1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/timer/mediatek,timer.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: MediaTek SoC timers
8
9 maintainers:
10 - Matthias Brugger <matthias.bgg@gmail.com>
11
12 description:
13 MediaTek SoCs have different timers on different platforms,
14 CPUX (ARM/ARM64 System Timer), GPT (General Purpose Timer)
15 and SYST (System Timer).
16
17 properties:
18 compatible:
19 oneOf:
20 - items:
21 - enum:
22 - mediatek,mt6577-timer
23 - mediatek,mt6765-timer
24 - mediatek,mt6795-systimer
25 # GPT Timers
26 - items:
27 - enum:
28 - mediatek,mt2701-timer
29 - mediatek,mt6580-timer
30 - mediatek,mt6582-timer
31 - mediatek,mt6589-timer
32 - mediatek,mt7623-timer
33 - mediatek,mt8127-timer
34 - mediatek,mt8135-timer
35 - mediatek,mt8173-timer
36 - mediatek,mt8516-timer
37 - const: mediatek,mt6577-timer
38 # SYST Timers
39 - items:
40 - enum:
41 - mediatek,mt7629-timer
42 - mediatek,mt8183-timer
43 - mediatek,mt8186-timer
44 - mediatek,mt8188-timer
45 - mediatek,mt8192-timer
46 - mediatek,mt8195-timer
47 - mediatek,mt8365-systimer
48 - const: mediatek,mt6765-timer
49
50 reg:
51 maxItems: 1
52
53 interrupts:
54 maxItems: 1
55
56 clocks:
57 minItems: 1
58 items:
59 - description: Timer clock
60 - description: RTC or bus clock
61
62 clock-names:
63 minItems: 1
64 maxItems: 2
65
66 required:
67 - compatible
68 - reg
69 - interrupts
70 - clocks
71
72 additionalProperties: false
73
74 examples:
75 - |
76 #include <dt-bindings/interrupt-controller/irq.h>
77 #include <dt-bindings/interrupt-controller/arm-gic.h>
78
79 timer@10008000 {
80 compatible = "mediatek,mt6577-timer";
81 reg = <0x10008000 0x80>;
82 interrupts = <GIC_SPI 113 IRQ_TYPE_LEVEL_LOW>;
83 clocks = <&system_clk>;
84 };
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