[xilinx-xlnx:lkp_test 2/6] dtbs_check: Documentation/devicetree/bindings/nvmem/xlnx,zynqmp-nvmem.yaml:18:11: [error] string value is redundantly quoted with any quotes (quoted-strings)

[xilinx-xlnx:lkp_test 2/6] dtbs_check: Documentation/devicetree/bindings/nvmem/xlnx,zynqmp-nvmem.yaml:18:11: [error] string value is redundantly quoted with any quotes (quoted-strings)

[kernel test robot]

tree:   https://github.com/Xilinx/linux-xlnx lkp_test
head:   63ccd3b5226a4629e08c5cdd2bbf6d536134b4d4
commit: c31c5d3ee4c05b5fd8d98e60d20f1e30be1602f7 [2/6] dt-bindings: nvmem: Convert xlnx,zynqmp-nvmem.txt to yaml
compiler: loongarch64-linux-gcc (GCC) 13.2.0
reproduce: (https://download.01.org/0day-ci/archive/20231016/202310161508.XIJVQFBf-lkp@intel.com/reproduce)

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/202310161508.XIJVQFBf-lkp@intel.com/

dtcheck warnings: (new ones prefixed by >>)
>> Documentation/devicetree/bindings/nvmem/xlnx,zynqmp-nvmem.yaml:18:11: [error] string value is redundantly quoted with any quotes (quoted-strings)

vim +18 Documentation/devicetree/bindings/nvmem/xlnx,zynqmp-nvmem.yaml

     8	
     9	description: |
    10	    The ZynqMP nvmem provides access to the hardware related data
    11	    like soc revision, IDCODE... etc.
    12	
    13	maintainers:
    14	  - Kalyani <kalyani.akula@amd.com>
    15	  - Praveen <praveen.teja.kundanala@amd.com>
    16	
    17	allOf:
  > 18	  - $ref: "nvmem.yaml#"
    19	
    20	properties:
    21	  compatible:
    22	    const: xlnx,zynqmp-nvmem-fw
    23	
    24	  '#address-cells':
    25	    const: 1
    26	
    27	  '#size-cells':
    28	    const: 1
    29	
    30	required:
    31	  - compatible
    32	
    33	patternProperties:
    34	  "^soc_revision@0$":
    35	    type: object
    36	    description:
    37	      This node is used to read SOC version and IDCODE of ZynqMP. Read-only.
    38	
    39	    properties:
    40	      reg:
    41	        maxItems: 1
    42	
    43	    required:
    44	      - reg
    45	

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