1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-C 1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 # Copyright 2019 BayLibre, SAS 2 # Copyright 2019 BayLibre, SAS
3 %YAML 1.2 3 %YAML 1.2
4 --- 4 ---
5 $id: http://devicetree.org/schemas/media/cec/a 5 $id: http://devicetree.org/schemas/media/cec/amlogic,meson-gx-ao-cec.yaml#
6 $schema: http://devicetree.org/meta-schemas/co 6 $schema: http://devicetree.org/meta-schemas/core.yaml#
7 7
8 title: Amlogic Meson AO-CEC Controller 8 title: Amlogic Meson AO-CEC Controller
9 9
10 maintainers: 10 maintainers:
11 - Neil Armstrong <neil.armstrong@linaro.org> 11 - Neil Armstrong <neil.armstrong@linaro.org>
12 12
13 description: | 13 description: |
14 The Amlogic Meson AO-CEC module is present i 14 The Amlogic Meson AO-CEC module is present is Amlogic SoCs and its purpose is
15 to handle communication between HDMI connect 15 to handle communication between HDMI connected devices over the CEC bus.
16 16
17 properties: 17 properties:
18 compatible: 18 compatible:
19 enum: 19 enum:
20 - amlogic,meson-gx-ao-cec # GXBB, GXL, G 20 - amlogic,meson-gx-ao-cec # GXBB, GXL, GXM, G12A and SM1 AO_CEC_A module
21 - amlogic,meson-g12a-ao-cec # G12A AO_CE 21 - amlogic,meson-g12a-ao-cec # G12A AO_CEC_B module
22 - amlogic,meson-sm1-ao-cec # SM1 AO_CEC_ 22 - amlogic,meson-sm1-ao-cec # SM1 AO_CEC_B module
23 23
24 reg: 24 reg:
25 maxItems: 1 25 maxItems: 1
26 26
27 clocks: 27 clocks:
28 maxItems: 1 28 maxItems: 1
29 29
30 clock-names: 30 clock-names:
31 maxItems: 1 31 maxItems: 1
32 32
33 interrupts: 33 interrupts:
34 maxItems: 1 34 maxItems: 1
35 35
36 allOf: 36 allOf:
37 - $ref: cec-common.yaml# 37 - $ref: cec-common.yaml#
38 - if: 38 - if:
39 properties: 39 properties:
40 compatible: 40 compatible:
41 contains: 41 contains:
42 enum: 42 enum:
43 - amlogic,meson-gx-ao-cec 43 - amlogic,meson-gx-ao-cec
44 44
45 then: 45 then:
46 properties: 46 properties:
47 clocks: 47 clocks:
48 items: 48 items:
49 - description: AO-CEC clock 49 - description: AO-CEC clock
50 50
51 clock-names: 51 clock-names:
52 items: 52 items:
53 - const: core 53 - const: core
54 54
55 - if: 55 - if:
56 properties: 56 properties:
57 compatible: 57 compatible:
58 contains: 58 contains:
59 enum: 59 enum:
60 - amlogic,meson-g12a-ao-cec 60 - amlogic,meson-g12a-ao-cec
61 - amlogic,meson-sm1-ao-cec 61 - amlogic,meson-sm1-ao-cec
62 62
63 then: 63 then:
64 properties: 64 properties:
65 clocks: 65 clocks:
66 items: 66 items:
67 - description: AO-CEC clock genera 67 - description: AO-CEC clock generator source
68 68
69 clock-names: 69 clock-names:
70 items: 70 items:
71 - const: oscin 71 - const: oscin
72 72
73 required: 73 required:
74 - compatible 74 - compatible
75 - reg 75 - reg
76 - interrupts 76 - interrupts
77 - hdmi-phandle 77 - hdmi-phandle
78 - clocks 78 - clocks
79 - clock-names 79 - clock-names
80 80
81 unevaluatedProperties: false 81 unevaluatedProperties: false
82 82
83 examples: 83 examples:
84 - | 84 - |
85 cec_AO: cec@100 { 85 cec_AO: cec@100 {
86 compatible = "amlogic,meson-gx-ao-cec" 86 compatible = "amlogic,meson-gx-ao-cec";
87 reg = <0x00100 0x14>; 87 reg = <0x00100 0x14>;
88 interrupts = <199>; 88 interrupts = <199>;
89 clocks = <&clkc_cec>; 89 clocks = <&clkc_cec>;
90 clock-names = "core"; 90 clock-names = "core";
91 hdmi-phandle = <&hdmi_tx>; 91 hdmi-phandle = <&hdmi_tx>;
92 }; 92 };
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