Quelle  tas6424.h   Sprache: C

// SPDX-License-Identifier: GPL-2.0
/*
 * ALSA SoC Texas Instruments TAS6424 Quad-Channel Audio Amplifier
 *
 * Copyright (C) 2016-2017 Texas Instruments Incorporated - https://www.ti.com/
 * Author: Andreas Dannenberg <dannenberg@ti.com>
 * Andrew F. Davis <afd@ti.com>
 */

#ifndef __TAS6424_H__
#define __TAS6424_H__

#define TAS6424_RATES (SNDRV_PCM_RATE_44100 | \
         SNDRV_PCM_RATE_48000 | \
         SNDRV_PCM_RATE_96000)

#define TAS6424_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \
    SNDRV_PCM_FMTBIT_S24_LE)

/* Register Address Map */
#define TAS6424_MODE_CTRL  0x00
#define TAS6424_MISC_CTRL1  0x01
#define TAS6424_MISC_CTRL2  0x02
#define TAS6424_SAP_CTRL  0x03
#define TAS6424_CH_STATE_CTRL  0x04
#define TAS6424_CH1_VOL_CTRL  0x05
#define TAS6424_CH2_VOL_CTRL  0x06
#define TAS6424_CH3_VOL_CTRL  0x07
#define TAS6424_CH4_VOL_CTRL  0x08
#define TAS6424_DC_DIAG_CTRL1  0x09
#define TAS6424_DC_DIAG_CTRL2  0x0a
#define TAS6424_DC_DIAG_CTRL3  0x0b
#define TAS6424_DC_LOAD_DIAG_REP12 0x0c
#define TAS6424_DC_LOAD_DIAG_REP34 0x0d
#define TAS6424_DC_LOAD_DIAG_REPLO 0x0e
#define TAS6424_CHANNEL_STATE  0x0f
#define TAS6424_CHANNEL_FAULT  0x10
#define TAS6424_GLOB_FAULT1  0x11
#define TAS6424_GLOB_FAULT2  0x12
#define TAS6424_WARN   0x13
#define TAS6424_PIN_CTRL  0x14
#define TAS6424_AC_DIAG_CTRL1  0x15
#define TAS6424_AC_DIAG_CTRL2  0x16
#define TAS6424_AC_LOAD_DIAG_REP1 0x17
#define TAS6424_AC_LOAD_DIAG_REP2 0x18
#define TAS6424_AC_LOAD_DIAG_REP3 0x19
#define TAS6424_AC_LOAD_DIAG_REP4 0x1a
#define TAS6424_MISC_CTRL3  0x21
#define TAS6424_CLIP_CTRL  0x22
#define TAS6424_CLIP_WINDOW  0x23
#define TAS6424_CLIP_WARN  0x24
#define TAS6424_CBC_STAT  0x25
#define TAS6424_MISC_CTRL4  0x26
#define TAS6424_MAX   TAS6424_MISC_CTRL4

/* TAS6424_MODE_CTRL_REG */
#define TAS6424_RESET   BIT(7)

/* TAS6424_SAP_CTRL_REG */
#define TAS6424_SAP_RATE_MASK  GENMASK(7, 6)
#define TAS6424_SAP_RATE_44100  (0x00 << 6)
#define TAS6424_SAP_RATE_48000  (0x01 << 6)
#define TAS6424_SAP_RATE_96000  (0x02 << 6)
#define TAS6424_SAP_TDM_SLOT_LAST BIT(5)
#define TAS6424_SAP_TDM_SLOT_SZ_16 BIT(4)
#define TAS6424_SAP_TDM_SLOT_SWAP BIT(3)
#define TAS6424_SAP_FMT_MASK  GENMASK(2, 0)
#define TAS6424_SAP_RIGHTJ_24  (0x00 << 0)
#define TAS6424_SAP_RIGHTJ_20  (0x01 << 0)
#define TAS6424_SAP_RIGHTJ_18  (0x02 << 0)
#define TAS6424_SAP_RIGHTJ_16  (0x03 << 0)
#define TAS6424_SAP_I2S   (0x04 << 0)
#define TAS6424_SAP_LEFTJ  (0x05 << 0)
#define TAS6424_SAP_DSP   (0x06 << 0)

/* TAS6424_CH_STATE_CTRL_REG */
#define TAS6424_CH1_STATE_MASK  GENMASK(7, 6)
#define TAS6424_CH1_STATE_PLAY  (0x00 << 6)
#define TAS6424_CH1_STATE_HIZ  (0x01 << 6)
#define TAS6424_CH1_STATE_MUTE  (0x02 << 6)
#define TAS6424_CH1_STATE_DIAG  (0x03 << 6)
#define TAS6424_CH2_STATE_MASK  GENMASK(5, 4)
#define TAS6424_CH2_STATE_PLAY  (0x00 << 4)
#define TAS6424_CH2_STATE_HIZ  (0x01 << 4)
#define TAS6424_CH2_STATE_MUTE  (0x02 << 4)
#define TAS6424_CH2_STATE_DIAG  (0x03 << 4)
#define TAS6424_CH3_STATE_MASK  GENMASK(3, 2)
#define TAS6424_CH3_STATE_PLAY  (0x00 << 2)
#define TAS6424_CH3_STATE_HIZ  (0x01 << 2)
#define TAS6424_CH3_STATE_MUTE  (0x02 << 2)
#define TAS6424_CH3_STATE_DIAG  (0x03 << 2)
#define TAS6424_CH4_STATE_MASK  GENMASK(1, 0)
#define TAS6424_CH4_STATE_PLAY  (0x00 << 0)
#define TAS6424_CH4_STATE_HIZ  (0x01 << 0)
#define TAS6424_CH4_STATE_MUTE  (0x02 << 0)
#define TAS6424_CH4_STATE_DIAG  (0x03 << 0)
#define TAS6424_ALL_STATE_PLAY  (TAS6424_CH1_STATE_PLAY | \
      TAS6424_CH2_STATE_PLAY | \
      TAS6424_CH3_STATE_PLAY | \
      TAS6424_CH4_STATE_PLAY)
#define TAS6424_ALL_STATE_HIZ  (TAS6424_CH1_STATE_HIZ | \
      TAS6424_CH2_STATE_HIZ | \
      TAS6424_CH3_STATE_HIZ | \
      TAS6424_CH4_STATE_HIZ)
#define TAS6424_ALL_STATE_MUTE  (TAS6424_CH1_STATE_MUTE | \
      TAS6424_CH2_STATE_MUTE | \
      TAS6424_CH3_STATE_MUTE | \
      TAS6424_CH4_STATE_MUTE)
#define TAS6424_ALL_STATE_DIAG  (TAS6424_CH1_STATE_DIAG | \
      TAS6424_CH2_STATE_DIAG | \
      TAS6424_CH3_STATE_DIAG | \
      TAS6424_CH4_STATE_DIAG)

/* TAS6424_DC_DIAG_CTRL1 */
#define TAS6424_LDGBYPASS_SHIFT  0
#define TAS6424_LDGBYPASS_MASK  BIT(TAS6424_LDGBYPASS_SHIFT)

/* TAS6424_GLOB_FAULT1_REG */
#define TAS6424_FAULT_OC_CH1  BIT(7)
#define TAS6424_FAULT_OC_CH2  BIT(6)
#define TAS6424_FAULT_OC_CH3  BIT(5)
#define TAS6424_FAULT_OC_CH4  BIT(4)
#define TAS6424_FAULT_DC_CH1  BIT(3)
#define TAS6424_FAULT_DC_CH2  BIT(2)
#define TAS6424_FAULT_DC_CH3  BIT(1)
#define TAS6424_FAULT_DC_CH4  BIT(0)

/* TAS6424_GLOB_FAULT1_REG */
#define TAS6424_FAULT_CLOCK  BIT(4)
#define TAS6424_FAULT_PVDD_OV  BIT(3)
#define TAS6424_FAULT_VBAT_OV  BIT(2)
#define TAS6424_FAULT_PVDD_UV  BIT(1)
#define TAS6424_FAULT_VBAT_UV  BIT(0)

/* TAS6424_GLOB_FAULT2_REG */
#define TAS6424_FAULT_OTSD  BIT(4)
#define TAS6424_FAULT_OTSD_CH1  BIT(3)
#define TAS6424_FAULT_OTSD_CH2  BIT(2)
#define TAS6424_FAULT_OTSD_CH3  BIT(1)
#define TAS6424_FAULT_OTSD_CH4  BIT(0)

/* TAS6424_WARN_REG */
#define TAS6424_WARN_VDD_UV  BIT(6)
#define TAS6424_WARN_VDD_POR  BIT(5)
#define TAS6424_WARN_VDD_OTW  BIT(4)
#define TAS6424_WARN_VDD_OTW_CH1 BIT(3)
#define TAS6424_WARN_VDD_OTW_CH2 BIT(2)
#define TAS6424_WARN_VDD_OTW_CH3 BIT(1)
#define TAS6424_WARN_VDD_OTW_CH4 BIT(0)

/* TAS6424_MISC_CTRL3_REG */
#define TAS6424_CLEAR_FAULT  BIT(7)
#define TAS6424_PBTL_CH_SEL  BIT(6)
#define TAS6424_MASK_CBC_WARN  BIT(5)
#define TAS6424_MASK_VDD_UV  BIT(4)
#define TAS6424_OTSD_AUTO_RECOVERY BIT(3)

#endif /* __TAS6424_H__ */