subject: [PATCH v6 2/5] dt-bindings: soc: qcom: Add devicetree binding for QCOM SPM

Add devicetree binding for Qualcomm Subsystem Power Manager (SPM).

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...ainline.org>
---
 .../bindings/soc/qcom/qcom,spm.yaml           | 55 +++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/soc/qcom/qcom,spm.yaml

diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,spm.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom,spm.yaml
new file mode 100644
index 000000000000..4aaa319b2932
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/qcom/qcom,spm.yaml
@@ -0,0 +1,55 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/soc/qcom/qcom,spm.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Qualcomm Subsystem Power Manager binding
+
+maintainers:
+  - Andy Gross <agross@...nel.org>
+  - Bjorn Andersson <bjorn.andersson@...aro.org>
+
+description: |
+  This binding describes the Qualcomm Subsystem Power Manager, used to control
+  the peripheral logic surrounding the application cores in Qualcomm platforms.
+
+properties:
+  compatible:
+    enum:
+      - qcom,msm8974-saw2-v2.1-cpu
+      - qcom,apq8084-saw2-v2.1-cpu
+      - qcom,apq8064-saw2-v1.1-cpu
+
+  reg:
+    description: Base address and size of the SPM register region
+    maxItems: 1
+
+required:
+  - compatible
+  - reg
+
+additionalProperties: false
+
+examples:
+  - |
+    cpus {
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        cpu@0 {
+            compatible = "qcom,kryo";
+            device_type = "cpu";
+            enable-method = "qcom,kpss-acc-v2";
+            qcom,saw = <&saw0>;
+            reg = <0x0>;
+            operating-points-v2 = <&cpu_opp_table>;
+        };
+    };
+
+    saw0: power-controller@...89000 {
+        compatible = "qcom,msm8974-saw2-v2.1-cpu", "qcom,saw2";
+        reg = <0xf9089000 0x1000>;
+    };
+
+...
-- 
2.32.0