40 lines
615 B
Plaintext
40 lines
615 B
Plaintext
/*
|
|
* SPDX-License-Identifier: Apache-2.0
|
|
*
|
|
* Copyright 2023 NXP
|
|
*/
|
|
|
|
/* Enable PDM channels 0-3,
|
|
* Gain settings are configured for testing with a PDM generator,
|
|
* using a -20dbFS sine wave.
|
|
*/
|
|
&dmic0 {
|
|
dmic-channel@0 {
|
|
status = "okay";
|
|
gainshift = <2>;
|
|
dc-cutoff = "155hz";
|
|
dc-gain = <1>;
|
|
};
|
|
|
|
dmic-channel@1 {
|
|
status = "okay";
|
|
gainshift = <2>;
|
|
dc-cutoff = "155hz";
|
|
dc-gain = <1>;
|
|
};
|
|
|
|
dmic-channel@2 {
|
|
status = "okay";
|
|
gainshift = <2>;
|
|
dc-cutoff = "155hz";
|
|
dc-gain = <1>;
|
|
};
|
|
|
|
dmic-channel@3 {
|
|
status = "okay";
|
|
gainshift = <2>;
|
|
dc-cutoff = "155hz";
|
|
dc-gain = <1>;
|
|
};
|
|
};
|