include/linux/platform_data/adau17x1.h

   1 /*
   2  * Driver for ADAU1361/ADAU1461/ADAU1761/ADAU1961/ADAU1381/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  */
  18 enum 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  */
  31 enum 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  */
  44 enum 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  */
  57 enum 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  */
  77 struct 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  */
 100 struct 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