Documentation / devicetree / bindings / pwm / adi,axi-pwmgen.yaml


Based on kernel version 6.16. Page generated on 2025-08-06 08:57 EST.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 
# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/pwm/adi,axi-pwmgen.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Analog Devices AXI PWM generator

maintainers:
  - Michael Hennerich <Michael.Hennerich@analog.com>
  - Nuno Sá <nuno.sa@analog.com>

description:
  The Analog Devices AXI PWM generator can generate PWM signals
  with variable pulse width and period.
 
  https://wiki.analog.com/resources/fpga/docs/axi_pwm_gen

allOf:
  - $ref: pwm.yaml#

properties:
  compatible:
    const: adi,axi-pwmgen-2.00.a

  reg:
    maxItems: 1
 
  "#pwm-cells":
    const: 3

  clocks:
    minItems: 1
    maxItems: 2

  clock-names:
    minItems: 1
    items:
      - const: axi
      - const: ext

required:
  - reg
  - clocks
  - clock-names

unevaluatedProperties: false

examples:
  - |
    pwm@44b00000 {
        compatible = "adi,axi-pwmgen-2.00.a";
        reg = <0x44b00000 0x1000>;
        clocks = <&fpga_clk>, <&spi_clk>;
        clock-names = "axi", "ext";
        #pwm-cells = <3>;
    };