root/include/sound/tlv320aic3x.h

/*
 * Platform data for Texas Instruments TLV320AIC3x codec
 *
 * Author: Jarkko Nikula <jarkko.nikula@bitmer.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#ifndef __TLV320AIC3x_H__
#define __TLV320AIC3x_H__

/* GPIO API */
enum {
        AIC3X_GPIO1_FUNC_DISABLED               = 0,
        AIC3X_GPIO1_FUNC_AUDIO_WORDCLK_ADC      = 1,
        AIC3X_GPIO1_FUNC_CLOCK_MUX              = 2,
        AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV2         = 3,
        AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV4         = 4,
        AIC3X_GPIO1_FUNC_CLOCK_MUX_DIV8         = 5,
        AIC3X_GPIO1_FUNC_SHORT_CIRCUIT_IRQ      = 6,
        AIC3X_GPIO1_FUNC_AGC_NOISE_IRQ          = 7,
        AIC3X_GPIO1_FUNC_INPUT                  = 8,
        AIC3X_GPIO1_FUNC_OUTPUT                 = 9,
        AIC3X_GPIO1_FUNC_DIGITAL_MIC_MODCLK     = 10,
        AIC3X_GPIO1_FUNC_AUDIO_WORDCLK          = 11,
        AIC3X_GPIO1_FUNC_BUTTON_IRQ             = 12,
        AIC3X_GPIO1_FUNC_HEADSET_DETECT_IRQ     = 13,
        AIC3X_GPIO1_FUNC_HEADSET_DETECT_OR_BUTTON_IRQ   = 14,
        AIC3X_GPIO1_FUNC_ALL_IRQ                = 16
};

enum {
        AIC3X_GPIO2_FUNC_DISABLED               = 0,
        AIC3X_GPIO2_FUNC_HEADSET_DETECT_IRQ     = 2,
        AIC3X_GPIO2_FUNC_INPUT                  = 3,
        AIC3X_GPIO2_FUNC_OUTPUT                 = 4,
        AIC3X_GPIO2_FUNC_DIGITAL_MIC_INPUT      = 5,
        AIC3X_GPIO2_FUNC_AUDIO_BITCLK           = 8,
        AIC3X_GPIO2_FUNC_HEADSET_DETECT_OR_BUTTON_IRQ = 9,
        AIC3X_GPIO2_FUNC_ALL_IRQ                = 10,
        AIC3X_GPIO2_FUNC_SHORT_CIRCUIT_OR_AGC_IRQ = 11,
        AIC3X_GPIO2_FUNC_HEADSET_OR_BUTTON_PRESS_OR_SHORT_CIRCUIT_IRQ = 12,
        AIC3X_GPIO2_FUNC_SHORT_CIRCUIT_IRQ      = 13,
        AIC3X_GPIO2_FUNC_AGC_NOISE_IRQ          = 14,
        AIC3X_GPIO2_FUNC_BUTTON_PRESS_IRQ       = 15
};

enum aic3x_micbias_voltage {
        AIC3X_MICBIAS_OFF = 0,
        AIC3X_MICBIAS_2_0V = 1,
        AIC3X_MICBIAS_2_5V = 2,
        AIC3X_MICBIAS_AVDDV = 3,
};

struct aic3x_setup_data {
        unsigned int gpio_func[2];
};

struct aic3x_pdata {
        int gpio_reset; /* < 0 if not used */
        struct aic3x_setup_data *setup;

        /* Selects the micbias voltage */
        enum aic3x_micbias_voltage micbias_vg;
};

#endif