/*
   * ALSA SoC TLV320AIC3X codec driver
   *

   * Author:      Vladimir Barinov, <vbarinov@embeddedalley.com>

   * Copyright:   (C) 2007 MontaVista Software, Inc., <source@mvista.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 _AIC3X_H
  #define _AIC3X_H
  
  /* AIC3X register space */

  #define AIC3X_CACHEREGNUM		110

  
  /* Page select register */
  #define AIC3X_PAGE_SELECT		0
  /* Software reset register */
  #define AIC3X_RESET			1
  /* Codec Sample rate select register */
  #define AIC3X_SAMPLE_RATE_SEL_REG	2
  /* PLL progrramming register A */
  #define AIC3X_PLL_PROGA_REG		3
  /* PLL progrramming register B */
  #define AIC3X_PLL_PROGB_REG		4
  /* PLL progrramming register C */
  #define AIC3X_PLL_PROGC_REG		5
  /* PLL progrramming register D */
  #define AIC3X_PLL_PROGD_REG		6
  /* Codec datapath setup register */
  #define AIC3X_CODEC_DATAPATH_REG	7
  /* Audio serial data interface control register A */
  #define AIC3X_ASD_INTF_CTRLA		8
  /* Audio serial data interface control register B */
  #define AIC3X_ASD_INTF_CTRLB		9

  /* Audio serial data interface control register C */
  #define AIC3X_ASD_INTF_CTRLC		10

  /* Audio overflow status and PLL R value programming register */
  #define AIC3X_OVRF_STATUS_AND_PLLR_REG	11

  /* Audio codec digital filter control register */
  #define AIC3X_CODEC_DFILT_CTRL		12

  /* Headset/button press detection register */
  #define AIC3X_HEADSET_DETECT_CTRL_A	13
  #define AIC3X_HEADSET_DETECT_CTRL_B	14

  /* ADC PGA Gain control registers */
  #define LADC_VOL			15
  #define RADC_VOL			16
  /* MIC3 control registers */
  #define MIC3LR_2_LADC_CTRL		17
  #define MIC3LR_2_RADC_CTRL		18
  /* Line1 Input control registers */
  #define LINE1L_2_LADC_CTRL		19

  #define LINE1R_2_LADC_CTRL		21

  #define LINE1R_2_RADC_CTRL		22

  #define LINE1L_2_RADC_CTRL		24

  /* Line2 Input control registers */
  #define LINE2L_2_LADC_CTRL		20
  #define LINE2R_2_RADC_CTRL		23
  /* MICBIAS Control Register */
  #define MICBIAS_CTRL			25
  
  /* AGC Control Registers A, B, C */
  #define LAGC_CTRL_A			26
  #define LAGC_CTRL_B			27
  #define LAGC_CTRL_C			28
  #define RAGC_CTRL_A			29
  #define RAGC_CTRL_B			30
  #define RAGC_CTRL_C			31
  
  /* DAC Power and Left High Power Output control registers */
  #define DAC_PWR				37
  #define HPLCOM_CFG			37
  /* Right High Power Output control registers */
  #define HPRCOM_CFG			38

  /* High Power Output Stage Control Register */
  #define HPOUT_SC			40

  /* DAC Output Switching control registers */
  #define DAC_LINE_MUX			41
  /* High Power Output Driver Pop Reduction registers */
  #define HPOUT_POP_REDUCTION		42
  /* DAC Digital control registers */
  #define LDAC_VOL			43
  #define RDAC_VOL			44

  /* Left High Power Output control registers */

  #define LINE2L_2_HPLOUT_VOL		45

  #define PGAL_2_HPLOUT_VOL		46

  #define DACL1_2_HPLOUT_VOL		47

  #define LINE2R_2_HPLOUT_VOL		48

  #define PGAR_2_HPLOUT_VOL		49

  #define DACR1_2_HPLOUT_VOL		50

  #define HPLOUT_CTRL			51

  /* Left High Power COM control registers */

  #define LINE2L_2_HPLCOM_VOL		52

  #define PGAL_2_HPLCOM_VOL		53

  #define DACL1_2_HPLCOM_VOL		54

  #define LINE2R_2_HPLCOM_VOL		55

  #define PGAR_2_HPLCOM_VOL		56

  #define DACR1_2_HPLCOM_VOL		57

  #define HPLCOM_CTRL			58
  /* Right High Power Output control registers */

  #define LINE2L_2_HPROUT_VOL		59

  #define PGAL_2_HPROUT_VOL		60

  #define DACL1_2_HPROUT_VOL		61

  #define LINE2R_2_HPROUT_VOL		62
  #define PGAR_2_HPROUT_VOL		63
  #define DACR1_2_HPROUT_VOL		64
  #define HPROUT_CTRL			65
  /* Right High Power COM control registers */

  #define LINE2L_2_HPRCOM_VOL		66

  #define PGAL_2_HPRCOM_VOL		67

  #define DACL1_2_HPRCOM_VOL		68

  #define LINE2R_2_HPRCOM_VOL		69

  #define PGAR_2_HPRCOM_VOL		70

  #define DACR1_2_HPRCOM_VOL		71

  #define HPRCOM_CTRL			72
  /* Mono Line Output Plus/Minus control registers */
  #define LINE2L_2_MONOLOPM_VOL		73

  #define PGAL_2_MONOLOPM_VOL		74

  #define DACL1_2_MONOLOPM_VOL		75

  #define LINE2R_2_MONOLOPM_VOL		76
  #define PGAR_2_MONOLOPM_VOL		77

  #define DACR1_2_MONOLOPM_VOL		78
  #define MONOLOPM_CTRL			79

  /* Class-D speaker driver on tlv320aic3007 */
  #define CLASSD_CTRL			73

  /* Left Line Output Plus/Minus control registers */

  #define LINE2L_2_LLOPM_VOL		80

  #define PGAL_2_LLOPM_VOL		81

  #define DACL1_2_LLOPM_VOL		82

  #define LINE2R_2_LLOPM_VOL		83
  #define PGAR_2_LLOPM_VOL		84

  #define DACR1_2_LLOPM_VOL		85

  #define LLOPM_CTRL			86

  /* Right Line Output Plus/Minus control registers */
  #define LINE2L_2_RLOPM_VOL		87
  #define PGAL_2_RLOPM_VOL		88
  #define DACL1_2_RLOPM_VOL		89
  #define LINE2R_2_RLOPM_VOL		90
  #define PGAR_2_RLOPM_VOL		91
  #define DACR1_2_RLOPM_VOL		92

  #define RLOPM_CTRL			93

  /* GPIO/IRQ registers */
  #define AIC3X_STICKY_IRQ_FLAGS_REG	96
  #define AIC3X_RT_IRQ_FLAGS_REG		97
  #define AIC3X_GPIO1_REG			98
  #define AIC3X_GPIO2_REG			99
  #define AIC3X_GPIOA_REG			100

  #define AIC3X_GPIOB_REG			101

  /* Clock generation control register */

  #define AIC3X_CLKGEN_CTRL_REG		102

  /* New AGC registers */
  #define LAGCN_ATTACK			103
  #define LAGCN_DECAY			104
  #define RAGCN_ATTACK			105
  #define RAGCN_DECAY			106
  /* New Programmable ADC Digital Path and I2C Bus Condition Register */
  #define NEW_ADC_DIGITALPATH		107
  /* Passive Analog Signal Bypass Selection During Powerdown Register */
  #define PASSIVE_BYPASS			108
  /* DAC Quiescent Current Adjustment Register */
  #define DAC_ICC_ADJ			109

  
  /* Page select register bits */
  #define PAGE0_SELECT		0
  #define PAGE1_SELECT		1
  
  /* Audio serial data interface control register A bits */
  #define BIT_CLK_MASTER          0x80
  #define WORD_CLK_MASTER         0x40
  
  /* Codec Datapath setup register 7 */
  #define FSREF_44100		(1 << 7)
  #define FSREF_48000		(0 << 7)
  #define DUAL_RATE_MODE		((1 << 5) | (1 << 6))
  #define LDAC2LCH		(0x1 << 3)
  #define RDAC2RCH		(0x1 << 1)

  #define LDAC2RCH		(0x2 << 3)
  #define RDAC2LCH		(0x2 << 1)
  #define LDAC2MONOMIX		(0x3 << 3)
  #define RDAC2MONOMIX		(0x3 << 1)

  
  /* PLL registers bitfields */
  #define PLLP_SHIFT		0

  #define PLLP_MASK		7

  #define PLLQ_SHIFT		3

  #define PLLR_SHIFT		0
  #define PLLJ_SHIFT		2
  #define PLLD_MSB_SHIFT		0
  #define PLLD_LSB_SHIFT		2
  
  /* Clock generation register bits */

  #define CODEC_CLKIN_PLLDIV	0
  #define CODEC_CLKIN_CLKDIV	1

  #define PLL_CLKIN_SHIFT		4
  #define MCLK_SOURCE		0x0
  #define PLL_CLKDIV_SHIFT	0

  #define PLLCLK_IN_MASK		0x30
  #define PLLCLK_IN_SHIFT		4
  #define CLKDIV_IN_MASK		0xc0
  #define CLKDIV_IN_SHIFT		6
  /* clock in source */
  #define CLKIN_MCLK		0
  #define CLKIN_GPIO2		1
  #define CLKIN_BCLK		2

  
  /* Software reset register bits */
  #define SOFT_RESET		0x80
  
  /* PLL progrramming register A bits */
  #define PLL_ENABLE		0x80
  
  /* Route bits */
  #define ROUTE_ON		0x80
  
  /* Mute bits */
  #define UNMUTE			0x08
  #define MUTE_ON			0x80
  
  /* Power bits */
  #define LADC_PWR_ON		0x04
  #define RADC_PWR_ON		0x04
  #define LDAC_PWR_ON		0x80
  #define RDAC_PWR_ON		0x40
  #define HPLOUT_PWR_ON		0x01
  #define HPROUT_PWR_ON		0x01
  #define HPLCOM_PWR_ON		0x01
  #define HPRCOM_PWR_ON		0x01
  #define MONOLOPM_PWR_ON		0x01
  #define LLOPM_PWR_ON		0x01
  #define RLOPM_PWR_ON	0x01
  
  #define INVERT_VOL(val)   (0x7f - val)
  
  /* Default output volume (inverted) */
  #define DEFAULT_VOL     INVERT_VOL(0x50)
  /* Default input volume */
  #define DEFAULT_GAIN    0x20

  /* MICBIAS Control Register */
  #define MICBIAS_LEVEL_SHIFT	(6)
  #define MICBIAS_LEVEL_MASK	(3 << 6)

  /* headset detection / button API */
  
  /* The AIC3x supports detection of stereo headsets (GND + left + right signal)
   * and cellular headsets (GND + speaker output + microphone input).
   * It is recommended to enable MIC bias for this function to work properly.
   * For more information, please refer to the datasheet. */
  enum {
  	AIC3X_HEADSET_DETECT_OFF	= 0,
  	AIC3X_HEADSET_DETECT_STEREO	= 1,
  	AIC3X_HEADSET_DETECT_CELLULAR   = 2,
  	AIC3X_HEADSET_DETECT_BOTH	= 3
  };
  
  enum {
  	AIC3X_HEADSET_DEBOUNCE_16MS	= 0,
  	AIC3X_HEADSET_DEBOUNCE_32MS	= 1,
  	AIC3X_HEADSET_DEBOUNCE_64MS	= 2,
  	AIC3X_HEADSET_DEBOUNCE_128MS	= 3,
  	AIC3X_HEADSET_DEBOUNCE_256MS	= 4,
  	AIC3X_HEADSET_DEBOUNCE_512MS	= 5
  };
  
  enum {
  	AIC3X_BUTTON_DEBOUNCE_0MS	= 0,
  	AIC3X_BUTTON_DEBOUNCE_8MS	= 1,
  	AIC3X_BUTTON_DEBOUNCE_16MS	= 2,
  	AIC3X_BUTTON_DEBOUNCE_32MS	= 3
  };
  
  #define AIC3X_HEADSET_DETECT_ENABLED	0x80
  #define AIC3X_HEADSET_DETECT_SHIFT	5
  #define AIC3X_HEADSET_DETECT_MASK	3
  #define AIC3X_HEADSET_DEBOUNCE_SHIFT	2
  #define AIC3X_HEADSET_DEBOUNCE_MASK	7
  #define AIC3X_BUTTON_DEBOUNCE_SHIFT 	0
  #define AIC3X_BUTTON_DEBOUNCE_MASK	3

  #endif /* _AIC3X_H */