| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) |
| 2 | # Copyright 2019 BayLibre, SAS |
| 3 | %YAML 1.2 |
| 4 | --- |
| 5 | $id: http://devicetree.org/schemas/media/cec/amlogic,meson-gx-ao-cec.yaml# |
| 6 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 7 | |
| 8 | title: Amlogic Meson AO-CEC Controller |
| 9 | |
| 10 | maintainers: |
| 11 | - Neil Armstrong <neil.armstrong@linaro.org> |
| 12 | |
| 13 | description: | |
| 14 | The Amlogic Meson AO-CEC module is present is Amlogic SoCs and its purpose is |
| 15 | to handle communication between HDMI connected devices over the CEC bus. |
| 16 | |
| 17 | properties: |
| 18 | compatible: |
| 19 | enum: |
| 20 | - amlogic,meson-gx-ao-cec # GXBB, GXL, GXM, G12A and SM1 AO_CEC_A module |
| 21 | - amlogic,meson-g12a-ao-cec # G12A AO_CEC_B module |
| 22 | - amlogic,meson-sm1-ao-cec # SM1 AO_CEC_B module |
| 23 | |
| 24 | reg: |
| 25 | maxItems: 1 |
| 26 | |
| 27 | clocks: |
| 28 | maxItems: 1 |
| 29 | |
| 30 | clock-names: |
| 31 | maxItems: 1 |
| 32 | |
| 33 | interrupts: |
| 34 | maxItems: 1 |
| 35 | |
| 36 | allOf: |
| 37 | - $ref: cec-common.yaml# |
| 38 | - if: |
| 39 | properties: |
| 40 | compatible: |
| 41 | contains: |
| 42 | enum: |
| 43 | - amlogic,meson-gx-ao-cec |
| 44 | |
| 45 | then: |
| 46 | properties: |
| 47 | clocks: |
| 48 | items: |
| 49 | - description: AO-CEC clock |
| 50 | |
| 51 | clock-names: |
| 52 | items: |
| 53 | - const: core |
| 54 | |
| 55 | - if: |
| 56 | properties: |
| 57 | compatible: |
| 58 | contains: |
| 59 | enum: |
| 60 | - amlogic,meson-g12a-ao-cec |
| 61 | - amlogic,meson-sm1-ao-cec |
| 62 | |
| 63 | then: |
| 64 | properties: |
| 65 | clocks: |
| 66 | items: |
| 67 | - description: AO-CEC clock generator source |
| 68 | |
| 69 | clock-names: |
| 70 | items: |
| 71 | - const: oscin |
| 72 | |
| 73 | required: |
| 74 | - compatible |
| 75 | - reg |
| 76 | - interrupts |
| 77 | - hdmi-phandle |
| 78 | - clocks |
| 79 | - clock-names |
| 80 | |
| 81 | unevaluatedProperties: false |
| 82 | |
| 83 | examples: |
| 84 | - | |
| 85 | cec_AO: cec@100 { |
| 86 | compatible = "amlogic,meson-gx-ao-cec"; |
| 87 | reg = <0x00100 0x14>; |
| 88 | interrupts = <199>; |
| 89 | clocks = <&clkc_cec>; |
| 90 | clock-names = "core"; |
| 91 | hdmi-phandle = <&hdmi_tx>; |
| 92 | }; |