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