linux-kernel - [PATCH v9 2/4] dt-bindings: clock: Convert qcom,mmcc to DT schema

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Message-Id: <1573591486-15216-1-git-send-email-jhugo@codeaurora.org>
Date:   Tue, 12 Nov 2019 13:44:46 -0700
From:   Jeffrey Hugo <jhugo@...eaurora.org>
To:     mturquette@...libre.com, sboyd@...nel.org, robh+dt@...nel.org,
        mark.rutland@....com
Cc:     agross@...nel.org, bjorn.andersson@...aro.org,
        marc.w.gonzalez@...e.fr, linux-arm-msm@...r.kernel.org,
        linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
        devicetree@...r.kernel.org, Jeffrey Hugo <jhugo@...eaurora.org>
Subject: [PATCH v9 2/4] dt-bindings: clock: Convert qcom,mmcc to DT schema

Convert the qcom,mmcc-X clock controller binding to DT schema.  Add the
protected-clocks property to the schema to show that is it explictly
allowed, instead of relying on the generic, pre-schema binding.

Signed-off-by: Jeffrey Hugo <jhugo@...eaurora.org>
---
 .../devicetree/bindings/clock/qcom,mmcc.txt        | 28 ----------
 .../devicetree/bindings/clock/qcom,mmcc.yaml       | 59 ++++++++++++++++++++++
 2 files changed, 59 insertions(+), 28 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/clock/qcom,mmcc.txt
 create mode 100644 Documentation/devicetree/bindings/clock/qcom,mmcc.yaml

diff --git a/Documentation/devicetree/bindings/clock/qcom,mmcc.txt b/Documentation/devicetree/bindings/clock/qcom,mmcc.txt
deleted file mode 100644
index 8b0f784..0000000
--- a/Documentation/devicetree/bindings/clock/qcom,mmcc.txt
+++ /dev/null
@@ -1,28 +0,0 @@
-Qualcomm Multimedia Clock & Reset Controller Binding
-----------------------------------------------------
-
-Required properties :
-- compatible : shall contain only one of the following:
-
-			"qcom,mmcc-apq8064"
-			"qcom,mmcc-apq8084"
-			"qcom,mmcc-msm8660"
-			"qcom,mmcc-msm8960"
-			"qcom,mmcc-msm8974"
-			"qcom,mmcc-msm8996"
-
-- reg : shall contain base register location and length
-- #clock-cells : shall contain 1
-- #reset-cells : shall contain 1
-
-Optional properties :
-- #power-domain-cells : shall contain 1
-
-Example:
-	clock-controller@...0000 {
-		compatible = "qcom,mmcc-msm8960";
-		reg = <0x4000000 0x1000>;
-		#clock-cells = <1>;
-		#reset-cells = <1>;
-		#power-domain-cells = <1>;
-	};
diff --git a/Documentation/devicetree/bindings/clock/qcom,mmcc.yaml b/Documentation/devicetree/bindings/clock/qcom,mmcc.yaml
new file mode 100644
index 0000000..61ed4a2
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/qcom,mmcc.yaml
@@ -0,0 +1,59 @@
+# SPDX-License-Identifier: GPL-2.0-only
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/bindings/clock/qcom,mmcc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Multimedia Clock & Reset Controller Binding
+
+maintainers:
+  - Jeffrey Hugo <jhugo@...eaurora.org>
+
+description: |
+  Qualcomm multimedia clock control module which supports the clocks, resets and
+  power domains.
+
+properties:
+  compatible :
+    enum:
+       - qcom,mmcc-apq8064
+       - qcom,mmcc-apq8084
+       - qcom,mmcc-msm8660
+       - qcom,mmcc-msm8960
+       - qcom,mmcc-msm8974
+       - qcom,mmcc-msm8996
+
+  '#clock-cells':
+    const: 1
+
+  '#reset-cells':
+    const: 1
+
+  '#power-domain-cells':
+    const: 1
+
+  reg:
+    maxItems: 1
+
+  protected-clocks:
+    description:
+       Protected clock specifier list as per common clock binding
+
+required:
+  - compatible
+  - reg
+  - '#clock-cells'
+  - '#reset-cells'
+  - '#power-domain-cells'
+
+examples:
+  # Example for MMCC for MSM8960:
+  - |
+    clock-controller@...0000 {
+      compatible = "qcom,mmcc-msm8960";
+      reg = <0x4000000 0x1000>;
+      #clock-cells = <1>;
+      #reset-cells = <1>;
+      #power-domain-cells = <1>;
+    };
+...
-- 
Qualcomm Technologies, Inc. is a member of the
Code Aurora Forum, a Linux Foundation Collaborative Project.