| /* |
| * 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 = <3>; |
| dc-cutoff = "155hz"; |
| dc-gain = <1>; |
| }; |
| |
| dmic-channel@1 { |
| status = "okay"; |
| gainshift = <3>; |
| dc-cutoff = "155hz"; |
| dc-gain = <1>; |
| }; |
| |
| dmic-channel@2 { |
| status = "okay"; |
| gainshift = <3>; |
| dc-cutoff = "155hz"; |
| dc-gain = <1>; |
| }; |
| |
| dmic-channel@3 { |
| status = "okay"; |
| gainshift = <3>; |
| dc-cutoff = "155hz"; |
| dc-gain = <1>; |
| }; |
| }; |