# SPDX-License-Identifier: GPL-2.0-only %YAML 1.2 --- $id: http://devicetree.org/schemas/sound/sgtl5000.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: Freescale SGTL5000 Stereo Codec maintainers: - Fabio Estevam properties: compatible: const: fsl,sgtl5000 reg: maxItems: 1 "#sound-dai-cells": const: 0 assigned-clock-parents: true assigned-clock-rates: true assigned-clocks: true clocks: items: - description: the clock provider of SYS_MCLK VDDA-supply: description: the regulator provider of VDDA VDDIO-supply: description: the regulator provider of VDDIO VDDD-supply: description: the regulator provider of VDDD micbias-resistor-k-ohms: description: The bias resistor to be used in kOhms. The resistor can take values of 2k, 4k or 8k. If set to 0 it will be off. If this node is not mentioned or if the value is unknown, then micbias resistor is set to 4k. $ref: "/schemas/types.yaml#/definitions/uint32" enum: [ 0, 2, 4, 8 ] micbias-voltage-m-volts: description: The bias voltage to be used in mVolts. The voltage can take values from 1.25V to 3V by 250mV steps. If this node is not mentioned or the value is unknown, then the value is set to 1.25V. $ref: "/schemas/types.yaml#/definitions/uint32" enum: [ 1250, 1500, 1750, 2000, 2250, 2500, 2750, 3000 ] lrclk-strength: description: | The LRCLK pad strength. Possible values are: 0, 1, 2 and 3 as per the table below: VDDIO 1.8V 2.5V 3.3V 0 = Disable 1 = 1.66 mA 2.87 mA 4.02 mA 2 = 3.33 mA 5.74 mA 8.03 mA 3 = 4.99 mA 8.61 mA 12.05 mA $ref: "/schemas/types.yaml#/definitions/uint32" enum: [ 0, 1, 2, 3 ] sclk-strength: description: | The SCLK pad strength. Possible values are: 0, 1, 2 and 3 as per the table below: VDDIO 1.8V 2.5V 3.3V 0 = Disable 1 = 1.66 mA 2.87 mA 4.02 mA 2 = 3.33 mA 5.74 mA 8.03 mA 3 = 4.99 mA 8.61 mA 12.05 mA $ref: "/schemas/types.yaml#/definitions/uint32" enum: [ 0, 1, 2, 3 ] required: - compatible - reg - "#sound-dai-cells" - clocks - VDDA-supply - VDDIO-supply additionalProperties: false examples: - | i2c { #address-cells = <1>; #size-cells = <0>; codec@a { compatible = "fsl,sgtl5000"; reg = <0x0a>; #sound-dai-cells = <0>; clocks = <&clks 150>; micbias-resistor-k-ohms = <2>; micbias-voltage-m-volts = <2250>; VDDA-supply = <®_3p3v>; VDDIO-supply = <®_3p3v>; }; }; ...