78 lines
1.7 KiB
YAML
78 lines
1.7 KiB
YAML
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# SPDX-License-Identifier: GPL-2.0
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/clock/milbeaut-clock.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Milbeaut SoCs Clock Controller
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maintainers:
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- Taichi Sugaya <sugaya.taichi@socionext.com>
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description: |
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Milbeaut SoCs Clock controller is an integrated clock controller, which
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generates and supplies to all modules.
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This binding uses common clock bindings
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[1] Documentation/devicetree/bindings/clock/clock-bindings.txt
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properties:
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compatible:
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enum:
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- socionext,milbeaut-m10v-ccu
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reg:
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maxItems: 1
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clocks:
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maxItems: 1
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description: external clock
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'#clock-cells':
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const: 1
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required:
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- compatible
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- reg
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- clocks
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- '#clock-cells'
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additionalProperties: false
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examples:
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# Clock controller node:
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- |
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m10v-clk-ctrl@1d021000 {
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compatible = "socionext,milbeaut-m10v-ccu";
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reg = <0x1d021000 0x4000>;
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#clock-cells = <1>;
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clocks = <&clki40mhz>;
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};
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# Required an external clock for Clock controller node:
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- |
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clocks {
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clki40mhz: clki40mhz {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <40000000>;
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};
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/* other clocks */
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};
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# The clock consumer shall specify the desired clock-output of the clock
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# controller as below by specifying output-id in its "clk" phandle cell.
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# 2: uart
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# 4: 32-bit timer
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# 7: UHS-I/II
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- |
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serial@1e700010 {
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compatible = "socionext,milbeaut-usio-uart";
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reg = <0x1e700010 0x10>;
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interrupts = <0 141 0x4>, <0 149 0x4>;
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interrupt-names = "rx", "tx";
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clocks = <&clk 2>;
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};
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...
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