bindings/watchdog/realtek%2Cotto-wdt.yaml

1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
3 ---
4 $id: http://devicetree.org/schemas/watchdog/realtek,otto-wdt.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10   - Sander Vanheule <sander@svanheule.net>
17   - Phase 1: During this phase, the WDT can be pinged to reset the timeout.
18   - Phase 2: Starts after phase 1 has timed out, and only serves to give the
20     During this phase, pinging the WDT has no effect, and a reset is
21     unavoidable, unless the WDT is disabled.
24   - $ref: watchdog.yaml#
29       - realtek,rtl8380-wdt
30       - realtek,rtl8390-wdt
31       - realtek,rtl9300-wdt
32       - realtek,rtl9310-wdt
42       - description: interrupt specifier for pretimeout
43       - description: interrupt specifier for timeout
45   interrupt-names:
47       - const: phase1
48       - const: phase2
50   realtek,reset-mode:
56       - description: Reset the entire chip
58       - description: |
61       - description: |
66   - compatible
67   - reg
68   - clocks
69   - interrupts
70   - interrupt-names
75   - |
77         compatible = "realtek,rtl8380-wdt";
80         realtek,reset-mode = "soc";
83         timeout-sec = <20>;
85         interrupt-parent = <&rtlintc>;
86         interrupt-names = "phase1", "phase2";