Based on kernel version 6.8
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) %YAML 1.2 --- $id: http://devicetree.org/schemas/sound/fsl,xcvr.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: NXP Audio Transceiver (XCVR) Controller maintainers: - Viorel Suman <viorel.suman@nxp.com> description: | NXP XCVR (Audio Transceiver) is a on-chip functional module that allows CPU to receive and transmit digital audio via HDMI2.1 eARC, HDMI1.4 ARC and SPDIF. properties: $nodename: pattern: "^xcvr@.*" compatible: enum: - fsl,imx8mp-xcvr - fsl,imx93-xcvr reg: items: - description: 20K RAM for code and data - description: registers space - description: RX FIFO address - description: TX FIFO address reg-names: items: - const: ram - const: regs - const: rxfifo - const: txfifo interrupts: items: - description: WAKEUPMIX Audio XCVR Interrupt 1 - description: WAKEUPMIX Audio XCVR Interrupt 2 minItems: 1 clocks: items: - description: Peripheral clock - description: PHY clock - description: SPBA clock - description: PLL clock clock-names: items: - const: ipg - const: phy - const: spba - const: pll_ipg dmas: items: - description: DMA controller phandle and request line for RX - description: DMA controller phandle and request line for TX dma-names: items: - const: rx - const: tx resets: maxItems: 1 required: - compatible - reg - reg-names - interrupts - clocks - clock-names - dmas - dma-names - resets allOf: - if: properties: compatible: contains: enum: - fsl,imx93-xcvr then: properties: interrupts: minItems: 2 maxItems: 2 else: properties: interrupts: maxItems: 1 additionalProperties: false examples: - | #include <dt-bindings/interrupt-controller/arm-gic.h> #include <dt-bindings/clock/imx8mp-clock.h> #include <dt-bindings/reset/imx8mp-reset.h> xcvr: xcvr@30cc0000 { compatible = "fsl,imx8mp-xcvr"; reg = <0x30cc0000 0x800>, <0x30cc0800 0x400>, <0x30cc0c00 0x080>, <0x30cc0e00 0x080>; reg-names = "ram", "regs", "rxfifo", "txfifo"; interrupts = <0x0 128 IRQ_TYPE_LEVEL_HIGH>; clocks = <&audiomix_clk IMX8MP_CLK_AUDIOMIX_EARC_IPG>, <&audiomix_clk IMX8MP_CLK_AUDIOMIX_EARC_PHY>, <&audiomix_clk IMX8MP_CLK_AUDIOMIX_SPBA2_ROOT>, <&audiomix_clk IMX8MP_CLK_AUDIOMIX_AUDPLL_ROOT>; clock-names = "ipg", "phy", "spba", "pll_ipg"; dmas = <&sdma2 30 2 0>, <&sdma2 31 2 0>; dma-names = "rx", "tx"; resets = <&audiomix_reset 0>; }; |