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0001 /* SPDX-License-Identifier: GPL-2.0 */
0002 /*
0003  * max98396.h -- MAX98396 ALSA SoC audio driver header
0004  *
0005  * Copyright(c) 2022, Analog Devices Inc.
0006  */
0007 
0008 #ifndef _MAX98396_H
0009 #define _MAX98396_H
0010 
0011 #define MAX98396_R2000_SW_RESET         0x2000
0012 #define MAX98396_R2001_INT_RAW1         0x2001
0013 #define MAX98396_R2002_INT_RAW2         0x2002
0014 #define MAX98396_R2003_INT_RAW3         0x2003
0015 #define MAX98396_R2004_INT_RAW4         0x2004
0016 #define MAX98396_R2006_INT_STATE1       0x2006
0017 #define MAX98396_R2007_INT_STATE2       0x2007
0018 #define MAX98396_R2008_INT_STATE3       0x2008
0019 #define MAX98396_R2009_INT_STATE4       0x2009
0020 #define MAX98396_R200B_INT_FLAG1        0x200B
0021 #define MAX98396_R200C_INT_FLAG2        0x200C
0022 #define MAX98396_R200D_INT_FLAG3        0x200D
0023 #define MAX98396_R200E_INT_FLAG4        0x200E
0024 #define MAX98396_R2010_INT_EN1          0x2010
0025 #define MAX98396_R2011_INT_EN2          0x2011
0026 #define MAX98396_R2012_INT_EN3          0x2012
0027 #define MAX98396_R2013_INT_EN4          0x2013
0028 #define MAX98396_R2015_INT_FLAG_CLR1        0x2015
0029 #define MAX98396_R2016_INT_FLAG_CLR2        0x2016
0030 #define MAX98396_R2017_INT_FLAG_CLR3        0x2017
0031 #define MAX98396_R2018_INT_FLAG_CLR4        0x2018
0032 #define MAX98396_R201F_IRQ_CTRL         0x201F
0033 #define MAX98396_R2020_THERM_WARN_THRESH    0x2020
0034 #define MAX98396_R2021_THERM_WARN_THRESH2   0x2021
0035 #define MAX98396_R2022_THERM_SHDN_THRESH    0x2022
0036 #define MAX98396_R2023_THERM_HYSTERESIS     0x2023
0037 #define MAX98396_R2024_THERM_FOLDBACK_SET   0x2024
0038 #define MAX98396_R2027_THERM_FOLDBACK_EN    0x2027
0039 #define MAX98396_R2030_NOISEGATE_MODE_CTRL  0x2030
0040 #define MAX98396_R2033_NOISEGATE_MODE_EN    0x2033
0041 #define MAX98396_R2038_CLK_MON_CTRL     0x2038
0042 #define MAX98396_R2039_DATA_MON_CTRL        0x2039
0043 #define MAX98396_R203F_ENABLE_CTRLS     0x203F
0044 #define MAX98396_R2040_PIN_CFG          0x2040
0045 #define MAX98396_R2041_PCM_MODE_CFG     0x2041
0046 #define MAX98396_R2042_PCM_CLK_SETUP        0x2042
0047 #define MAX98396_R2043_PCM_SR_SETUP     0x2043
0048 #define MAX98396_R2044_PCM_TX_CTRL_1        0x2044
0049 #define MAX98396_R2045_PCM_TX_CTRL_2        0x2045
0050 #define MAX98396_R2046_PCM_TX_CTRL_3        0x2046
0051 #define MAX98396_R2047_PCM_TX_CTRL_4        0x2047
0052 #define MAX98396_R2048_PCM_TX_CTRL_5        0x2048
0053 #define MAX98396_R2049_PCM_TX_CTRL_6        0x2049
0054 #define MAX98396_R204A_PCM_TX_CTRL_7        0x204A
0055 #define MAX98396_R204B_PCM_TX_CTRL_8        0x204B
0056 #define MAX98396_R204C_PCM_TX_HIZ_CTRL_1    0x204C
0057 #define MAX98396_R204D_PCM_TX_HIZ_CTRL_2    0x204D
0058 #define MAX98396_R204E_PCM_TX_HIZ_CTRL_3    0x204E
0059 #define MAX98396_R204F_PCM_TX_HIZ_CTRL_4    0x204F
0060 #define MAX98396_R2050_PCM_TX_HIZ_CTRL_5    0x2050
0061 #define MAX98396_R2051_PCM_TX_HIZ_CTRL_6    0x2051
0062 #define MAX98396_R2052_PCM_TX_HIZ_CTRL_7    0x2052
0063 #define MAX98396_R2053_PCM_TX_HIZ_CTRL_8    0x2053
0064 #define MAX98396_R2055_PCM_RX_SRC1      0x2055
0065 #define MAX98396_R2056_PCM_RX_SRC2      0x2056
0066 #define MAX98396_R2058_PCM_BYPASS_SRC       0x2058
0067 #define MAX98396_R205D_PCM_TX_SRC_EN        0x205D
0068 #define MAX98396_R205E_PCM_RX_EN        0x205E
0069 #define MAX98396_R205F_PCM_TX_EN        0x205F
0070 #define MAX98396_R2070_ICC_RX_EN_A      0x2070
0071 #define MAX98396_R2071_ICC_RX_EN_B      0x2071
0072 #define MAX98396_R2072_ICC_TX_CTRL      0x2072
0073 #define MAX98396_R207F_ICC_EN           0x207F
0074 #define MAX98396_R2083_TONE_GEN_DC_CFG      0x2083
0075 #define MAX98396_R2084_TONE_GEN_DC_LVL1     0x2084
0076 #define MAX98396_R2085_TONE_GEN_DC_LVL2     0x2085
0077 #define MAX98396_R2086_TONE_GEN_DC_LVL3     0x2086
0078 #define MAX98396_R208F_TONE_GEN_EN      0x208F
0079 #define MAX98396_R2090_AMP_VOL_CTRL     0x2090
0080 #define MAX98396_R2091_AMP_PATH_GAIN        0x2091
0081 #define MAX98396_R2092_AMP_DSP_CFG      0x2092
0082 #define MAX98396_R2093_SSM_CFG          0x2093
0083 #define MAX98396_R2094_SPK_CLS_DG_THRESH    0x2094
0084 #define MAX98396_R2095_SPK_CLS_DG_HDR       0x2095
0085 #define MAX98396_R2096_SPK_CLS_DG_HOLD_TIME 0x2096
0086 #define MAX98396_R2097_SPK_CLS_DG_DELAY     0x2097
0087 #define MAX98396_R2098_SPK_CLS_DG_MODE      0x2098
0088 #define MAX98396_R2099_SPK_CLS_DG_VBAT_LVL  0x2099
0089 #define MAX98396_R209A_SPK_EDGE_CTRL        0x209A
0090 #define MAX98396_R209C_SPK_EDGE_CTRL1       0x209C
0091 #define MAX98396_R209D_SPK_EDGE_CTRL2       0x209D
0092 #define MAX98396_R209E_AMP_CLIP_GAIN        0x209E
0093 #define MAX98396_R209F_BYPASS_PATH_CFG      0x209F
0094 #define MAX98396_R20A0_AMP_SUPPLY_CTL       0x20A0
0095 #define MAX98396_R20AF_AMP_EN           0x20AF
0096 #define MAX98396_R20B0_ADC_SR           0x20B0
0097 #define MAX98396_R20B1_ADC_PVDD_CFG     0x20B1
0098 #define MAX98396_R20B2_ADC_VBAT_CFG     0x20B2
0099 #define MAX98396_R20B3_ADC_THERMAL_CFG      0x20B3
0100 #define MAX98396_R20B4_ADC_READBACK_CTRL1   0x20B4
0101 #define MAX98396_R20B5_ADC_READBACK_CTRL2   0x20B5
0102 #define MAX98396_R20B6_ADC_PVDD_READBACK_MSB    0x20B6
0103 #define MAX98396_R20B7_ADC_PVDD_READBACK_LSB    0x20B7
0104 #define MAX98396_R20B8_ADC_VBAT_READBACK_MSB    0x20B8
0105 #define MAX98396_R20B9_ADC_VBAT_READBACK_LSB    0x20B9
0106 #define MAX98396_R20BA_ADC_TEMP_READBACK_MSB    0x20BA
0107 #define MAX98396_R20BB_ADC_TEMP_READBACK_LSB    0x20BB
0108 #define MAX98396_R20BC_ADC_LO_PVDD_READBACK_MSB 0x20BC
0109 #define MAX98396_R20BD_ADC_LO_PVDD_READBACK_LSB 0x20BD
0110 #define MAX98396_R20BE_ADC_LO_VBAT_READBACK_MSB 0x20BE
0111 #define MAX98396_R20BF_ADC_LO_VBAT_READBACK_LSB 0x20BF
0112 #define MAX98396_R20C7_ADC_CFG          0x20C7
0113 #define MAX98396_R20D0_DHT_CFG1         0x20D0
0114 #define MAX98396_R20D1_LIMITER_CFG1     0x20D1
0115 #define MAX98396_R20D2_LIMITER_CFG2     0x20D2
0116 #define MAX98396_R20D3_DHT_CFG2         0x20D3
0117 #define MAX98396_R20D4_DHT_CFG3         0x20D4
0118 #define MAX98396_R20D5_DHT_CFG4         0x20D5
0119 #define MAX98396_R20D6_DHT_HYSTERESIS_CFG   0x20D6
0120 #define MAX98396_R20DF_DHT_EN           0x20DF
0121 #define MAX98396_R20E0_IV_SENSE_PATH_CFG    0x20E0
0122 #define MAX98396_R20E4_IV_SENSE_PATH_EN     0x20E4
0123 #define MAX98396_R20E5_BPE_STATE        0x20E5
0124 #define MAX98396_R20E6_BPE_L3_THRESH_MSB    0x20E6
0125 #define MAX98396_R20E7_BPE_L3_THRESH_LSB    0x20E7
0126 #define MAX98396_R20E8_BPE_L2_THRESH_MSB    0x20E8
0127 #define MAX98396_R20E9_BPE_L2_THRESH_LSB    0x20E9
0128 #define MAX98396_R20EA_BPE_L1_THRESH_MSB    0x20EA
0129 #define MAX98396_R20EB_BPE_L1_THRESH_LSB    0x20EB
0130 #define MAX98396_R20EC_BPE_L0_THRESH_MSB    0x20EC
0131 #define MAX98396_R20ED_BPE_L0_THRESH_LSB    0x20ED
0132 #define MAX98396_R20EE_BPE_L3_DWELL_HOLD_TIME   0x20EE
0133 #define MAX98396_R20EF_BPE_L2_DWELL_HOLD_TIME   0x20EF
0134 #define MAX98396_R20F0_BPE_L1_DWELL_HOLD_TIME   0x20F0
0135 #define MAX98396_R20F1_BPE_L0_HOLD_TIME     0x20F1
0136 #define MAX98396_R20F2_BPE_L3_ATTACK_REL_STEP   0x20F2
0137 #define MAX98396_R20F3_BPE_L2_ATTACK_REL_STEP   0x20F3
0138 #define MAX98396_R20F4_BPE_L1_ATTACK_REL_STEP   0x20F4
0139 #define MAX98396_R20F5_BPE_L0_ATTACK_REL_STEP   0x20F5
0140 #define MAX98396_R20F6_BPE_L3_MAX_GAIN_ATTN 0x20F6
0141 #define MAX98396_R20F7_BPE_L2_MAX_GAIN_ATTN 0x20F7
0142 #define MAX98396_R20F8_BPE_L1_MAX_GAIN_ATTN 0x20F8
0143 #define MAX98396_R20F9_BPE_L0_MAX_GAIN_ATTN 0x20F9
0144 #define MAX98396_R20FA_BPE_L3_ATT_REL_RATE  0x20FA
0145 #define MAX98396_R20FB_BPE_L2_ATT_REL_RATE  0x20FB
0146 #define MAX98396_R20FC_BPE_L1_ATT_REL_RATE  0x20FC
0147 #define MAX98396_R20FD_BPE_L0_ATT_REL_RATE  0x20FD
0148 #define MAX98396_R20FE_BPE_L3_LIMITER_CFG   0x20FE
0149 #define MAX98396_R20FF_BPE_L2_LIMITER_CFG   0x20FF
0150 #define MAX98396_R2100_BPE_L1_LIMITER_CFG   0x2100
0151 #define MAX98396_R2101_BPE_L0_LIMITER_CFG   0x2101
0152 #define MAX98396_R2102_BPE_L3_LIM_ATT_REL_RATE  0x2102
0153 #define MAX98396_R2103_BPE_L2_LIM_ATT_REL_RATE  0x2103
0154 #define MAX98396_R2104_BPE_L1_LIM_ATT_REL_RATE  0x2104
0155 #define MAX98396_R2105_BPE_L0_LIM_ATT_REL_RATE  0x2105
0156 #define MAX98396_R2106_BPE_THRESH_HYSTERESIS    0x2106
0157 #define MAX98396_R2107_BPE_INFINITE_HOLD_CLR    0x2107
0158 #define MAX98396_R2108_BPE_SUPPLY_SRC       0x2108
0159 #define MAX98396_R2109_BPE_LOW_STATE        0x2109
0160 #define MAX98396_R210A_BPE_LOW_GAIN     0x210A
0161 #define MAX98396_R210B_BPE_LOW_LIMITER      0x210B
0162 #define MAX98396_R210D_BPE_EN           0x210D
0163 #define MAX98396_R210E_AUTO_RESTART     0x210E
0164 #define MAX98396_R210F_GLOBAL_EN        0x210F
0165 #define MAX98396_R21FF_REVISION_ID      0x21FF
0166 
0167 /* MAX98927 Registers */
0168 #define MAX98397_R203A_SPK_MON_THRESH       0x203A
0169 #define MAX98397_R204C_PCM_TX_CTRL_9        0x204C
0170 #define MAX98397_R204D_PCM_TX_HIZ_CTRL_1    0x204D
0171 #define MAX98397_R204E_PCM_TX_HIZ_CTRL_2    0x204E
0172 #define MAX98397_R204F_PCM_TX_HIZ_CTRL_3    0x204F
0173 #define MAX98397_R2050_PCM_TX_HIZ_CTRL_4    0x2050
0174 #define MAX98397_R2051_PCM_TX_HIZ_CTRL_5    0x2051
0175 #define MAX98397_R2052_PCM_TX_HIZ_CTRL_6    0x2052
0176 #define MAX98397_R2053_PCM_TX_HIZ_CTRL_7    0x2053
0177 #define MAX98397_R2054_PCM_TX_HIZ_CTRL_8    0x2054
0178 #define MAX98397_R2056_PCM_RX_SRC1      0x2056
0179 #define MAX98397_R2057_PCM_RX_SRC2      0x2057
0180 #define MAX98397_R2060_PCM_TX_SUPPLY_SEL    0x2060
0181 #define MAX98397_R209B_SPK_PATH_WB_ONLY     0x209B
0182 #define MAX98397_R20B4_ADC_VDDH_CFG     0x20B4
0183 #define MAX98397_R20B5_ADC_READBACK_CTRL1   0x20B5
0184 #define MAX98397_R20B6_ADC_READBACK_CTRL2   0x20B6
0185 #define MAX98397_R20B7_ADC_PVDD_READBACK_MSB    0x20B7
0186 #define MAX98397_R20B8_ADC_PVDD_READBACK_LSB    0x20B8
0187 #define MAX98397_R20B9_ADC_VBAT_READBACK_MSB    0x20B9
0188 #define MAX98397_R20BA_ADC_VBAT_READBACK_LSB    0x20BA
0189 #define MAX98397_R20BB_ADC_TEMP_READBACK_MSB    0x20BB
0190 #define MAX98397_R20BC_ADC_TEMP_READBACK_LSB    0x20BC
0191 #define MAX98397_R20BD_ADC_VDDH__READBACK_MSB   0x20BD
0192 #define MAX98397_R20BE_ADC_VDDH_READBACK_LSB    0x20BE
0193 #define MAX98397_R20BF_ADC_LO_PVDD_READBACK_MSB 0x20BF
0194 #define MAX98397_R20C0_ADC_LO_PVDD_READBACK_LSB 0x20C0
0195 #define MAX98397_R20C1_ADC_LO_VBAT_READBACK_MSB 0x20C1
0196 #define MAX98397_R20C2_ADC_LO_VBAT_READBACK_LSB 0x20C2
0197 #define MAX98397_R20C3_ADC_LO_VDDH_READBACK_MSB 0x20C3
0198 #define MAX98397_R20C4_ADC_LO_VDDH_READBACK_LSB 0x20C4
0199 #define MAX98397_R20C5_MEAS_ADC_OPTIMAL_MODE    0x20C5
0200 #define MAX98397_R22FF_REVISION_ID      0x22FF
0201 
0202 #define GET_REG_ADDR_REV_ID(x)\
0203     ((x) > 0 ? MAX98397_R22FF_REVISION_ID : MAX98396_R21FF_REVISION_ID)
0204 
0205 /* MAX98396_R2024_THERM_FOLDBACK_SET */
0206 #define MAX98396_THERM_FB_SLOPE1_SHIFT      (0)
0207 #define MAX98396_THERM_FB_SLOPE2_SHIFT      (2)
0208 #define MAX98396_THERM_FB_REL_SHIFT     (4)
0209 #define MAX98396_THERM_FB_HOLD_SHIFT        (6)
0210 
0211 /* MAX98396_R2038_CLK_MON_CTRL */
0212 #define MAX98396_CLK_MON_AUTO_RESTART_MASK  (0x1 << 0)
0213 #define MAX98396_CLK_MON_AUTO_RESTART_SHIFT (0)
0214 
0215 /* MAX98396_R203F_ENABLE_CTRLS */
0216 #define MAX98396_CTRL_CMON_EN_SHIFT     (0)
0217 
0218 /* MAX98396_R2041_PCM_MODE_CFG */
0219 #define MAX98396_PCM_MODE_CFG_FORMAT_MASK   (0x7 << 3)
0220 #define MAX98396_PCM_TX_CH_INTERLEAVE_MASK  (0x1 << 2)
0221 #define MAX98396_PCM_FORMAT_I2S         (0x0 << 3)
0222 #define MAX98396_PCM_FORMAT_LJ          (0x1 << 3)
0223 #define MAX98396_PCM_FORMAT_TDM_MODE0       (0x3 << 3)
0224 #define MAX98396_PCM_FORMAT_TDM_MODE1       (0x4 << 3)
0225 #define MAX98396_PCM_FORMAT_TDM_MODE2       (0x5 << 3)
0226 #define MAX98396_PCM_MODE_CFG_CHANSZ_MASK   (0x3 << 6)
0227 #define MAX98396_PCM_MODE_CFG_CHANSZ_16     (0x1 << 6)
0228 #define MAX98396_PCM_MODE_CFG_CHANSZ_24     (0x2 << 6)
0229 #define MAX98396_PCM_MODE_CFG_CHANSZ_32     (0x3 << 6)
0230 #define MAX98396_PCM_MODE_CFG_LRCLKEDGE     (0x1 << 1)
0231 
0232 /* MAX98396_R2042_PCM_CLK_SETUP */
0233 #define MAX98396_PCM_MODE_CFG_BCLKEDGE      (0x1 << 4)
0234 #define MAX98396_PCM_CLK_SETUP_BSEL_MASK    (0xF << 0)
0235 #define MAX98396_PCM_BCLKEDGE_BSEL_MASK     (0x1F)
0236 
0237 /* MAX98396_R2043_PCM_SR_SETUP */
0238 #define MAX98396_PCM_SR_SHIFT           (0)
0239 #define MAX98396_IVADC_SR_SHIFT         (4)
0240 #define MAX98396_PCM_SR_MASK            (0xF << MAX98396_PCM_SR_SHIFT)
0241 #define MAX98396_IVADC_SR_MASK          (0xF << MAX98396_IVADC_SR_SHIFT)
0242 #define MAX98396_PCM_SR_8000            (0)
0243 #define MAX98396_PCM_SR_11025           (1)
0244 #define MAX98396_PCM_SR_12000           (2)
0245 #define MAX98396_PCM_SR_16000           (3)
0246 #define MAX98396_PCM_SR_22050           (4)
0247 #define MAX98396_PCM_SR_24000           (5)
0248 #define MAX98396_PCM_SR_32000           (6)
0249 #define MAX98396_PCM_SR_44100           (7)
0250 #define MAX98396_PCM_SR_48000           (8)
0251 #define MAX98396_PCM_SR_88200           (9)
0252 #define MAX98396_PCM_SR_96000           (10)
0253 #define MAX98396_PCM_SR_176400          (11)
0254 #define MAX98396_PCM_SR_192000          (12)
0255 
0256 /* MAX98396_R2055_PCM_RX_SRC1 */
0257 #define MAX98396_PCM_RX_MASK            (0x3 << 0)
0258 
0259 /* MAX98396_R2056_PCM_RX_SRC2 */
0260 #define MAX98396_PCM_DMIX_CH1_SHIFT     (0xF << 0)
0261 #define MAX98396_PCM_DMIX_CH0_SRC_MASK      (0xF << 0)
0262 #define MAX98396_PCM_DMIX_CH1_SRC_MASK      (0xF << MAX98396_PCM_DMIX_CH1_SHIFT)
0263 
0264 /* MAX98396_R205E_PCM_RX_EN */
0265 #define MAX98396_PCM_RX_EN_MASK         (0x1 << 0)
0266 #define MAX98396_PCM_RX_BYP_EN_MASK     (0x1 << 1)
0267 
0268 /* MAX98396_R2092_AMP_DSP_CFG */
0269 #define MAX98396_DSP_SPK_DCBLK_EN_SHIFT     (0)
0270 #define MAX98396_DSP_SPK_DITH_EN_SHIFT      (1)
0271 #define MAX98396_DSP_SPK_INVERT_SHIFT       (2)
0272 #define MAX98396_DSP_SPK_VOL_RMPUP_SHIFT    (3)
0273 #define MAX98396_DSP_SPK_VOL_RMPDN_SHIFT    (4)
0274 #define MAX98396_DSP_SPK_SAFE_EN_SHIFT      (5)
0275 #define MAX98396_DSP_SPK_WB_FLT_EN_SHIFT    (6)
0276 
0277 /* MAX98396_R20A0_AMP_SUPPLY_CTL */
0278 #define MAX98396_AMP_SUPPLY_NOVBAT      (0x1 << 0)
0279 
0280 /* MAX98396_R20E0_IV_SENSE_PATH_CFG */
0281 #define MAX98396_IV_SENSE_DCBLK_EN_MASK     (0x3 << 0)
0282 #define MAX98396_IV_SENSE_DCBLK_EN_SHIFT    (0)
0283 #define MAX98396_IV_SENSE_DITH_EN_SHIFT     (2)
0284 #define MAX98396_IV_SENSE_WB_FLT_EN_SHIFT   (3)
0285 
0286 /* MAX98396_R210E_AUTO_RESTART_BEHAVIOR */
0287 #define MAX98396_PVDD_UVLO_RESTART_SHFT     (0)
0288 #define MAX98396_VBAT_UVLO_RESTART_SHFT     (1)
0289 #define MAX98396_THEM_SHDN_RESTART_SHFT     (2)
0290 #define MAX98396_OVC_RESTART_SHFT       (3)
0291 
0292 enum {
0293     CODEC_TYPE_MAX98396,
0294     CODEC_TYPE_MAX98397,
0295 };
0296 
0297 #define  MAX98396_NUM_CORE_SUPPLIES 3
0298 
0299 struct max98396_priv {
0300     struct regmap *regmap;
0301     struct gpio_desc *reset_gpio;
0302     struct regulator_bulk_data core_supplies[MAX98396_NUM_CORE_SUPPLIES];
0303     struct regulator *pvdd, *vbat;
0304     unsigned int v_slot;
0305     unsigned int i_slot;
0306     unsigned int spkfb_slot;
0307     unsigned int bypass_slot;
0308     bool interleave_mode;
0309     bool tdm_mode;
0310     int tdm_max_samplerate;
0311     int device_id;
0312 };
0313 #endif