diff options
Diffstat (limited to 'Documentation/devicetree')
4 files changed, 211 insertions, 77 deletions
diff --git a/Documentation/devicetree/bindings/mips/brcm/brcm,bmips.txt b/Documentation/devicetree/bindings/mips/brcm/brcm,bmips.txt deleted file mode 100644 index 8ef71b4085ca..000000000000 --- a/Documentation/devicetree/bindings/mips/brcm/brcm,bmips.txt +++ /dev/null @@ -1,8 +0,0 @@ -* Broadcom MIPS (BMIPS) CPUs - -Required properties: -- compatible: "brcm,bmips3300", "brcm,bmips4350", "brcm,bmips4380", - "brcm,bmips5000" - -- mips-hpt-frequency: This is common to all CPUs in the system so it lives - under the "cpus" node. diff --git a/Documentation/devicetree/bindings/mips/brcm/soc.yaml b/Documentation/devicetree/bindings/mips/brcm/soc.yaml new file mode 100644 index 000000000000..975945ca2888 --- /dev/null +++ b/Documentation/devicetree/bindings/mips/brcm/soc.yaml @@ -0,0 +1,96 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mips/brcm/soc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Broadcom cable/DSL/settop platforms + +maintainers: + - Florian Fainelli <f.fainelli@gmail.com> + +description: | + Boards Broadcom cable/DSL/settop SoC shall have the following properties. + The experimental -viper variants are for running Linux on the 3384's + BMIPS4355 cable modem CPU instead of the BMIPS5000 application processor. + +properties: + $nodename: + const: '/' + + compatible: + enum: + - brcm,bcm3368 + - brcm,bcm3384 + - brcm,bcm33843 + - brcm,bcm3384-viper + - brcm,bcm33843-viper + - brcm,bcm6328 + - brcm,bcm6358 + - brcm,bcm6362 + - brcm,bcm6368 + - brcm,bcm63168 + - brcm,bcm63268 + - brcm,bcm7125 + - brcm,bcm7346 + - brcm,bcm7358 + - brcm,bcm7360 + - brcm,bcm7362 + - brcm,bcm7420 + - brcm,bcm7425 + + cpus: + type: object + additionalProperties: false + properties: + '#address-cells': + const: 1 + + '#size-cells': + const: 0 + + mips-hpt-frequency: + description: MIPS counter high precision timer frequency. + This is common to all CPUs in the system so it lives + under the "cpus" node. + $ref: /schemas/types.yaml#/definitions/uint32 + + patternProperties: + "^cpu@[0-9]$": + type: object + $ref: /schemas/mips/cpus.yaml# + unevaluatedProperties: false + + required: + - mips-hpt-frequency + +additionalProperties: true + +examples: + - | + / { + compatible = "brcm,bcm3368"; + #address-cells = <1>; + #size-cells = <1>; + model = "Broadcom 3368"; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + mips-hpt-frequency = <150000000>; + + cpu@0 { + compatible = "brcm,bmips4350"; + device_type = "cpu"; + reg = <0>; + }; + + cpu@1 { + compatible = "brcm,bmips4350"; + device_type = "cpu"; + reg = <1>; + }; + }; + }; +... diff --git a/Documentation/devicetree/bindings/mips/cpus.yaml b/Documentation/devicetree/bindings/mips/cpus.yaml new file mode 100644 index 000000000000..e991f4c6668d --- /dev/null +++ b/Documentation/devicetree/bindings/mips/cpus.yaml @@ -0,0 +1,115 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$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>; + }; + }; +... diff --git a/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml b/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml deleted file mode 100644 index b7e7fa715437..000000000000 --- a/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml +++ /dev/null @@ -1,69 +0,0 @@ -# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) -%YAML 1.2 ---- -$id: http://devicetree.org/schemas/mips/ingenic/ingenic,cpu.yaml# -$schema: http://devicetree.org/meta-schemas/core.yaml# - -title: Bindings for Ingenic XBurst family CPUs - -maintainers: - - 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com> - -description: - Ingenic XBurst family CPUs shall have the following properties. - -properties: - compatible: - oneOf: - - - description: Ingenic XBurst®1 CPU Cores - enum: - - ingenic,xburst-mxu1.0 - - ingenic,xburst-fpu1.0-mxu1.1 - - ingenic,xburst-fpu2.0-mxu2.0 - - - description: Ingenic XBurst®2 CPU Cores - enum: - - ingenic,xburst2-fpu2.1-mxu2.1-smt - - reg: - maxItems: 1 - - clocks: - maxItems: 1 - - device_type: true - -required: - - device_type - - compatible - - reg - - clocks - -additionalProperties: false - -examples: - - | - #include <dt-bindings/clock/ingenic,jz4780-cgu.h> - - cpus { - #address-cells = <1>; - #size-cells = <0>; - - cpu0: cpu@0 { - device_type = "cpu"; - compatible = "ingenic,xburst-fpu1.0-mxu1.1"; - reg = <0>; - - clocks = <&cgu JZ4780_CLK_CPU>; - }; - - cpu1: cpu@1 { - device_type = "cpu"; - compatible = "ingenic,xburst-fpu1.0-mxu1.1"; - reg = <1>; - - clocks = <&cgu JZ4780_CLK_CORE1>; - }; - }; -... |