[PATCH V6 2/6] dt-bindings: mfd: pm8008: Add regulators node

[Satya Priya]

Add regulators node and their supply nodes. Add separate compatible
"qcom,pm8008-regulators" to differentiate between pm8008 infra
and pm8008 regulators mfd devices.

Signed-off-by: Satya Priya <quic_c_skakit@xxxxxxxxxxx>
Reviewed-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>
Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
---
Changes in V2:
 - As per Rob's comments changed "pm8008[a-z]?-regulator" to
   "^pm8008[a-z]?-regulators".

Changes in V3:
 - Fixed bot errors.
 - As per stephen's comments, changed "^pm8008[a-z]?-regulators$" to
   "regulators".

Changes in V4:
 - Changed compatible string to "qcom,pm8008-regulators"

Changes in V5:
 - Remove compatible for regulators node.
 - Move supply nodes of the regulators to chip level.

Changes in V6:
 - No changes.

 .../devicetree/bindings/mfd/qcom,pm8008.yaml       | 49 +++++++++++++++++++---
 1 file changed, 44 insertions(+), 5 deletions(-)

diff --git a/Documentation/devicetree/bindings/mfd/qcom,pm8008.yaml b/Documentation/devicetree/bindings/mfd/qcom,pm8008.yaml
index ec3138c..1ec43f7 100644
--- a/Documentation/devicetree/bindings/mfd/qcom,pm8008.yaml
+++ b/Documentation/devicetree/bindings/mfd/qcom,pm8008.yaml
@@ -16,7 +16,9 @@ description: |
 
 properties:
   compatible:
-    const: qcom,pm8008
+    enum:
+      - qcom,pm8008
+      - qcom,pm8008-regulators
 
   reg:
     description:
@@ -44,6 +46,25 @@ properties:
   "#size-cells":
     const: 0
 
+  vdd_l1_l2-supply:
+    description: Input supply phandle of ldo1 and ldo2 regulators.
+
+  vdd_l3_l4-supply:
+    description: Input supply phandle of ldo3 and ldo4 regulators.
+
+  vdd_l5-supply:
+    description: Input supply phandle of ldo5 regulator.
+
+  vdd_l6-supply:
+    description: Input supply phandle of ldo6 regulator.
+
+  vdd_l7-supply:
+    description: Input supply phandle of ldo7 regulator.
+
+  regulators:
+    type: object
+    $ref: "../regulator/qcom,pm8008-regulator.yaml#"
+
 patternProperties:
   "^gpio@[0-9a-f]+$":
     type: object
@@ -88,10 +109,8 @@ patternProperties:
 required:
   - compatible
   - reg
-  - interrupts
   - "#address-cells"
   - "#size-cells"
-  - "#interrupt-cells"
 
 additionalProperties: false
 
@@ -102,7 +121,7 @@ examples:
     qupv3_se13_i2c {
       #address-cells = <1>;
       #size-cells = <0>;
-      pm8008i@8 {
+      pm8008_infra: pm8008@8 {
         compatible = "qcom,pm8008";
         reg = <0x8>;
         #address-cells = <1>;
@@ -123,6 +142,26 @@ examples:
           #interrupt-cells = <2>;
         };
       };
-    };
 
+      pm8008_regulators: pm8008@9 {
+        compatible = "qcom,pm8008";
+        reg = <0x9>;
+        #address-cells = <1>;
+        #size-cells = <0>;
+
+        vdd_l1_l2-supply = <&vreg_s8b_1p2>;
+        vdd_l3_l4-supply = <&vreg_s1b_1p8>;
+        vdd_l5-supply = <&vreg_bob>;
+        vdd_l6-supply = <&vreg_bob>;
+        vdd_l7-supply = <&vreg_bob>;
+
+        regulators {
+          pm8008_l1: ldo1 {
+            regulator-name = "pm8008_l1";
+            regulator-min-microvolt = <950000>;
+            regulator-max-microvolt = <1300000>;
+          };
+        };
+      };
+    };
 ...
-- 
2.7.4