Documentation/devicetree/bindings/i2c/brcm,bcm2835-i2c.yaml

   1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/i2c/brcm,bcm2835-i2c.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Broadcom BCM2835 I2C controller
   8
   9 maintainers:
  10   - Stephen Warren <swarren@wwwdotorg.org>
  11
  12 allOf:
  13   - $ref: /schemas/i2c/i2c-controller.yaml#
  14
  15 properties:
  16   compatible:
  17     oneOf:
  18       - enum:
  19           - brcm,bcm2835-i2c
  20       - items:
  21           - const: brcm,bcm2711-i2c
  22           - const: brcm,bcm2835-i2c
  23
  24   reg:
  25     maxItems: 1
  26
  27   interrupts:
  28     maxItems: 1
  29
  30   clock-names:
  31     maxItems: 1
  32
  33   clocks:
  34     maxItems: 1
  35
  36   clock-frequency: true
  37
  38 required:
  39   - compatible
  40   - reg
  41   - interrupts
  42   - clocks
  43
  44 unevaluatedProperties: false
  45
  46 examples:
  47   - |
  48     i2c@7e205000 {
  49         compatible = "brcm,bcm2835-i2c";
  50         reg = <0x7e205000 0x1000>;
  51         interrupts = <2 21>;
  52         clocks = <&clk_i2c>;
  53         clock-frequency = <100000>;
  54     };