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- RT5651 audio CODEC
- This device supports I2C only.
- Required properties:
- - compatible : "realtek,rt5651".
- - reg : The I2C address of the device.
- Optional properties:
- - realtek,in2-differential
- Boolean. Indicate MIC2 input are differential, rather than single-ended.
- - realtek,dmic-en
- Boolean. true if dmic is used.
- - realtek,jack-detect-source
- u32. Valid values:
- 1: Use JD1_1 pin for jack-detect
- 2: Use JD1_2 pin for jack-detect
- 3: Use JD2 pin for jack-detect
- - realtek,over-current-threshold-microamp
- u32, micbias over-current detection threshold in µA, valid values are
- 600, 1500 and 2000µA.
- - realtek,over-current-scale-factor
- u32, micbias over-current detection scale-factor, valid values are:
- 0: Scale current by 0.5
- 1: Scale current by 0.75
- 2: Scale current by 1.0
- 3: Scale current by 1.5
- Pins on the device (for linking into audio routes) for RT5651:
- * DMIC L1
- * DMIC R1
- * IN1P
- * IN2P
- * IN2N
- * IN3P
- * HPOL
- * HPOR
- * LOUTL
- * LOUTR
- * PDML
- * PDMR
- Example:
- rt5651: codec@1a {
- compatible = "realtek,rt5651";
- reg = <0x1a>;
- realtek,dmic-en = "true";
- realtek,in2-diff = "false";
- };
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