linux-kernel - [PATCH V8 1/4] dt-bindings: clock: add ipq6018 a53 pll compatible

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Message-Id: <1592800092-20533-2-git-send-email-sivaprak@codeaurora.org>
Date:   Mon, 22 Jun 2020 09:58:09 +0530
From:   Sivaprakash Murugesan <sivaprak@...eaurora.org>
To:     agross@...nel.org, bjorn.andersson@...aro.org,
        mturquette@...libre.com, sboyd@...nel.org, robh+dt@...nel.org,
        sivaprak@...eaurora.org, linux-arm-msm@...r.kernel.org,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH V8 1/4] dt-bindings: clock: add ipq6018 a53 pll compatible

cpus on ipq6018 are clocked by a53 pll, add device compatible for a53
pll found on ipq6018 devices.

Reviewed-by: Rob Herring <robh@...nel.org>
Signed-off-by: Sivaprakash Murugesan <sivaprak@...eaurora.org>
---
[V8]
 * converted compatible strings from const to enum to avoid dt binding error
 * retained Rob's review tag as the change is minimal
 .../devicetree/bindings/clock/qcom,a53pll.yaml      | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/clock/qcom,a53pll.yaml b/Documentation/devicetree/bindings/clock/qcom,a53pll.yaml
index 20d2638b4cd2..db3d0ea6bc7a 100644
--- a/Documentation/devicetree/bindings/clock/qcom,a53pll.yaml
+++ b/Documentation/devicetree/bindings/clock/qcom,a53pll.yaml
@@ -15,7 +15,9 @@ description:
 
 properties:
   compatible:
-    const: qcom,msm8916-a53pll
+    enum:
+      - qcom,ipq6018-a53pll
+      - qcom,msm8916-a53pll
 
   reg:
     maxItems: 1
@@ -23,6 +25,14 @@ properties:
   '#clock-cells':
     const: 0
 
+  clocks:
+    items:
+      - description: board XO clock
+
+  clock-names:
+    items:
+      - const: xo
+
 required:
   - compatible
   - reg
@@ -38,3 +48,12 @@ examples:
         reg = <0xb016000 0x40>;
         #clock-cells = <0>;
     };
+  #Example 2 - A53 PLL found on IPQ6018 devices
+  - |
+    a53pll_ipq: clock-controller@...6000 {
+        compatible = "qcom,ipq6018-a53pll";
+        reg = <0x0b116000 0x40>;
+        #clock-cells = <0>;
+        clocks = <&xo>;
+        clock-names = "xo";
+    };
-- 
2.7.4