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root/sound/soc/codecs/tlv320aic23.h

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/*
 * ALSA SoC TLV320AIC23 codec driver
 *
 * Author:      Arun KS, <arunks@mistralsolutions.com>
 * Copyright:   (C) 2008 Mistral Solutions Pvt Ltd
 *
 * 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 _TLV320AIC23_H
#define _TLV320AIC23_H

/* Codec TLV320AIC23 */
#define TLV320AIC23_LINVOL              0x00
#define TLV320AIC23_RINVOL              0x01
#define TLV320AIC23_LCHNVOL             0x02
#define TLV320AIC23_RCHNVOL             0x03
#define TLV320AIC23_ANLG                0x04
#define TLV320AIC23_DIGT                0x05
#define TLV320AIC23_PWR                 0x06
#define TLV320AIC23_DIGT_FMT            0x07
#define TLV320AIC23_SRATE               0x08
#define TLV320AIC23_ACTIVE              0x09
#define TLV320AIC23_RESET               0x0F

/* Left (right) line input volume control register */
#define TLV320AIC23_LRS_ENABLED         0x0100
#define TLV320AIC23_LIM_MUTED           0x0080
#define TLV320AIC23_LIV_DEFAULT         0x0017
#define TLV320AIC23_LIV_MAX             0x001f
#define TLV320AIC23_LIV_MIN             0x0000

/* Left (right) channel headphone volume control register */
#define TLV320AIC23_LZC_ON              0x0080
#define TLV320AIC23_LHV_DEFAULT         0x0079
#define TLV320AIC23_LHV_MAX             0x007f
#define TLV320AIC23_LHV_MIN             0x0000

/* Analog audio path control register */
#define TLV320AIC23_STA_REG(x)          ((x)<<6)
#define TLV320AIC23_STE_ENABLED         0x0020
#define TLV320AIC23_DAC_SELECTED        0x0010
#define TLV320AIC23_BYPASS_ON           0x0008
#define TLV320AIC23_INSEL_MIC           0x0004
#define TLV320AIC23_MICM_MUTED          0x0002
#define TLV320AIC23_MICB_20DB           0x0001

/* Digital audio path control register */
#define TLV320AIC23_DACM_MUTE           0x0008
#define TLV320AIC23_DEEMP_32K           0x0002
#define TLV320AIC23_DEEMP_44K           0x0004
#define TLV320AIC23_DEEMP_48K           0x0006
#define TLV320AIC23_ADCHP_ON            0x0001

/* Power control down register */
#define TLV320AIC23_DEVICE_PWR_OFF      0x0080
#define TLV320AIC23_CLK_OFF             0x0040
#define TLV320AIC23_OSC_OFF             0x0020
#define TLV320AIC23_OUT_OFF             0x0010
#define TLV320AIC23_DAC_OFF             0x0008
#define TLV320AIC23_ADC_OFF             0x0004
#define TLV320AIC23_MIC_OFF             0x0002
#define TLV320AIC23_LINE_OFF            0x0001

/* Digital audio interface register */
#define TLV320AIC23_MS_MASTER           0x0040
#define TLV320AIC23_LRSWAP_ON           0x0020
#define TLV320AIC23_LRP_ON              0x0010
#define TLV320AIC23_IWL_16              0x0000
#define TLV320AIC23_IWL_20              0x0004
#define TLV320AIC23_IWL_24              0x0008
#define TLV320AIC23_IWL_32              0x000C
#define TLV320AIC23_FOR_I2S             0x0002
#define TLV320AIC23_FOR_DSP             0x0003
#define TLV320AIC23_FOR_LJUST           0x0001

/* Sample rate control register */
#define TLV320AIC23_CLKOUT_HALF         0x0080
#define TLV320AIC23_CLKIN_HALF          0x0040
#define TLV320AIC23_BOSR_384fs          0x0002  /* BOSR_272fs in USB mode */
#define TLV320AIC23_USB_CLK_ON          0x0001
#define TLV320AIC23_SR_MASK             0xf
#define TLV320AIC23_CLKOUT_SHIFT        7
#define TLV320AIC23_CLKIN_SHIFT         6
#define TLV320AIC23_SR_SHIFT            2
#define TLV320AIC23_BOSR_SHIFT          1

/* Digital interface register */
#define TLV320AIC23_ACT_ON              0x0001

/*
 * AUDIO related MACROS
 */

#define TLV320AIC23_DEFAULT_OUT_VOL     0x70
#define TLV320AIC23_DEFAULT_IN_VOLUME   0x10

#define TLV320AIC23_OUT_VOL_MIN         TLV320AIC23_LHV_MIN
#define TLV320AIC23_OUT_VOL_MAX         TLV320AIC23_LHV_MAX
#define TLV320AIC23_OUT_VO_RANGE        (TLV320AIC23_OUT_VOL_MAX - \
                                        TLV320AIC23_OUT_VOL_MIN)
#define TLV320AIC23_OUT_VOL_MASK        TLV320AIC23_OUT_VOL_MAX

#define TLV320AIC23_IN_VOL_MIN          TLV320AIC23_LIV_MIN
#define TLV320AIC23_IN_VOL_MAX          TLV320AIC23_LIV_MAX
#define TLV320AIC23_IN_VOL_RANGE        (TLV320AIC23_IN_VOL_MAX - \
                                        TLV320AIC23_IN_VOL_MIN)
#define TLV320AIC23_IN_VOL_MASK         TLV320AIC23_IN_VOL_MAX

#define TLV320AIC23_SIDETONE_MASK       0x1c0
#define TLV320AIC23_SIDETONE_0          0x100
#define TLV320AIC23_SIDETONE_6          0x000
#define TLV320AIC23_SIDETONE_9          0x040
#define TLV320AIC23_SIDETONE_12         0x080
#define TLV320AIC23_SIDETONE_18         0x0c0

extern struct snd_soc_dai tlv320aic23_dai;
extern struct snd_soc_codec_device soc_codec_dev_tlv320aic23;

#endif /* _TLV320AIC23_H */

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