ab8500-codec.h

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Copyright (C) ST-Ericsson SA 2012
 4 *
 5 * Author: Ola Lilja <ola.o.lilja@stericsson.com>
 6 *         for ST-Ericsson.
 7 *
 8 * License terms:
 9 */
10
11#ifndef AB8500_CORE_CODEC_H
12#define AB8500_CORE_CODEC_H
13
14/* Mic-types */
15enum amic_type {
16	AMIC_TYPE_SINGLE_ENDED,
17	AMIC_TYPE_DIFFERENTIAL
18};
19
20/* Mic-biases */
21enum amic_micbias {
22	AMIC_MICBIAS_VAMIC1,
23	AMIC_MICBIAS_VAMIC2,
24	AMIC_MICBIAS_UNKNOWN
25};
26
27/* Bias-voltage */
28enum ear_cm_voltage {
29	EAR_CMV_0_95V,
30	EAR_CMV_1_10V,
31	EAR_CMV_1_27V,
32	EAR_CMV_1_58V,
33	EAR_CMV_UNKNOWN
34};
35
36/* Analog microphone settings */
37struct amic_settings {
38	enum amic_type mic1_type;
39	enum amic_type mic2_type;
40	enum amic_micbias mic1a_micbias;
41	enum amic_micbias mic1b_micbias;
42	enum amic_micbias mic2_micbias;
43};
44
45/* Platform data structure for the audio-parts of the AB8500 */
46struct ab8500_codec_platform_data {
47	struct amic_settings amics;
48	enum ear_cm_voltage ear_cmv;
49};
50
51#endif