46 строки
1.2 KiB
Plaintext
46 строки
1.2 KiB
Plaintext
Dialog Semiconductor DA7212/DA7213 Audio Codec bindings
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======
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Required properties:
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- compatible : Should be "dlg,da7212" or "dlg,da7213"
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- reg: Specifies the I2C slave address
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Optional properties:
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- clocks : phandle and clock specifier for codec MCLK.
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- clock-names : Clock name string for 'clocks' attribute, should be "mclk".
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- dlg,micbias1-lvl : Voltage (mV) for Mic Bias 1
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[<1600>, <2200>, <2500>, <3000>]
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- dlg,micbias2-lvl : Voltage (mV) for Mic Bias 2
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[<1600>, <2200>, <2500>, <3000>]
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- dlg,dmic-data-sel : DMIC channel select based on clock edge.
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["lrise_rfall", "lfall_rrise"]
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- dlg,dmic-samplephase : When to sample audio from DMIC.
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["on_clkedge", "between_clkedge"]
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- dlg,dmic-clkrate : DMIC clock frequency (Hz).
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[<1500000>, <3000000>]
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- VDDA-supply : Regulator phandle for Analogue power supply
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- VDDMIC-supply : Regulator phandle for Mic Bias
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- VDDIO-supply : Regulator phandle for I/O power supply
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======
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Example:
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codec_i2c: da7213@1a {
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compatible = "dlg,da7213";
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reg = <0x1a>;
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clocks = <&clks 201>;
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clock-names = "mclk";
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dlg,micbias1-lvl = <2500>;
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dlg,micbias2-lvl = <2500>;
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dlg,dmic-data-sel = "lrise_rfall";
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dlg,dmic-samplephase = "between_clkedge";
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dlg,dmic-clkrate = <3000000>;
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};
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