162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
262306a36Sopenharmony_ci%YAML 1.2
362306a36Sopenharmony_ci---
462306a36Sopenharmony_ci$id: http://devicetree.org/schemas/watchdog/alphascale,asm9260-wdt.yaml#
562306a36Sopenharmony_ci$schema: http://devicetree.org/meta-schemas/core.yaml#
662306a36Sopenharmony_ci
762306a36Sopenharmony_cititle: Alphascale asm9260 Watchdog timer
862306a36Sopenharmony_ci
962306a36Sopenharmony_ciallOf:
1062306a36Sopenharmony_ci  - $ref: watchdog.yaml#
1162306a36Sopenharmony_ci
1262306a36Sopenharmony_cimaintainers:
1362306a36Sopenharmony_ci  - Oleksij Rempel <linux@rempel-privat.de>
1462306a36Sopenharmony_ci
1562306a36Sopenharmony_ciproperties:
1662306a36Sopenharmony_ci  compatible:
1762306a36Sopenharmony_ci    const: alphascale,asm9260-wdt
1862306a36Sopenharmony_ci
1962306a36Sopenharmony_ci  reg:
2062306a36Sopenharmony_ci    maxItems: 1
2162306a36Sopenharmony_ci
2262306a36Sopenharmony_ci  clocks:
2362306a36Sopenharmony_ci    items:
2462306a36Sopenharmony_ci      - description: source clock, used for tick counter
2562306a36Sopenharmony_ci      - description: ahb gate
2662306a36Sopenharmony_ci
2762306a36Sopenharmony_ci  clock-names:
2862306a36Sopenharmony_ci    items:
2962306a36Sopenharmony_ci      - const: mod
3062306a36Sopenharmony_ci      - const: ahb
3162306a36Sopenharmony_ci
3262306a36Sopenharmony_ci  interrupts:
3362306a36Sopenharmony_ci    maxItems: 1
3462306a36Sopenharmony_ci
3562306a36Sopenharmony_ci  resets:
3662306a36Sopenharmony_ci    maxItems: 1
3762306a36Sopenharmony_ci
3862306a36Sopenharmony_ci  reset-names:
3962306a36Sopenharmony_ci    items:
4062306a36Sopenharmony_ci      - const: wdt_rst
4162306a36Sopenharmony_ci
4262306a36Sopenharmony_ci  alphascale,mode:
4362306a36Sopenharmony_ci    description: |
4462306a36Sopenharmony_ci      Specifies the reset mode of operation. If set to sw, then reset is handled
4562306a36Sopenharmony_ci      via interrupt request, if set to debug, then it does nothing and logs.
4662306a36Sopenharmony_ci    $ref: /schemas/types.yaml#/definitions/string
4762306a36Sopenharmony_ci    enum: [hw, sw, debug]
4862306a36Sopenharmony_ci    default: hw
4962306a36Sopenharmony_ci
5062306a36Sopenharmony_cirequired:
5162306a36Sopenharmony_ci  - compatible
5262306a36Sopenharmony_ci  - reg
5362306a36Sopenharmony_ci  - clocks
5462306a36Sopenharmony_ci  - clock-names
5562306a36Sopenharmony_ci  - interrupts
5662306a36Sopenharmony_ci
5762306a36Sopenharmony_ciunevaluatedProperties: false
5862306a36Sopenharmony_ci
5962306a36Sopenharmony_ciexamples:
6062306a36Sopenharmony_ci  - |
6162306a36Sopenharmony_ci    #include <dt-bindings/clock/alphascale,asm9260.h>
6262306a36Sopenharmony_ci    watchdog0: watchdog@80048000 {
6362306a36Sopenharmony_ci      compatible = "alphascale,asm9260-wdt";
6462306a36Sopenharmony_ci      reg = <0x80048000 0x10>;
6562306a36Sopenharmony_ci      clocks = <&acc CLKID_SYS_WDT>, <&acc CLKID_AHB_WDT>;
6662306a36Sopenharmony_ci      clock-names = "mod", "ahb";
6762306a36Sopenharmony_ci      interrupts = <55>;
6862306a36Sopenharmony_ci      timeout-sec = <30>;
6962306a36Sopenharmony_ci      alphascale,mode = "hw";
7062306a36Sopenharmony_ci    };
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