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 */
  14 enum {
  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
  33 enum {
  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
  49 enum 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
  56 struct aic3x_setup_data {
  57         unsigned int gpio_func[2];
  58 };
  59
  60 struct 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