LXR linux/include/linux/platform

   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 */
  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