1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/counter/ti- 4 $id: http://devicetree.org/schemas/counter/ti-eqep.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Texas Instruments Enhanced Quadrature E 7 title: Texas Instruments Enhanced Quadrature Encoder Pulse (eQEP) Module
8 8
9 maintainers: 9 maintainers:
10 - David Lechner <david@lechnology.com> 10 - David Lechner <david@lechnology.com>
11 11
12 properties: 12 properties:
13 compatible: 13 compatible:
14 enum: 14 enum:
15 - ti,am3352-eqep 15 - ti,am3352-eqep
16 - ti,am62-eqep 16 - ti,am62-eqep
17 17
18 reg: 18 reg:
19 maxItems: 1 19 maxItems: 1
20 20
21 interrupts: 21 interrupts:
22 description: The eQEP event interrupt 22 description: The eQEP event interrupt
23 maxItems: 1 23 maxItems: 1
24 24
25 clocks: 25 clocks:
26 description: The functional and interface 26 description: The functional and interface clock that determines the clock
27 rate for the eQEP peripheral. 27 rate for the eQEP peripheral.
28 maxItems: 1 28 maxItems: 1
29 29
30 clock-names: 30 clock-names:
31 const: sysclkout 31 const: sysclkout
32 32
33 power-domains: 33 power-domains:
34 maxItems: 1 34 maxItems: 1
35 35
36 allOf: 36 allOf:
37 - if: 37 - if:
38 properties: 38 properties:
39 compatible: 39 compatible:
40 contains: 40 contains:
41 enum: 41 enum:
42 - ti,am62-eqep 42 - ti,am62-eqep
43 then: 43 then:
44 properties: 44 properties:
45 clock-names: false 45 clock-names: false
46 46
47 required: 47 required:
48 - power-domains 48 - power-domains
49 49
50 required: 50 required:
51 - compatible 51 - compatible
52 - reg 52 - reg
53 - interrupts 53 - interrupts
54 - clocks 54 - clocks
55 55
56 additionalProperties: false 56 additionalProperties: false
57 57
58 examples: 58 examples:
59 - | 59 - |
60 eqep0: counter@180 { 60 eqep0: counter@180 {
61 compatible = "ti,am3352-eqep"; 61 compatible = "ti,am3352-eqep";
62 reg = <0x180 0x80>; 62 reg = <0x180 0x80>;
63 clocks = <&l4ls_gclk>; 63 clocks = <&l4ls_gclk>;
64 interrupts = <79>; 64 interrupts = <79>;
65 }; 65 };
66 66
67 ... 67 ...
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