The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/Bindings/i2c/cdns,i2c-r1p10.yaml

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    1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
    2 %YAML 1.2
    3 ---
    4 $id: "http://devicetree.org/schemas/i2c/cdns,i2c-r1p10.yaml#"
    5 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
    6 
    7 title: Cadence I2C controller Device Tree Bindings
    8 
    9 maintainers:
   10   - Michal Simek <michal.simek@xilinx.com>
   11 
   12 allOf:
   13   - $ref: /schemas/i2c/i2c-controller.yaml#
   14 
   15 properties:
   16   compatible:
   17     enum:
   18       - cdns,i2c-r1p10 # cadence i2c controller version 1.0
   19       - cdns,i2c-r1p14 # cadence i2c controller version 1.4
   20 
   21   reg:
   22     maxItems: 1
   23 
   24   clocks:
   25     minItems: 1
   26 
   27   interrupts:
   28     maxItems: 1
   29 
   30   clock-frequency:
   31     minimum: 1
   32     maximum: 400000
   33     description: |
   34       Desired operating frequency, in Hz, of the bus.
   35 
   36   clock-name:
   37     const: pclk
   38     description: |
   39       Input clock name.
   40 
   41 required:
   42   - compatible
   43   - reg
   44   - clocks
   45   - interrupts
   46 
   47 unevaluatedProperties: false
   48 
   49 examples:
   50   - |
   51     #include <dt-bindings/interrupt-controller/arm-gic.h>
   52     i2c@e0004000 {
   53         compatible = "cdns,i2c-r1p10";
   54         clocks = <&clkc 38>;
   55         interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
   56         reg = <0xe0004000 0x1000>;
   57         clock-frequency = <400000>;
   58         #address-cells = <1>;
   59         #size-cells = <0>;
   60     };

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