# 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 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 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: maxItems: 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 additionalProperties: false examples: - | #include #include #include 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>; };