1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /* Copyright (c) 2017 Maxim Integrated */
3
4 #ifndef _MAX98373_H
5 #define _MAX98373_H
6
7 #define MAX98373_R2000_SW_RESET 0x2000
8 #define MAX98373_R2001_INT_RAW1 0x2001
9 #define MAX98373_R2002_INT_RAW2 0x2002
10 #define MAX98373_R2003_INT_RAW3 0x2003
11 #define MAX98373_R2004_INT_STATE1 0x2004
12 #define MAX98373_R2005_INT_STATE2 0x2005
13 #define MAX98373_R2006_INT_STATE3 0x2006
14 #define MAX98373_R2007_INT_FLAG1 0x2007
15 #define MAX98373_R2008_INT_FLAG2 0x2008
16 #define MAX98373_R2009_INT_FLAG3 0x2009
17 #define MAX98373_R200A_INT_EN1 0x200A
18 #define MAX98373_R200B_INT_EN2 0x200B
19 #define MAX98373_R200C_INT_EN3 0x200C
20 #define MAX98373_R200D_INT_FLAG_CLR1 0x200D
21 #define MAX98373_R200E_INT_FLAG_CLR2 0x200E
22 #define MAX98373_R200F_INT_FLAG_CLR3 0x200F
23 #define MAX98373_R2010_IRQ_CTRL 0x2010
24 #define MAX98373_R2014_THERM_WARN_THRESH 0x2014
25 #define MAX98373_R2015_THERM_SHDN_THRESH 0x2015
26 #define MAX98373_R2016_THERM_HYSTERESIS 0x2016
27 #define MAX98373_R2017_THERM_FOLDBACK_SET 0x2017
28 #define MAX98373_R2018_THERM_FOLDBACK_EN 0x2018
29 #define MAX98373_R201E_PIN_DRIVE_STRENGTH 0x201E
30 #define MAX98373_R2020_PCM_TX_HIZ_EN_1 0x2020
31 #define MAX98373_R2021_PCM_TX_HIZ_EN_2 0x2021
32 #define MAX98373_R2022_PCM_TX_SRC_1 0x2022
33 #define MAX98373_R2023_PCM_TX_SRC_2 0x2023
34 #define MAX98373_R2024_PCM_DATA_FMT_CFG 0x2024
35 #define MAX98373_R2025_AUDIO_IF_MODE 0x2025
36 #define MAX98373_R2026_PCM_CLOCK_RATIO 0x2026
37 #define MAX98373_R2027_PCM_SR_SETUP_1 0x2027
38 #define MAX98373_R2028_PCM_SR_SETUP_2 0x2028
39 #define MAX98373_R2029_PCM_TO_SPK_MONO_MIX_1 0x2029
40 #define MAX98373_R202A_PCM_TO_SPK_MONO_MIX_2 0x202A
41 #define MAX98373_R202B_PCM_RX_EN 0x202B
42 #define MAX98373_R202C_PCM_TX_EN 0x202C
43 #define MAX98373_R202E_ICC_RX_CH_EN_1 0x202E
44 #define MAX98373_R202F_ICC_RX_CH_EN_2 0x202F
45 #define MAX98373_R2030_ICC_TX_HIZ_EN_1 0x2030
46 #define MAX98373_R2031_ICC_TX_HIZ_EN_2 0x2031
47 #define MAX98373_R2032_ICC_LINK_EN_CFG 0x2032
48 #define MAX98373_R2034_ICC_TX_CNTL 0x2034
49 #define MAX98373_R2035_ICC_TX_EN 0x2035
50 #define MAX98373_R2036_SOUNDWIRE_CTRL 0x2036
51 #define MAX98373_R203D_AMP_DIG_VOL_CTRL 0x203D
52 #define MAX98373_R203E_AMP_PATH_GAIN 0x203E
53 #define MAX98373_R203F_AMP_DSP_CFG 0x203F
54 #define MAX98373_R2040_TONE_GEN_CFG 0x2040
55 #define MAX98373_R2041_AMP_CFG 0x2041
56 #define MAX98373_R2042_AMP_EDGE_RATE_CFG 0x2042
57 #define MAX98373_R2043_AMP_EN 0x2043
58 #define MAX98373_R2046_IV_SENSE_ADC_DSP_CFG 0x2046
59 #define MAX98373_R2047_IV_SENSE_ADC_EN 0x2047
60 #define MAX98373_R2051_MEAS_ADC_SAMPLING_RATE 0x2051
61 #define MAX98373_R2052_MEAS_ADC_PVDD_FLT_CFG 0x2052
62 #define MAX98373_R2053_MEAS_ADC_THERM_FLT_CFG 0x2053
63 #define MAX98373_R2054_MEAS_ADC_PVDD_CH_READBACK 0x2054
64 #define MAX98373_R2055_MEAS_ADC_THERM_CH_READBACK 0x2055
65 #define MAX98373_R2056_MEAS_ADC_PVDD_CH_EN 0x2056
66 #define MAX98373_R2090_BDE_LVL_HOLD 0x2090
67 #define MAX98373_R2091_BDE_GAIN_ATK_REL_RATE 0x2091
68 #define MAX98373_R2092_BDE_CLIPPER_MODE 0x2092
69 #define MAX98373_R2097_BDE_L1_THRESH 0x2097
70 #define MAX98373_R2098_BDE_L2_THRESH 0x2098
71 #define MAX98373_R2099_BDE_L3_THRESH 0x2099
72 #define MAX98373_R209A_BDE_L4_THRESH 0x209A
73 #define MAX98373_R209B_BDE_THRESH_HYST 0x209B
74 #define MAX98373_R20A8_BDE_L1_CFG_1 0x20A8
75 #define MAX98373_R20A9_BDE_L1_CFG_2 0x20A9
76 #define MAX98373_R20AA_BDE_L1_CFG_3 0x20AA
77 #define MAX98373_R20AB_BDE_L2_CFG_1 0x20AB
78 #define MAX98373_R20AC_BDE_L2_CFG_2 0x20AC
79 #define MAX98373_R20AD_BDE_L2_CFG_3 0x20AD
80 #define MAX98373_R20AE_BDE_L3_CFG_1 0x20AE
81 #define MAX98373_R20AF_BDE_L3_CFG_2 0x20AF
82 #define MAX98373_R20B0_BDE_L3_CFG_3 0x20B0
83 #define MAX98373_R20B1_BDE_L4_CFG_1 0x20B1
84 #define MAX98373_R20B2_BDE_L4_CFG_2 0x20B2
85 #define MAX98373_R20B3_BDE_L4_CFG_3 0x20B3
86 #define MAX98373_R20B4_BDE_INFINITE_HOLD_RELEASE 0x20B4
87 #define MAX98373_R20B5_BDE_EN 0x20B5
88 #define MAX98373_R20B6_BDE_CUR_STATE_READBACK 0x20B6
89 #define MAX98373_R20D1_DHT_CFG 0x20D1
90 #define MAX98373_R20D2_DHT_ATTACK_CFG 0x20D2
91 #define MAX98373_R20D3_DHT_RELEASE_CFG 0x20D3
92 #define MAX98373_R20D4_DHT_EN 0x20D4
93 #define MAX98373_R20E0_LIMITER_THRESH_CFG 0x20E0
94 #define MAX98373_R20E1_LIMITER_ATK_REL_RATES 0x20E1
95 #define MAX98373_R20E2_LIMITER_EN 0x20E2
96 #define MAX98373_R20FE_DEVICE_AUTO_RESTART_CFG 0x20FE
97 #define MAX98373_R20FF_GLOBAL_SHDN 0x20FF
98 #define MAX98373_R21FF_REV_ID 0x21FF
99
100 /* MAX98373_R2022_PCM_TX_SRC_1 */
101 #define MAX98373_PCM_TX_CH_SRC_A_V_SHIFT (0)
102 #define MAX98373_PCM_TX_CH_SRC_A_I_SHIFT (4)
103
104 /* MAX98373_R2024_PCM_DATA_FMT_CFG */
105 #define MAX98373_PCM_MODE_CFG_FORMAT_MASK (0x7 << 3)
106 #define MAX98373_PCM_MODE_CFG_FORMAT_SHIFT (3)
107 #define MAX98373_PCM_TX_CH_INTERLEAVE_MASK (0x1 << 2)
108 #define MAX98373_PCM_FORMAT_I2S (0x0 << 0)
109 #define MAX98373_PCM_FORMAT_LJ (0x1 << 0)
110 #define MAX98373_PCM_FORMAT_TDM_MODE0 (0x3 << 0)
111 #define MAX98373_PCM_FORMAT_TDM_MODE1 (0x4 << 0)
112 #define MAX98373_PCM_FORMAT_TDM_MODE2 (0x5 << 0)
113 #define MAX98373_PCM_MODE_CFG_CHANSZ_MASK (0x3 << 6)
114 #define MAX98373_PCM_MODE_CFG_CHANSZ_16 (0x1 << 6)
115 #define MAX98373_PCM_MODE_CFG_CHANSZ_24 (0x2 << 6)
116 #define MAX98373_PCM_MODE_CFG_CHANSZ_32 (0x3 << 6)
117
118 /* MAX98373_R2026_PCM_CLOCK_RATIO */
119 #define MAX98373_PCM_MODE_CFG_PCM_BCLKEDGE (0x1 << 4)
120 #define MAX98373_PCM_CLK_SETUP_BSEL_MASK (0xF << 0)
121
122 /* MAX98373_R2027_PCM_SR_SETUP_1 */
123 #define MAX98373_PCM_SR_SET1_SR_MASK (0xF << 0)
124 #define MAX98373_PCM_SR_SET1_SR_8000 (0x0 << 0)
125 #define MAX98373_PCM_SR_SET1_SR_11025 (0x1 << 0)
126 #define MAX98373_PCM_SR_SET1_SR_12000 (0x2 << 0)
127 #define MAX98373_PCM_SR_SET1_SR_16000 (0x3 << 0)
128 #define MAX98373_PCM_SR_SET1_SR_22050 (0x4 << 0)
129 #define MAX98373_PCM_SR_SET1_SR_24000 (0x5 << 0)
130 #define MAX98373_PCM_SR_SET1_SR_32000 (0x6 << 0)
131 #define MAX98373_PCM_SR_SET1_SR_44100 (0x7 << 0)
132 #define MAX98373_PCM_SR_SET1_SR_48000 (0x8 << 0)
133 #define MAX98373_PCM_SR_SET1_SR_88200 (0x9 << 0)
134 #define MAX98373_PCM_SR_SET1_SR_96000 (0xA << 0)
135
136 /* MAX98373_R2028_PCM_SR_SETUP_2 */
137 #define MAX98373_PCM_SR_SET2_SR_MASK (0xF << 4)
138 #define MAX98373_PCM_SR_SET2_SR_SHIFT (4)
139 #define MAX98373_PCM_SR_SET2_IVADC_SR_MASK (0xF << 0)
140
141 /* MAX98373_R2029_PCM_TO_SPK_MONO_MIX_1 */
142 #define MAX98373_PCM_TO_SPK_MONOMIX_CFG_MASK (0x3 << 6)
143 #define MAX98373_PCM_TO_SPK_MONOMIX_CFG_SHIFT (6)
144 #define MAX98373_PCM_TO_SPK_CH0_SRC_MASK (0xF << 0)
145
146 /* MAX98373_R203E_AMP_PATH_GAIN */
147 #define MAX98373_SPK_DIGI_GAIN_MASK (0xF << 4)
148 #define MAX98373_SPK_DIGI_GAIN_SHIFT (4)
149 #define MAX98373_FS_GAIN_MAX_MASK (0xF << 0)
150 #define MAX98373_FS_GAIN_MAX_SHIFT (0)
151
152 /* MAX98373_R203F_AMP_DSP_CFG */
153 #define MAX98373_AMP_DSP_CFG_DCBLK_SHIFT (0)
154 #define MAX98373_AMP_DSP_CFG_DITH_SHIFT (1)
155 #define MAX98373_AMP_DSP_CFG_RMP_UP_SHIFT (2)
156 #define MAX98373_AMP_DSP_CFG_RMP_DN_SHIFT (3)
157 #define MAX98373_AMP_DSP_CFG_DAC_INV_SHIFT (5)
158 #define MAX98373_AMP_VOL_SEL_SHIFT (7)
159
160 /* MAX98373_R2043_AMP_EN */
161 #define MAX98373_SPKFB_EN_MASK (0x1 << 1)
162 #define MAX98373_SPK_EN_MASK (0x1 << 0)
163 #define MAX98373_SPKFB_EN_SHIFT (1)
164
165 /*MAX98373_R2052_MEAS_ADC_PVDD_FLT_CFG */
166 #define MAX98373_FLT_EN_SHIFT (4)
167
168 /* MAX98373_R20B2_BDE_L4_CFG_2 */
169 #define MAX98373_LVL4_MUTE_EN_SHIFT (7)
170 #define MAX98373_LVL4_HOLD_EN_SHIFT (6)
171
172 /* MAX98373_R20B5_BDE_EN */
173 #define MAX98373_BDE_EN_SHIFT (0)
174
175 /* MAX98373_R20D1_DHT_CFG */
176 #define MAX98373_DHT_SPK_GAIN_MIN_SHIFT (4)
177 #define MAX98373_DHT_ROT_PNT_SHIFT (0)
178
179 /* MAX98373_R20D2_DHT_ATTACK_CFG */
180 #define MAX98373_DHT_ATTACK_STEP_SHIFT (3)
181 #define MAX98373_DHT_ATTACK_RATE_SHIFT (0)
182
183 /* MAX98373_R20D3_DHT_RELEASE_CFG */
184 #define MAX98373_DHT_RELEASE_STEP_SHIFT (3)
185 #define MAX98373_DHT_RELEASE_RATE_SHIFT (0)
186
187 /* MAX98373_R20D4_DHT_EN */
188 #define MAX98373_DHT_EN_SHIFT (0)
189
190 /* MAX98373_R20E0_LIMITER_THRESH_CFG */
191 #define MAX98373_LIMITER_THRESH_SHIFT (2)
192 #define MAX98373_LIMITER_THRESH_SRC_SHIFT (0)
193
194 /* MAX98373_R20E2_LIMITER_EN */
195 #define MAX98373_LIMITER_EN_SHIFT (0)
196
197 /* MAX98373_R20FE_DEVICE_AUTO_RESTART_CFG */
198 #define MAX98373_OVC_AUTORESTART_SHIFT (3)
199 #define MAX98373_THERM_AUTORESTART_SHIFT (2)
200 #define MAX98373_CMON_AUTORESTART_SHIFT (1)
201 #define MAX98373_CLOCK_MON_SHIFT (0)
202
203 /* MAX98373_R20FF_GLOBAL_SHDN */
204 #define MAX98373_GLOBAL_EN_MASK (0x1 << 0)
205
206 /* MAX98373_R2000_SW_RESET */
207 #define MAX98373_SOFT_RESET (0x1 << 0)
208
209 struct max98373_cache {
210 u32 reg;
211 u32 val;
212 };
213
214 struct max98373_priv {
215 struct regmap *regmap;
216 struct gpio_desc *reset;
217 unsigned int v_slot;
218 unsigned int i_slot;
219 unsigned int spkfb_slot;
220 bool interleave_mode;
221 unsigned int ch_size;
222 bool tdm_mode;
223 /* cache for reading a valid fake feedback value */
224 struct max98373_cache *cache;
225 int cache_num;
226 /* variables to support soundwire */
227 struct sdw_slave *slave;
228 bool hw_init;
229 bool first_hw_init;
230 int slot;
231 unsigned int rx_mask;
232 };
233
234 extern const struct snd_soc_component_driver soc_codec_dev_max98373;
235 extern const struct snd_soc_component_driver soc_codec_dev_max98373_sdw;
236
237 void max98373_reset(struct max98373_priv *max98373, struct device *dev);
238 void max98373_slot_config(struct device *dev,
239 struct max98373_priv *max98373);
240 #endif
241
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