Update qcom,a53pll bindings for MSM8939 support:

 - Add optional clock-output-names property.
 - Add MSM8939 specific compatibles.
 - Add MSM8939 examples.

Signed-off-by: Shawn Guo <redacted>
---
 .../bindings/clock/qcom,a53pll.yaml           | 34 +++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/Documentation/devicetree/bindings/clock/qcom,a53pll.yaml b/Documentation/devicetree/bindings/clock/qcom,a53pll.yaml
index db3d0ea6bc7a..7a410a76be2f 100644
--- a/Documentation/devicetree/bindings/clock/qcom,a53pll.yaml
+++ b/Documentation/devicetree/bindings/clock/qcom,a53pll.yaml

@@ -18,6 +18,9 @@ properties:
     enum:
       - qcom,ipq6018-a53pll
       - qcom,msm8916-a53pll
+      - qcom,msm8939-a53pll-c0
+      - qcom,msm8939-a53pll-c1
+      - qcom,msm8939-a53pll-cci

 
   reg:
     maxItems: 1

@@ -33,6 +36,9 @@ properties:
     items:
       - const: xo
 
+  clock-output-names:
+    maxItems: 1
+
 required:
   - compatible
   - reg

@@ -57,3 +63,31 @@ examples:
         clocks = <&xo>;
         clock-names = "xo";
     };
+  #Example 3 - A53 PLLs found on MSM8939 devices
+  - |
+    a53pll_c1: clock-controller@b016000 {
+        compatible = "qcom,msm8939-a53pll-c1";
+        reg = <0xb016000 0x40>;
+        #clock-cells = <0>;
+        clocks = <&xo_board>;
+        clock-names = "xo";
+        clock-output-names = "a53pll_c1";
+    };
+
+    a53pll_c0: clock-controller@b116000 {
+        compatible = "qcom,msm8939-a53pll-c0";
+        reg = <0xb116000 0x40>;
+        #clock-cells = <0>;
+        clocks = <&xo_board>;
+        clock-names = "xo";
+        clock-output-names = "a53pll_c0";
+    };
+
+    a53pll_cci: clock-controller@b1d0000 {
+        compatible = "qcom,msm8939-a53pll-cci";
+        reg = <0xb1d0000 0x40>;
+        #clock-cells = <0>;
+        clocks = <&xo_board>;
+        clock-names = "xo";
+        clock-output-names = "a53pll_cci";
+    };