linux-kernel - [PATCH] dt-bindings: phy: qcom,usb-hsic-phy: convert to DT schema

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Date:   Thu, 22 Dec 2022 16:58:05 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>,
        Vinod Koul <vkoul@...nel.org>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        linux-arm-msm@...r.kernel.org, linux-phy@...ts.infradead.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Peng Fan <peng.fan@....nxp.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH] dt-bindings: phy: qcom,usb-hsic-phy: convert to DT schema

Convert Qualcomm USB HSIC PHY bindings to DT schema.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 .../bindings/phy/qcom,usb-hsic-phy.txt        | 65 ------------------
 .../bindings/phy/qcom,usb-hsic-phy.yaml       | 67 +++++++++++++++++++
 2 files changed, 67 insertions(+), 65 deletions(-)
 delete mode 100644 Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.txt
 create mode 100644 Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.yaml

diff --git a/Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.txt b/Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.txt
deleted file mode 100644
index 3c7cb2be4b12..000000000000
--- a/Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.txt
+++ /dev/null
@@ -1,65 +0,0 @@
-Qualcomm's USB HSIC PHY
-
-PROPERTIES
-
-- compatible:
-    Usage: required
-    Value type: <string>
-    Definition: Should contain "qcom,usb-hsic-phy" and more specifically one of the
-		following:
-
-			"qcom,usb-hsic-phy-mdm9615"
-			"qcom,usb-hsic-phy-msm8974"
-
-- #phy-cells:
-    Usage: required
-    Value type: <u32>
-    Definition: Should contain 0
-
-- clocks:
-    Usage: required
-    Value type: <prop-encoded-array>
-    Definition: Should contain clock specifier for phy, calibration and
-                a calibration sleep clock
-
-- clock-names:
-    Usage: required
-    Value type: <stringlist>
-    Definition: Should contain "phy, "cal" and "cal_sleep"
-
-- pinctrl-names:
-    Usage: required
-    Value type: <stringlist>
-    Definition: Should contain "init" and "default" in that order
-
-- pinctrl-0:
-    Usage: required
-    Value type: <prop-encoded-array>
-    Definition: List of pinctrl settings to apply to keep HSIC pins in a glitch
-                free state
-
-- pinctrl-1:
-    Usage: required
-    Value type: <prop-encoded-array>
-    Definition: List of pinctrl settings to apply to mux out the HSIC pins
-
-EXAMPLE
-
-usb-controller {
-	ulpi {
-		phy {
-			compatible = "qcom,usb-hsic-phy-msm8974",
-				     "qcom,usb-hsic-phy";
-			#phy-cells = <0>;
-			pinctrl-names = "init", "default";
-			pinctrl-0 = <&hsic_sleep>;
-			pinctrl-1 = <&hsic_default>;
-			clocks = <&gcc GCC_USB_HSIC_CLK>,
-				 <&gcc GCC_USB_HSIC_IO_CAL_CLK>,
-				 <&gcc GCC_USB_HSIC_IO_CAL_SLEEP_CLK>;
-			clock-names = "phy", "cal", "cal_sleep";
-			assigned-clocks = <&gcc GCC_USB_HSIC_IO_CAL_CLK>;
-			assigned-clock-rates = <960000>;
-		};
-	};
-};
diff --git a/Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.yaml b/Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.yaml
new file mode 100644
index 000000000000..077e13a94448
--- /dev/null
+++ b/Documentation/devicetree/bindings/phy/qcom,usb-hsic-phy.yaml
@@ -0,0 +1,67 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/qcom,usb-hsic-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm USB HSIC PHY Controller
+
+maintainers:
+  - Bjorn Andersson <andersson@...nel.org>
+  - Vinod Koul <vkoul@...nel.org>
+
+properties:
+  compatible:
+    items:
+      - enum:
+          - qcom,usb-hsic-phy-mdm9615
+          - qcom,usb-hsic-phy-msm8974
+      - const: qcom,usb-hsic-phy
+
+  clocks:
+    maxItems: 3
+
+  clock-names:
+    items:
+      - const: phy
+      - const: cal
+      - const: cal_sleep
+
+  "#phy-cells":
+    const: 0
+
+  pinctrl-0: true
+  pinctrl-1: true
+
+  pinctrl-names:
+    items:
+      - const: init
+      - const: default
+
+required:
+  - compatible
+  - clocks
+  - clock-names
+  - "#phy-cells"
+  - pinctrl-0
+  - pinctrl-1
+  - pinctrl-names
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,gcc-msm8974.h>
+
+    phy {
+        compatible = "qcom,usb-hsic-phy-msm8974",
+                     "qcom,usb-hsic-phy";
+        clocks = <&gcc GCC_USB_HSIC_CLK>,
+                 <&gcc GCC_USB_HSIC_IO_CAL_CLK>,
+                 <&gcc GCC_USB_HSIC_IO_CAL_SLEEP_CLK>;
+        clock-names = "phy", "cal", "cal_sleep";
+        #phy-cells = <0>;
+        pinctrl-names = "init", "default";
+        pinctrl-0 = <&hsic_sleep>;
+        pinctrl-1 = <&hsic_default>;
+    };
-- 
2.34.1