93 lines · yaml
1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)2# Copyright 2019 BayLibre, SAS3%YAML 1.24---5$id: http://devicetree.org/schemas/media/cec/amlogic,meson-gx-ao-cec.yaml#6$schema: http://devicetree.org/meta-schemas/core.yaml#7 8title: Amlogic Meson AO-CEC Controller9 10maintainers:11 - Neil Armstrong <neil.armstrong@linaro.org>12 13description: |14 The Amlogic Meson AO-CEC module is present is Amlogic SoCs and its purpose is15 to handle communication between HDMI connected devices over the CEC bus.16 17properties:18 compatible:19 enum:20 - amlogic,meson-gx-ao-cec # GXBB, GXL, GXM, G12A and SM1 AO_CEC_A module21 - amlogic,meson-g12a-ao-cec # G12A AO_CEC_B module22 - amlogic,meson-sm1-ao-cec # SM1 AO_CEC_B module23 24 reg:25 maxItems: 126 27 clocks:28 maxItems: 129 30 clock-names:31 maxItems: 132 33 interrupts:34 maxItems: 135 36allOf:37 - $ref: cec-common.yaml#38 - if:39 properties:40 compatible:41 contains:42 enum:43 - amlogic,meson-gx-ao-cec44 45 then:46 properties:47 clocks:48 items:49 - description: AO-CEC clock50 51 clock-names:52 items:53 - const: core54 55 - if:56 properties:57 compatible:58 contains:59 enum:60 - amlogic,meson-g12a-ao-cec61 - amlogic,meson-sm1-ao-cec62 63 then:64 properties:65 clocks:66 items:67 - description: AO-CEC clock generator source68 69 clock-names:70 items:71 - const: oscin72 73required:74 - compatible75 - reg76 - interrupts77 - hdmi-phandle78 - clocks79 - clock-names80 81unevaluatedProperties: false82 83examples: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 };93