[PATCH 03/18] dt-bindings: soc: qcom: qcom,saw2: define optional regulator node

[Dmitry Baryshkov <dmitry.baryshkov@linaro.org>]

The SAW2 device can optionally provide a voltage regulator supplying the
CPU core, cluster or L2 cache. Describe it in the device bindings.

Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
---
 .../devicetree/bindings/soc/qcom/qcom,saw2.yaml | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,saw2.yaml b/Documentation/devicetree/bindings/soc/qcom/qcom,saw2.yaml
index a016242367b9..b809a9cc0916 100644
--- a/Documentation/devicetree/bindings/soc/qcom/qcom,saw2.yaml
+++ b/Documentation/devicetree/bindings/soc/qcom/qcom,saw2.yaml
@@ -47,6 +47,10 @@ properties:
       - description: Base address and size of the alias register region
     minItems: 1
 
+  regulator:
+    $ref: /schemas/regulator/regulator.yaml#
+    description: corresponding core, cluster or cache voltage supply regulator
+
 required:
   - compatible
   - reg
@@ -92,4 +96,17 @@ examples:
         reg = <0x17912000 0x1000>;
     };
 
+  - |
+    /*
+     * Example 3: SAW2 with the bundled regulator definition.
+     */
+    power-manager@2089000 {
+        compatible = "qcom,apq8064-saw2-v1.1-cpu", "qcom,saw2";
+        reg = <0x02089000 0x1000>, <0x02009000 0x1000>;
+
+        regulator {
+            regulator-min-microvolt = <850000>;
+            regulator-max-microvolt = <1300000>;
+        };
+    };
 ...
-- 
2.39.2