xref: /freebsd/sys/contrib/device-tree/Bindings/watchdog/intel,keembay-wdt.yaml (revision 8d13bc63c0e1d50bc9e47ac1f26329c999bfecf0) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/watchdog/intel,keembay-wdt.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Intel Keem Bay SoC non-secure Watchdog Timer
8
9maintainers:
10  - Wan Ahmad Zainie <wan.ahmad.zainie.wan.mohamad@intel.com>
11
12allOf:
13  - $ref: watchdog.yaml#
14
15properties:
16  compatible:
17    enum:
18      - intel,keembay-wdt
19
20  reg:
21    maxItems: 1
22
23  clocks:
24    maxItems: 1
25
26  interrupts:
27    items:
28      - description: interrupt specifier for threshold interrupt line
29      - description: interrupt specifier for timeout interrupt line
30
31  interrupt-names:
32    items:
33      - const: threshold
34      - const: timeout
35
36required:
37  - compatible
38  - reg
39  - interrupts
40  - interrupt-names
41  - clocks
42
43unevaluatedProperties: false
44
45examples:
46  - |
47    #include <dt-bindings/interrupt-controller/arm-gic.h>
48    #include <dt-bindings/interrupt-controller/irq.h>
49    #define KEEM_BAY_A53_TIM
50
51    watchdog: watchdog@2033009c {
52        compatible = "intel,keembay-wdt";
53        reg = <0x2033009c 0x10>;
54        interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>,
55                     <GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>;
56        interrupt-names = "threshold", "timeout";
57        clocks = <&scmi_clk KEEM_BAY_A53_TIM>;
58    };
59
60...
61