[PATCH v7 2/5] dt-bindings: soc: qcom: Add devicetree binding for QCOM SPM

AngeloGioacchino Del Regno
2021-06-22T14:11:42Z

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

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@somainline.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@kernel.org>
+ - Bjorn Andersson <bjorn.andersson@linaro.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@f9089000 {
+ compatible = "qcom,msm8974-saw2-v2.1-cpu", "qcom,saw2";
+ reg = <0xf9089000 0x1000>;
+ };
+
+...
--
2.32.0