linux/platform_data/adau17x1.h

0001 /* SPDX-License-Identifier: GPL-2.0-or-later */
0002 /*
0003  * Driver for ADAU1361/ADAU1461/ADAU1761/ADAU1961/ADAU1381/ADAU1781 codecs
0004  *
0005  * Copyright 2011-2014 Analog Devices Inc.
0006  * Author: Lars-Peter Clausen <lars@metafoo.de>
0007  */
0008
0009 #ifndef __LINUX_PLATFORM_DATA_ADAU17X1_H__
0010 #define __LINUX_PLATFORM_DATA_ADAU17X1_H__
0011
0012 /**
0013  * enum adau17x1_micbias_voltage - Microphone bias voltage
0014  * @ADAU17X1_MICBIAS_0_90_AVDD: 0.9 * AVDD
0015  * @ADAU17X1_MICBIAS_0_65_AVDD: 0.65 * AVDD
0016  */
0017 enum adau17x1_micbias_voltage {
0018     ADAU17X1_MICBIAS_0_90_AVDD = 0,
0019     ADAU17X1_MICBIAS_0_65_AVDD = 1,
0020 };
0021
0022 /**
0023  * enum adau1761_digmic_jackdet_pin_mode - Configuration of the JACKDET/MICIN pin
0024  * @ADAU1761_DIGMIC_JACKDET_PIN_MODE_NONE: Disable the pin
0025  * @ADAU1761_DIGMIC_JACKDET_PIN_MODE_DIGMIC: Configure the pin for usage as
0026  *   digital microphone input.
0027  * @ADAU1761_DIGMIC_JACKDET_PIN_MODE_JACKDETECT: Configure the pin for jack
0028  *  insertion detection.
0029  */
0030 enum adau1761_digmic_jackdet_pin_mode {
0031     ADAU1761_DIGMIC_JACKDET_PIN_MODE_NONE,
0032     ADAU1761_DIGMIC_JACKDET_PIN_MODE_DIGMIC,
0033     ADAU1761_DIGMIC_JACKDET_PIN_MODE_JACKDETECT,
0034 };
0035
0036 /**
0037  * adau1761_jackdetect_debounce_time - Jack insertion detection debounce time
0038  * @ADAU1761_JACKDETECT_DEBOUNCE_5MS: 5 milliseconds
0039  * @ADAU1761_JACKDETECT_DEBOUNCE_10MS: 10 milliseconds
0040  * @ADAU1761_JACKDETECT_DEBOUNCE_20MS: 20 milliseconds
0041  * @ADAU1761_JACKDETECT_DEBOUNCE_40MS: 40 milliseconds
0042  */
0043 enum adau1761_jackdetect_debounce_time {
0044     ADAU1761_JACKDETECT_DEBOUNCE_5MS = 0,
0045     ADAU1761_JACKDETECT_DEBOUNCE_10MS = 1,
0046     ADAU1761_JACKDETECT_DEBOUNCE_20MS = 2,
0047     ADAU1761_JACKDETECT_DEBOUNCE_40MS = 3,
0048 };
0049
0050 /**
0051  * enum adau1761_output_mode - Output mode configuration
0052  * @ADAU1761_OUTPUT_MODE_HEADPHONE: Headphone output
0053  * @ADAU1761_OUTPUT_MODE_HEADPHONE_CAPLESS: Capless headphone output
0054  * @ADAU1761_OUTPUT_MODE_LINE: Line output
0055  */
0056 enum adau1761_output_mode {
0057     ADAU1761_OUTPUT_MODE_HEADPHONE,
0058     ADAU1761_OUTPUT_MODE_HEADPHONE_CAPLESS,
0059     ADAU1761_OUTPUT_MODE_LINE,
0060 };
0061
0062 /**
0063  * struct adau1761_platform_data - ADAU1761 Codec driver platform data
0064  * @input_differential: If true the input pins will be configured in
0065  *  differential mode.
0066  * @lineout_mode: Output mode for the LOUT/ROUT pins
0067  * @headphone_mode: Output mode for the LHP/RHP pins
0068  * @digmic_jackdetect_pin_mode: JACKDET/MICIN pin configuration
0069  * @jackdetect_debounce_time: Jack insertion detection debounce time.
0070  *  Note: This value will only be used, if the JACKDET/MICIN pin is configured
0071  *  for jack insertion detection.
0072  * @jackdetect_active_low: If true the jack insertion detection is active low.
0073  *  Othwise it will be active high.
0074  * @micbias_voltage: Microphone voltage bias
0075  */
0076 struct adau1761_platform_data {
0077     bool input_differential;
0078     enum adau1761_output_mode lineout_mode;
0079     enum adau1761_output_mode headphone_mode;
0080
0081     enum adau1761_digmic_jackdet_pin_mode digmic_jackdetect_pin_mode;
0082
0083     enum adau1761_jackdetect_debounce_time jackdetect_debounce_time;
0084     bool jackdetect_active_low;
0085
0086     enum adau17x1_micbias_voltage micbias_voltage;
0087 };
0088
0089 /**
0090  * struct adau1781_platform_data - ADAU1781 Codec driver platform data
0091  * @left_input_differential: If true configure the left input as
0092  * differential input.
0093  * @right_input_differential: If true configure the right input as differntial
0094  *  input.
0095  * @use_dmic: If true configure the MIC pins as digital microphone pins instead
0096  *  of analog microphone pins.
0097  * @micbias_voltage: Microphone voltage bias
0098  */
0099 struct adau1781_platform_data {
0100     bool left_input_differential;
0101     bool right_input_differential;
0102
0103     bool use_dmic;
0104
0105     enum adau17x1_micbias_voltage micbias_voltage;
0106 };
0107
0108 #endif