1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/timer/sprd,sc9860-timer.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Spreadtrum SC9860 timer
8
9 maintainers:
10 - Orson Zhai <orsonzhai@gmail.com>
11 - Baolin Wang <baolin.wang7@gmail.com>
12 - Chunyan Zhang <zhang.lyra@gmail.com>
13
14 description:
15 The Spreadtrum SC9860 platform provides 3 general-purpose timers.
16 These timers can support 32bit or 64bit counter, as well as supporting
17 period mode or one-shot mode, and they can be a wakeup source
18 during deep sleep.
19
20 properties:
21 compatible:
22 enum:
23 - sprd,sc9860-timer
24 - sprd,sc9860-suspend-timer
25
26 reg:
27 maxItems: 1
28
29 interrupts:
30 maxItems: 1
31
32 clocks:
33 maxItems: 1
34
35 required:
36 - compatible
37 - reg
38 - clocks
39
40 allOf:
41 - if:
42 properties:
43 compatible:
44 contains:
45 const: sprd,sc9860-timer
46 then:
47 required:
48 - interrupts
49
50 additionalProperties: false
51
52 examples:
53 - |
54 #include <dt-bindings/interrupt-controller/arm-gic.h>
55 #include <dt-bindings/interrupt-controller/irq.h>
56
57 soc {
58 #address-cells = <2>;
59 #size-cells = <2>;
60
61 timer@40050000 {
62 compatible = "sprd,sc9860-timer";
63 reg = <0 0x40050000 0 0x20>;
64 interrupts = <GIC_SPI 26 IRQ_TYPE_LEVEL_HIGH>;
65 clocks = <&ext_32k>;
66 };
67 };
68 ...
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