sound/sof/dai-intel.h

1 /* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */
61 /* SSP Configuration Request - SOF_IPC_DAI_SSP_CONFIG */
93 /* HDA Configuration Request - SOF_IPC_DAI_HDA_CONFIG */
101 /* ALH Configuration Request - SOF_IPC_DAI_ALH_CONFIG */
112 /* DMIC Configuration Request - SOF_IPC_DAI_DMIC_CONFIG */
118  * 1. If a device mixes different microphones types with different polarity
119  * and/or the absolute polarity matters the PCM signal from a microphone
138 	uint16_t polarity_mic_a; /**< Optionally invert mic A signal (0 or 1) */
139 	uint16_t polarity_mic_b; /**< Optionally invert mic B signal (0 or 1) */
155  * range 1.0 - 3.2 MHz is usually supported microphones. Some microphones are
156  * multi-mode capable and there may be denied mic clock frequencies between
160  * The duty cycle could be set to 48-52% if not known. Generally these
164  * The microphone clock needs to be usually about 50-80 times the used audio
169  * for the data line to produce valid output from mic clock start. The driver