root/sound/soc/codecs/tas6424.h
// 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__ */