Bindings/watchdog/fsl-imx7ulp-wdt.yaml

   1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/watchdog/fsl-imx7ulp-wdt.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Freescale i.MX7ULP Watchdog Timer (WDT) Controller
   8
   9 maintainers:
  10   - Anson Huang <Anson.Huang@nxp.com>
  11
  12 allOf:
  13   - $ref: "watchdog.yaml#"
  14
  15 properties:
  16   compatible:
  17     enum:
  18       - fsl,imx7ulp-wdt
  19
  20   reg:
  21     maxItems: 1
  22
  23   interrupts:
  24     maxItems: 1
  25
  26   clocks:
  27     maxItems: 1
  28
  29   assigned-clocks:
  30     maxItems: 1
  31
  32   assigned-clocks-parents:
  33     maxItems: 1
  34
  35   timeout-sec: true
  36
  37 required:
  38   - compatible
  39   - interrupts
  40   - reg
  41   - clocks
  42
  43 additionalProperties: false
  44
  45 examples:
  46   - |
  47     #include <dt-bindings/interrupt-controller/arm-gic.h>
  48     #include <dt-bindings/clock/imx7ulp-clock.h>
  49
  50     watchdog@403d0000 {
  51         compatible = "fsl,imx7ulp-wdt";
  52         reg = <0x403d0000 0x10000>;
  53         interrupts = <GIC_SPI 55 IRQ_TYPE_LEVEL_HIGH>;
  54         clocks = <&pcc2 IMX7ULP_CLK_WDG1>;
  55         assigned-clocks = <&pcc2 IMX7ULP_CLK_WDG1>;
  56         assigned-clocks-parents = <&scg1 IMX7ULP_CLK_FIRC_BUS_CLK>;
  57         timeout-sec = <40>;
  58     };
  59
  60 ...