1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/timer/fsl,imxgpt.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Freescale i.MX General Purpose Timer (GPT)
8
9 maintainers:
10 - Sascha Hauer <s.hauer@pengutronix.de>
11
12 properties:
13 compatible:
14 oneOf:
15 - const: fsl,imx1-gpt
16 - const: fsl,imx21-gpt
17 - items:
18 - const: fsl,imx27-gpt
19 - const: fsl,imx21-gpt
20 - const: fsl,imx31-gpt
21 - items:
22 - enum:
23 - fsl,imx25-gpt
24 - fsl,imx50-gpt
25 - fsl,imx51-gpt
26 - fsl,imx53-gpt
27 - fsl,imx6q-gpt
28 - const: fsl,imx31-gpt
29 - const: fsl,imx6dl-gpt
30 - items:
31 - enum:
32 - fsl,imx6sl-gpt
33 - fsl,imx6sx-gpt
34 - fsl,imx8mp-gpt
35 - fsl,imxrt1050-gpt
36 - fsl,imxrt1170-gpt
37 - const: fsl,imx6dl-gpt
38 - items:
39 - enum:
40 - fsl,imx6ul-gpt
41 - fsl,imx7d-gpt
42 - const: fsl,imx6sx-gpt
43
44 reg:
45 maxItems: 1
46
47 interrupts:
48 maxItems: 1
49
50 clocks:
51 minItems: 2
52 items:
53 - description: SoC GPT ipg clock
54 - description: SoC GPT per clock
55 - description: SoC GPT osc per clock
56
57 clock-names:
58 minItems: 2
59 items:
60 - const: ipg
61 - const: per
62 - const: osc_per
63
64 required:
65 - compatible
66 - reg
67 - interrupts
68 - clocks
69 - clock-names
70
71 allOf:
72 - if:
73 properties:
74 compatible:
75 contains:
76 enum:
77 - fsl,imx6dl-gpt
78 - fsl,imx6q-gpt
79 then:
80 properties:
81 clocks:
82 minItems: 2
83 maxItems: 3
84 clock-names:
85 minItems: 2
86 maxItems: 3
87 else:
88 properties:
89 clocks:
90 maxItems: 2
91 clock-names:
92 maxItems: 2
93
94 additionalProperties: false
95
96 examples:
97 - |
98 #include <dt-bindings/clock/imx27-clock.h>
99
100 timer@10003000 {
101 compatible = "fsl,imx27-gpt", "fsl,imx21-gpt";
102 reg = <0x10003000 0x1000>;
103 interrupts = <26>;
104 clocks = <&clks IMX27_CLK_GPT1_IPG_GATE>,
105 <&clks IMX27_CLK_PER1_GATE>;
106 clock-names = "ipg", "per";
107 };
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