LXR linux/include/sound/tlv320aic3x.h

   1/*
   2 * Platform data for Texas Instruments TLV320AIC3x codec
   3 *
   4 * Author: Jarkko Nikula <jarkko.nikula@bitmer.com>
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License version 2 as
   8 * published by the Free Software Foundation.
   9 */
  10#ifndef __TLV320AIC3x_H__
  11#define __TLV320AIC3x_H__
  12
  13/* GPIO API */
  14enum {
  15        AIC3X_GPIO1_FUNC_DISABLED               = 0,
  16        AIC3X_GPIO1_FUNC_AUDIO_WORDCLK_ADC      = 1,
  17        AIC3X_GPIO1_FUNC_CLOCK_MUX              = 2,
  18        AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV2         = 3,
  19        AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV4         = 4,
  20        AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV8         = 5,
  21        AIC3X_GPIO1_FUNC_SHORT_CIRCUIT_IRQ      = 6,
  22        AIC3X_GPIO1_FUNC_AGC_NOISE_IRQ          = 7,
  23        AIC3X_GPIO1_FUNC_INPUT                  = 8,
  24        AIC3X_GPIO1_FUNC_OUTPUT                 = 9,
  25        AIC3X_GPIO1_FUNC_DIGITAL_MIC_MODCLK     = 10,
  26        AIC3X_GPIO1_FUNC_AUDIO_WORDCLK          = 11,
  27        AIC3X_GPIO1_FUNC_BUTTON_IRQ             = 12,
  28        AIC3X_GPIO1_FUNC_HEADSET_DETECT_IRQ     = 13,
  29        AIC3X_GPIO1_FUNC_HEADSET_DETECT_OR_BUTTON_IRQ   = 14,
  30        AIC3X_GPIO1_FUNC_ALL_IRQ                = 16
  31};
  32
  33enum {
  34        AIC3X_GPIO2_FUNC_DISABLED               = 0,
  35        AIC3X_GPIO2_FUNC_HEADSET_DETECT_IRQ     = 2,
  36        AIC3X_GPIO2_FUNC_INPUT                  = 3,
  37        AIC3X_GPIO2_FUNC_OUTPUT                 = 4,
  38        AIC3X_GPIO2_FUNC_DIGITAL_MIC_INPUT      = 5,
  39        AIC3X_GPIO2_FUNC_AUDIO_BITCLK           = 8,
  40        AIC3X_GPIO2_FUNC_HEADSET_DETECT_OR_BUTTON_IRQ = 9,
  41        AIC3X_GPIO2_FUNC_ALL_IRQ                = 10,
  42        AIC3X_GPIO2_FUNC_SHORT_CIRCUIT_OR_AGC_IRQ = 11,
  43        AIC3X_GPIO2_FUNC_HEADSET_OR_BUTTON_PRESS_OR_SHORT_CIRCUIT_IRQ = 12,
  44        AIC3X_GPIO2_FUNC_SHORT_CIRCUIT_IRQ      = 13,
  45        AIC3X_GPIO2_FUNC_AGC_NOISE_IRQ          = 14,
  46        AIC3X_GPIO2_FUNC_BUTTON_PRESS_IRQ       = 15
  47};
  48
  49enum aic3x_micbias_voltage {
  50        AIC3X_MICBIAS_OFF = 0,
  51        AIC3X_MICBIAS_2_0V = 1,
  52        AIC3X_MICBIAS_2_5V = 2,
  53        AIC3X_MICBIAS_AVDDV = 3,
  54};
  55
  56struct aic3x_setup_data {
  57        unsigned int gpio_func[2];
  58};
  59
  60struct aic3x_pdata {
  61        int gpio_reset; /* < 0 if not used */
  62        struct aic3x_setup_data *setup;
  63
  64        /* Selects the micbias voltage */
  65        enum aic3x_micbias_voltage micbias_vg;
  66};
  67
  68#endif
  69