1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * ALSA SoC Texas Instruments TAS6424 Quad-Channel Audio Amplifier 4 * 5 * Copyright (C) 2016-2017 Texas Instruments Incorporated - http://www.ti.com/ 6 * Author: Andreas Dannenberg <dannenberg@ti.com> 7 * Andrew F. Davis <afd@ti.com> 8 */ 9 10 #ifndef __TAS6424_H__ 11 #define __TAS6424_H__ 12 13 #define TAS6424_RATES (SNDRV_PCM_RATE_44100 | \ 14 SNDRV_PCM_RATE_48000 | \ 15 SNDRV_PCM_RATE_96000) 16 17 #define TAS6424_FORMATS (SNDRV_PCM_FMTBIT_S16_LE | \ 18 SNDRV_PCM_FMTBIT_S24_LE) 19 20 /* Register Address Map */ 21 #define TAS6424_MODE_CTRL 0x00 22 #define TAS6424_MISC_CTRL1 0x01 23 #define TAS6424_MISC_CTRL2 0x02 24 #define TAS6424_SAP_CTRL 0x03 25 #define TAS6424_CH_STATE_CTRL 0x04 26 #define TAS6424_CH1_VOL_CTRL 0x05 27 #define TAS6424_CH2_VOL_CTRL 0x06 28 #define TAS6424_CH3_VOL_CTRL 0x07 29 #define TAS6424_CH4_VOL_CTRL 0x08 30 #define TAS6424_DC_DIAG_CTRL1 0x09 31 #define TAS6424_DC_DIAG_CTRL2 0x0a 32 #define TAS6424_DC_DIAG_CTRL3 0x0b 33 #define TAS6424_DC_LOAD_DIAG_REP12 0x0c 34 #define TAS6424_DC_LOAD_DIAG_REP34 0x0d 35 #define TAS6424_DC_LOAD_DIAG_REPLO 0x0e 36 #define TAS6424_CHANNEL_STATE 0x0f 37 #define TAS6424_CHANNEL_FAULT 0x10 38 #define TAS6424_GLOB_FAULT1 0x11 39 #define TAS6424_GLOB_FAULT2 0x12 40 #define TAS6424_WARN 0x13 41 #define TAS6424_PIN_CTRL 0x14 42 #define TAS6424_AC_DIAG_CTRL1 0x15 43 #define TAS6424_AC_DIAG_CTRL2 0x16 44 #define TAS6424_AC_LOAD_DIAG_REP1 0x17 45 #define TAS6424_AC_LOAD_DIAG_REP2 0x18 46 #define TAS6424_AC_LOAD_DIAG_REP3 0x19 47 #define TAS6424_AC_LOAD_DIAG_REP4 0x1a 48 #define TAS6424_MISC_CTRL3 0x21 49 #define TAS6424_CLIP_CTRL 0x22 50 #define TAS6424_CLIP_WINDOW 0x23 51 #define TAS6424_CLIP_WARN 0x24 52 #define TAS6424_CBC_STAT 0x25 53 #define TAS6424_MISC_CTRL4 0x26 54 #define TAS6424_MAX TAS6424_MISC_CTRL4 55 56 /* TAS6424_MODE_CTRL_REG */ 57 #define TAS6424_RESET BIT(7) 58 59 /* TAS6424_SAP_CTRL_REG */ 60 #define TAS6424_SAP_RATE_MASK GENMASK(7, 6) 61 #define TAS6424_SAP_RATE_44100 (0x00 << 6) 62 #define TAS6424_SAP_RATE_48000 (0x01 << 6) 63 #define TAS6424_SAP_RATE_96000 (0x02 << 6) 64 #define TAS6424_SAP_TDM_SLOT_LAST BIT(5) 65 #define TAS6424_SAP_TDM_SLOT_SZ_16 BIT(4) 66 #define TAS6424_SAP_TDM_SLOT_SWAP BIT(3) 67 #define TAS6424_SAP_FMT_MASK GENMASK(2, 0) 68 #define TAS6424_SAP_RIGHTJ_24 (0x00 << 0) 69 #define TAS6424_SAP_RIGHTJ_20 (0x01 << 0) 70 #define TAS6424_SAP_RIGHTJ_18 (0x02 << 0) 71 #define TAS6424_SAP_RIGHTJ_16 (0x03 << 0) 72 #define TAS6424_SAP_I2S (0x04 << 0) 73 #define TAS6424_SAP_LEFTJ (0x05 << 0) 74 #define TAS6424_SAP_DSP (0x06 << 0) 75 76 /* TAS6424_CH_STATE_CTRL_REG */ 77 #define TAS6424_CH1_STATE_MASK GENMASK(7, 6) 78 #define TAS6424_CH1_STATE_PLAY (0x00 << 6) 79 #define TAS6424_CH1_STATE_HIZ (0x01 << 6) 80 #define TAS6424_CH1_STATE_MUTE (0x02 << 6) 81 #define TAS6424_CH1_STATE_DIAG (0x03 << 6) 82 #define TAS6424_CH2_STATE_MASK GENMASK(5, 4) 83 #define TAS6424_CH2_STATE_PLAY (0x00 << 4) 84 #define TAS6424_CH2_STATE_HIZ (0x01 << 4) 85 #define TAS6424_CH2_STATE_MUTE (0x02 << 4) 86 #define TAS6424_CH2_STATE_DIAG (0x03 << 4) 87 #define TAS6424_CH3_STATE_MASK GENMASK(3, 2) 88 #define TAS6424_CH3_STATE_PLAY (0x00 << 2) 89 #define TAS6424_CH3_STATE_HIZ (0x01 << 2) 90 #define TAS6424_CH3_STATE_MUTE (0x02 << 2) 91 #define TAS6424_CH3_STATE_DIAG (0x03 << 2) 92 #define TAS6424_CH4_STATE_MASK GENMASK(1, 0) 93 #define TAS6424_CH4_STATE_PLAY (0x00 << 0) 94 #define TAS6424_CH4_STATE_HIZ (0x01 << 0) 95 #define TAS6424_CH4_STATE_MUTE (0x02 << 0) 96 #define TAS6424_CH4_STATE_DIAG (0x03 << 0) 97 #define TAS6424_ALL_STATE_PLAY (TAS6424_CH1_STATE_PLAY | \ 98 TAS6424_CH2_STATE_PLAY | \ 99 TAS6424_CH3_STATE_PLAY | \ 100 TAS6424_CH4_STATE_PLAY) 101 #define TAS6424_ALL_STATE_HIZ (TAS6424_CH1_STATE_HIZ | \ 102 TAS6424_CH2_STATE_HIZ | \ 103 TAS6424_CH3_STATE_HIZ | \ 104 TAS6424_CH4_STATE_HIZ) 105 #define TAS6424_ALL_STATE_MUTE (TAS6424_CH1_STATE_MUTE | \ 106 TAS6424_CH2_STATE_MUTE | \ 107 TAS6424_CH3_STATE_MUTE | \ 108 TAS6424_CH4_STATE_MUTE) 109 #define TAS6424_ALL_STATE_DIAG (TAS6424_CH1_STATE_DIAG | \ 110 TAS6424_CH2_STATE_DIAG | \ 111 TAS6424_CH3_STATE_DIAG | \ 112 TAS6424_CH4_STATE_DIAG) 113 114 /* TAS6424_DC_DIAG_CTRL1 */ 115 #define TAS6424_LDGBYPASS_SHIFT 0 116 #define TAS6424_LDGBYPASS_MASK BIT(TAS6424_LDGBYPASS_SHIFT) 117 118 /* TAS6424_GLOB_FAULT1_REG */ 119 #define TAS6424_FAULT_CLOCK BIT(4) 120 #define TAS6424_FAULT_PVDD_OV BIT(3) 121 #define TAS6424_FAULT_VBAT_OV BIT(2) 122 #define TAS6424_FAULT_PVDD_UV BIT(1) 123 #define TAS6424_FAULT_VBAT_UV BIT(0) 124 125 /* TAS6424_GLOB_FAULT2_REG */ 126 #define TAS6424_FAULT_OTSD BIT(4) 127 #define TAS6424_FAULT_OTSD_CH1 BIT(3) 128 #define TAS6424_FAULT_OTSD_CH2 BIT(2) 129 #define TAS6424_FAULT_OTSD_CH3 BIT(1) 130 #define TAS6424_FAULT_OTSD_CH4 BIT(0) 131 132 /* TAS6424_WARN_REG */ 133 #define TAS6424_WARN_VDD_UV BIT(6) 134 #define TAS6424_WARN_VDD_POR BIT(5) 135 #define TAS6424_WARN_VDD_OTW BIT(4) 136 #define TAS6424_WARN_VDD_OTW_CH1 BIT(3) 137 #define TAS6424_WARN_VDD_OTW_CH2 BIT(2) 138 #define TAS6424_WARN_VDD_OTW_CH3 BIT(1) 139 #define TAS6424_WARN_VDD_OTW_CH4 BIT(0) 140 141 /* TAS6424_MISC_CTRL3_REG */ 142 #define TAS6424_CLEAR_FAULT BIT(7) 143 #define TAS6424_PBTL_CH_SEL BIT(6) 144 #define TAS6424_MASK_CBC_WARN BIT(5) 145 #define TAS6424_MASK_VDD_UV BIT(4) 146 #define TAS6424_OTSD_AUTO_RECOVERY BIT(3) 147 148 #endif /* __TAS6424_H__ */ 149