tree: https://gitee.com/openeuler/kernel.git OLK-6.6 head: dc90c923fed4944f134644261022885c12631518 commit: c21dc717760f8594e1fccae49eb86eb05e9a5f12 [2690/2690] dt-bindings: arm: Add MPAM MSC binding config: arm64-randconfig-2052-20250818 (https://download.01.org/0day-ci/archive/20250819/202508190101.sNK63dFY-lkp@i...) compiler: aarch64-linux-gcc (GCC) 8.5.0 dtschema version: 2025.6.2.dev4+g8f79ddd reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250819/202508190101.sNK63dFY-lkp@i...) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@intel.com> | Closes: https://lore.kernel.org/oe-kbuild-all/202508190101.sNK63dFY-lkp@intel.com/ dtcheck warnings: (new ones prefixed by >>)

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Documentation/devicetree/bindings/arm/arm,mpam-msc.yaml:76:15: [error] string value is redundantly quoted with any quotes (quoted-strings) Documentation/devicetree/bindings/arm/arm,mpam-msc.yaml:82:15: [error] string value is redundantly quoted with any quotes (quoted-strings)

vim +76 Documentation/devicetree/bindings/arm/arm,mpam-msc.yaml 8 9 description: | 10 The Arm MPAM specification can be found here: 11 12 https://developer.arm.com/documentation/ddi0598/latest 13 14 maintainers: 15 - Rob Herring <robh@kernel.org> 16 17 properties: 18 compatible: 19 items: 20 - const: arm,mpam-msc # Further details are discoverable 21 - const: arm,mpam-memory-controller-msc 22 23 reg: 24 maxItems: 1 25 description: A memory region containing registers as defined in the MPAM 26 specification. 27 28 interrupts: 29 minItems: 1 30 items: 31 - description: error (optional) 32 - description: overflow (optional, only for monitoring) 33 34 interrupt-names: 35 oneOf: 36 - items: 37 - enum: [ error, overflow ] 38 - items: 39 - const: error 40 - const: overflow 41 42 arm,not-ready-us: 43 description: The maximum time in microseconds for monitoring data to be 44 accurate after a settings change. For more information, see the 45 Not-Ready (NRDY) bit description in the MPAM specification. 46 47 numa-node-id: true # see NUMA binding 48 49 '#address-cells': 50 const: 1 51 52 '#size-cells': 53 const: 0 54 55 patternProperties: 56 '^ris@[0-9a-f]$': 57 type: object 58 additionalProperties: false 59 description: | 60 RIS nodes for each RIS in an MSC. These nodes are required for each RIS 61 implementing known MPAM controls 62 63 properties: 64 compatible: 65 enum: 66 # Bulk storage for cache 67 - arm,mpam-cache 68 # Memory bandwidth 69 - arm,mpam-memory 70 71 reg: 72 minimum: 0 73 maximum: 0xf 74 75 cpus:

76 $ref: '/schemas/types.yaml#/definitions/phandle-array' 77 description: 78 Phandle(s) to the CPU node(s) this RIS belongs to. By default, the parent 79 device's affinity is used. 80 81 arm,mpam-device: 82 $ref: '/schemas/types.yaml#/definitions/phandle' 83 description: 84 By default, the MPAM enabled device associated with a RIS is the MSC's 85 parent node. It is possible for each RIS to be associated with different 86 devices in which case 'arm,mpam-device' should be used. 87 88 required: 89 - compatible 90 - reg 91 92 required: 93 - compatible 94 - reg 95 96 dependencies: 97 interrupts: [ interrupt-names ] 98

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