1/*
2 * Driver for ADAU1761/ADAU1461/ADAU1761/ADAU1961/ADAU1781/ADAU1781 codecs
3 *
4 * Copyright 2011-2014 Analog Devices Inc.
5 * Author: Lars-Peter Clausen <lars@metafoo.de>
6 *
7 * Licensed under the GPL-2 or later.
8 */
9
10#ifndef __LINUX_PLATFORM_DATA_ADAU17X1_H__
11#define __LINUX_PLATFORM_DATA_ADAU17X1_H__
12
13/**
14 * enum adau17x1_micbias_voltage - Microphone bias voltage
15 * @ADAU17X1_MICBIAS_0_90_AVDD: 0.9 * AVDD
16 * @ADAU17X1_MICBIAS_0_65_AVDD: 0.65 * AVDD
17 */
18enum adau17x1_micbias_voltage {
19	ADAU17X1_MICBIAS_0_90_AVDD = 0,
20	ADAU17X1_MICBIAS_0_65_AVDD = 1,
21};
22
23/**
24 * enum adau1761_digmic_jackdet_pin_mode - Configuration of the JACKDET/MICIN pin
25 * @ADAU1761_DIGMIC_JACKDET_PIN_MODE_NONE: Disable the pin
26 * @ADAU1761_DIGMIC_JACKDET_PIN_MODE_DIGMIC: Configure the pin for usage as
27 *   digital microphone input.
28 * @ADAU1761_DIGMIC_JACKDET_PIN_MODE_JACKDETECT: Configure the pin for jack
29 *  insertion detection.
30 */
31enum adau1761_digmic_jackdet_pin_mode {
32	ADAU1761_DIGMIC_JACKDET_PIN_MODE_NONE,
33	ADAU1761_DIGMIC_JACKDET_PIN_MODE_DIGMIC,
34	ADAU1761_DIGMIC_JACKDET_PIN_MODE_JACKDETECT,
35};
36
37/**
38 * adau1761_jackdetect_debounce_time - Jack insertion detection debounce time
39 * @ADAU1761_JACKDETECT_DEBOUNCE_5MS: 5 milliseconds
40 * @ADAU1761_JACKDETECT_DEBOUNCE_10MS: 10 milliseconds
41 * @ADAU1761_JACKDETECT_DEBOUNCE_20MS: 20 milliseconds
42 * @ADAU1761_JACKDETECT_DEBOUNCE_40MS: 40 milliseconds
43 */
44enum adau1761_jackdetect_debounce_time {
45	ADAU1761_JACKDETECT_DEBOUNCE_5MS = 0,
46	ADAU1761_JACKDETECT_DEBOUNCE_10MS = 1,
47	ADAU1761_JACKDETECT_DEBOUNCE_20MS = 2,
48	ADAU1761_JACKDETECT_DEBOUNCE_40MS = 3,
49};
50
51/**
52 * enum adau1761_output_mode - Output mode configuration
53 * @ADAU1761_OUTPUT_MODE_HEADPHONE: Headphone output
54 * @ADAU1761_OUTPUT_MODE_HEADPHONE_CAPLESS: Capless headphone output
55 * @ADAU1761_OUTPUT_MODE_LINE: Line output
56 */
57enum adau1761_output_mode {
58	ADAU1761_OUTPUT_MODE_HEADPHONE,
59	ADAU1761_OUTPUT_MODE_HEADPHONE_CAPLESS,
60	ADAU1761_OUTPUT_MODE_LINE,
61};
62
63/**
64 * struct adau1761_platform_data - ADAU1761 Codec driver platform data
65 * @input_differential: If true the input pins will be configured in
66 *  differential mode.
67 * @lineout_mode: Output mode for the LOUT/ROUT pins
68 * @headphone_mode: Output mode for the LHP/RHP pins
69 * @digmic_jackdetect_pin_mode: JACKDET/MICIN pin configuration
70 * @jackdetect_debounce_time: Jack insertion detection debounce time.
71 *  Note: This value will only be used, if the JACKDET/MICIN pin is configured
72 *  for jack insertion detection.
73 * @jackdetect_active_low: If true the jack insertion detection is active low.
74 *  Othwise it will be active high.
75 * @micbias_voltage: Microphone voltage bias
76 */
77struct adau1761_platform_data {
78	bool input_differential;
79	enum adau1761_output_mode lineout_mode;
80	enum adau1761_output_mode headphone_mode;
81
82	enum adau1761_digmic_jackdet_pin_mode digmic_jackdetect_pin_mode;
83
84	enum adau1761_jackdetect_debounce_time jackdetect_debounce_time;
85	bool jackdetect_active_low;
86
87	enum adau17x1_micbias_voltage micbias_voltage;
88};
89
90/**
91 * struct adau1781_platform_data - ADAU1781 Codec driver platform data
92 * @left_input_differential: If true configure the left input as
93 * differential input.
94 * @right_input_differential: If true configure the right input as differntial
95 *  input.
96 * @use_dmic: If true configure the MIC pins as digital microphone pins instead
97 *  of analog microphone pins.
98 * @micbias_voltage: Microphone voltage bias
99 */
100struct adau1781_platform_data {
101	bool left_input_differential;
102	bool right_input_differential;
103
104	bool use_dmic;
105
106	enum adau17x1_micbias_voltage micbias_voltage;
107};
108
109#endif
110