FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/eeprom/microchip,93lc46b.yaml

     # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
     %YAML 1.2
     ---
     $id: http://devicetree.org/schemas/eeprom/microchip,93lc46b.yaml#
     $schema: http://devicetree.org/meta-schemas/core.yaml#
     
     title: Microchip 93xx46 SPI compatible EEPROM family dt bindings
     
     maintainers:
      - Cory Tusar <cory.tusar@pid1solutions.com>
    
    properties:
      compatible:
        enum:
          - atmel,at93c46
          - atmel,at93c46d
          - atmel,at93c56
          - atmel,at93c66
          - eeprom-93xx46
          - microchip,93lc46b
    
      data-size:
        description: number of data bits per word
        $ref: /schemas/types.yaml#/definitions/uint32
        enum: [8, 16]
    
      reg:
        description: chip select of EEPROM
        maxItems: 1
    
      read-only:
        description:
          parameter-less property which disables writes to the EEPROM
        type: boolean
    
      select-gpios:
        description:
          specifies the GPIO that needs to be asserted prior to each access
          of EEPROM (e.g. for SPI bus multiplexing)
        maxItems: 1
    
    required:
      - compatible
      - reg
      - data-size
      - spi-max-frequency
    
    allOf:
      - $ref: /schemas/spi/spi-peripheral-props.yaml#
    
    unevaluatedProperties: false
    
    examples:
      - |
        #include <dt-bindings/gpio/gpio.h>
    
        spi {
          #address-cells = <1>;
          #size-cells = <0>;
    
          eeprom@0 {
            compatible = "eeprom-93xx46";
            reg = <0>;
            spi-max-frequency = <1000000>;
            spi-cs-high;
            data-size = <8>;
            select-gpios = <&gpio4 4 GPIO_ACTIVE_HIGH>;
          };
        };

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