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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/ingenic,cgu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Ingenic SoCs CGU
+
+description: |
+ The CGU in an Ingenic SoC provides all the clocks generated on-chip. It
+ typically includes a variety of PLLs, multiplexers, dividers & gates in order
+ to provide many different clock signals derived from only 2 external source
+ clocks.
+
+maintainers:
+ - Paul Cercueil <paul@crapouillou.net>
+
+select:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - ingenic,jz4740-cgu
+ - ingenic,jz4725b-cgu
+ - ingenic,jz4755-cgu
+ - ingenic,jz4760-cgu
+ - ingenic,jz4760b-cgu
+ - ingenic,jz4770-cgu
+ - ingenic,jz4780-cgu
+ - ingenic,x1000-cgu
+ - ingenic,x1830-cgu
+ required:
+ - compatible
+
+properties:
+ $nodename:
+ pattern: "^clock-controller@[0-9a-f]+$"
+
+ "#address-cells":
+ const: 1
+
+ "#size-cells":
+ const: 1
+
+ "#clock-cells":
+ const: 1
+
+ ranges: true
+
+ compatible:
+ items:
+ - enum:
+ - ingenic,jz4740-cgu
+ - ingenic,jz4725b-cgu
+ - ingenic,jz4755-cgu
+ - ingenic,jz4760-cgu
+ - ingenic,jz4760b-cgu
+ - ingenic,jz4770-cgu
+ - ingenic,jz4780-cgu
+ - ingenic,x1000-cgu
+ - ingenic,x1830-cgu
+ - const: simple-mfd
+ minItems: 1
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: External oscillator clock
+ - description: Internal 32 kHz RTC clock
+
+ clock-names:
+ items:
+ - const: ext
+ - enum:
+ - rtc
+ - osc32k # Different name, same clock
+
+ assigned-clocks:
+ minItems: 1
+ maxItems: 64
+
+ assigned-clock-parents:
+ minItems: 1
+ maxItems: 64
+
+ assigned-clock-rates:
+ minItems: 1
+ maxItems: 64
+
+required:
+ - "#clock-cells"
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+
+patternProperties:
+ "^usb-phy@[a-f0-9]+$":
+ $ref: /schemas/phy/ingenic,phy-usb.yaml#
+ "^mac-phy-ctrl@[a-f0-9]+$":
+ $ref: /schemas/net/ingenic,mac.yaml#
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/ingenic,jz4770-cgu.h>
+ cgu: clock-controller@10000000 {
+ compatible = "ingenic,jz4770-cgu", "simple-mfd";
+ reg = <0x10000000 0x100>;
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0x0 0x10000000 0x100>;
+
+ clocks = <&ext>, <&osc32k>;
+ clock-names = "ext", "osc32k";
+
+ #clock-cells = <1>;
+
+ otg_phy: usb-phy@3c {
+ compatible = "ingenic,jz4770-phy";
+ reg = <0x3c 0x10>;
+
+ clocks = <&cgu JZ4770_CLK_OTG_PHY>;
+
+ vcc-supply = <&ldo5>;
+
+ #phy-cells = <0>;
+ };
+ };