1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/reset/atmel,at91sam9260-reset.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Atmel/Microchip System Reset Controller
8
9 maintainers:
10 - Claudiu Beznea <claudiu.beznea@microchip.com>
11
12 description: |
13 The system reset controller can be used to reset the CPU. In case of
14 SAMA7G5 it can also reset some devices (e.g. USB PHYs).
15
16 properties:
17 compatible:
18 oneOf:
19 - items:
20 - enum:
21 - atmel,at91sam9260-rstc
22 - atmel,at91sam9g45-rstc
23 - atmel,sama5d3-rstc
24 - microchip,sam9x60-rstc
25 - microchip,sama7g5-rstc
26 - items:
27 - const: atmel,sama5d3-rstc
28 - const: atmel,at91sam9g45-rstc
29
30 reg:
31 minItems: 1
32 items:
33 - description: base registers for system reset control
34 - description: registers for device specific reset control
35
36 clocks:
37 maxItems: 1
38
39 "#reset-cells":
40 const: 1
41
42 required:
43 - compatible
44 - reg
45 - clocks
46
47 allOf:
48 - if:
49 properties:
50 compatible:
51 contains:
52 enum:
53 - microchip,sama7g5-rstc
54 then:
55 required:
56 - "#reset-cells"
57
58 additionalProperties: false
59
60 examples:
61 - |
62 #include <dt-bindings/clock/at91.h>
63
64 reset-controller@fffffd00 {
65 compatible = "atmel,at91sam9260-rstc";
66 reg = <0xfffffd00 0x10>;
67 clocks = <&pmc PMC_TYPE_CORE PMC_SLOW>;
68 };
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