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Diffstat (limited to 'Documentation/devicetree/bindings/mips/cpus.yaml')
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diff --git a/Documentation/devicetree/bindings/mips/cpus.yaml b/Documentation/devicetree/bindings/mips/cpus.yaml new file mode 100644 index 000000000000..e991f4c6668d --- /dev/null +++ b/Documentation/devicetree/bindings/mips/cpus.yaml @@ -0,0 +1,115 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mips/cpus.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MIPS CPUs bindings + +maintainers: + - Thomas Bogendoerfer <tsbogend@alpha.franken.de> + - 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com> + +description: | + The device tree allows to describe the layout of CPUs in a system through + the "cpus" node, which in turn contains a number of subnodes (ie "cpu") + defining properties for every CPU. + +properties: + compatible: + enum: + - brcm,bmips3300 + - brcm,bmips4350 + - brcm,bmips4380 + - brcm,bmips5000 + - brcm,bmips5200 + - ingenic,xburst-mxu1.0 + - ingenic,xburst-fpu1.0-mxu1.1 + - ingenic,xburst-fpu2.0-mxu2.0 + - ingenic,xburst2-fpu2.1-mxu2.1-smt + - loongson,gs264 + - mips,m14Kc + - mips,mips4Kc + - mips,mips4KEc + - mips,mips24Kc + - mips,mips24KEc + - mips,mips74Kc + - mips,mips1004Kc + - mti,interaptiv + - mti,mips24KEc + - mti,mips14KEc + - mti,mips14Kc + + reg: + maxItems: 1 + + clocks: + maxItems: 1 + + device_type: true + +allOf: + - if: + properties: + compatible: + contains: + enum: + - ingenic,xburst-mxu1.0 + - ingenic,xburst-fpu1.0-mxu1.1 + - ingenic,xburst-fpu2.0-mxu2.0 + - ingenic,xburst2-fpu2.1-mxu2.1-smt + then: + required: + - device_type + - clocks + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + cpus { + #size-cells = <0>; + #address-cells = <1>; + + cpu@0 { + compatible = "mips,mips1004Kc"; + device_type = "cpu"; + reg = <0>; + }; + + cpu@1 { + compatible = "mips,mips1004Kc"; + device_type = "cpu"; + reg = <1>; + }; + }; + + - | + // Example 2 (Ingenic CPU) + #include <dt-bindings/clock/ingenic,jz4780-cgu.h> + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + compatible = "ingenic,xburst-fpu1.0-mxu1.1"; + device_type = "cpu"; + reg = <0>; + + clocks = <&cgu JZ4780_CLK_CPU>; + }; + + cpu@1 { + compatible = "ingenic,xburst-fpu1.0-mxu1.1"; + device_type = "cpu"; + reg = <1>; + + clocks = <&cgu JZ4780_CLK_CORE1>; + }; + }; +... |