116 lines
2.3 KiB
YAML
116 lines
2.3 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/mips/cpus.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: MIPS CPUs
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maintainers:
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- Thomas Bogendoerfer <tsbogend@alpha.franken.de>
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- 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
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description: |
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The device tree allows to describe the layout of CPUs in a system through
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the "cpus" node, which in turn contains a number of subnodes (ie "cpu")
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defining properties for every CPU.
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properties:
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compatible:
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enum:
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- brcm,bmips3300
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- brcm,bmips4350
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- brcm,bmips4380
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- brcm,bmips5000
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- brcm,bmips5200
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- ingenic,xburst-mxu1.0
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- ingenic,xburst-fpu1.0-mxu1.1
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- ingenic,xburst-fpu2.0-mxu2.0
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- ingenic,xburst2-fpu2.1-mxu2.1-smt
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- loongson,gs264
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- mips,m14Kc
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- mips,mips4Kc
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- mips,mips4KEc
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- mips,mips24Kc
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- mips,mips24KEc
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- mips,mips74Kc
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- mips,mips1004Kc
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- mti,interaptiv
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- mti,mips24KEc
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- mti,mips14KEc
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- mti,mips14Kc
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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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device_type: true
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allOf:
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- if:
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properties:
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compatible:
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contains:
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enum:
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- ingenic,xburst-mxu1.0
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- ingenic,xburst-fpu1.0-mxu1.1
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- ingenic,xburst-fpu2.0-mxu2.0
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- ingenic,xburst2-fpu2.1-mxu2.1-smt
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then:
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required:
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- device_type
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- clocks
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required:
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- compatible
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- reg
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additionalProperties: false
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examples:
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- |
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cpus {
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#size-cells = <0>;
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#address-cells = <1>;
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cpu@0 {
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compatible = "mips,mips1004Kc";
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device_type = "cpu";
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reg = <0>;
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};
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cpu@1 {
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compatible = "mips,mips1004Kc";
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device_type = "cpu";
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reg = <1>;
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};
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};
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- |
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// Example 2 (Ingenic CPU)
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#include <dt-bindings/clock/ingenic,jz4780-cgu.h>
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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cpu@0 {
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compatible = "ingenic,xburst-fpu1.0-mxu1.1";
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device_type = "cpu";
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reg = <0>;
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clocks = <&cgu JZ4780_CLK_CPU>;
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};
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cpu@1 {
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compatible = "ingenic,xburst-fpu1.0-mxu1.1";
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device_type = "cpu";
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reg = <1>;
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clocks = <&cgu JZ4780_CLK_CORE1>;
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};
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};
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...
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