1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * NAU85L40 ALSA SoC audio driver 4 * 5 * Copyright 2016 Nuvoton Technology Corp. 6 * Author: John Hsu <KCHSU0@nuvoton.com> 7 */ 8 9 #ifndef __NAU8540_H__ 10 #define __NAU8540_H__ 11 12 #define NAU8540_REG_SW_RESET 0x00 13 #define NAU8540_REG_POWER_MANAGEMENT 0x01 14 #define NAU8540_REG_CLOCK_CTRL 0x02 15 #define NAU8540_REG_CLOCK_SRC 0x03 16 #define NAU8540_REG_FLL1 0x04 17 #define NAU8540_REG_FLL2 0x05 18 #define NAU8540_REG_FLL3 0x06 19 #define NAU8540_REG_FLL4 0x07 20 #define NAU8540_REG_FLL5 0x08 21 #define NAU8540_REG_FLL6 0x09 22 #define NAU8540_REG_FLL_VCO_RSV 0x0A 23 #define NAU8540_REG_PCM_CTRL0 0x10 24 #define NAU8540_REG_PCM_CTRL1 0x11 25 #define NAU8540_REG_PCM_CTRL2 0x12 26 #define NAU8540_REG_PCM_CTRL3 0x13 27 #define NAU8540_REG_PCM_CTRL4 0x14 28 #define NAU8540_REG_ALC_CONTROL_1 0x20 29 #define NAU8540_REG_ALC_CONTROL_2 0x21 30 #define NAU8540_REG_ALC_CONTROL_3 0x22 31 #define NAU8540_REG_ALC_CONTROL_4 0x23 32 #define NAU8540_REG_ALC_CONTROL_5 0x24 33 #define NAU8540_REG_ALC_GAIN_CH12 0x2D 34 #define NAU8540_REG_ALC_GAIN_CH34 0x2E 35 #define NAU8540_REG_ALC_STATUS 0x2F 36 #define NAU8540_REG_NOTCH_FIL1_CH1 0x30 37 #define NAU8540_REG_NOTCH_FIL2_CH1 0x31 38 #define NAU8540_REG_NOTCH_FIL1_CH2 0x32 39 #define NAU8540_REG_NOTCH_FIL2_CH2 0x33 40 #define NAU8540_REG_NOTCH_FIL1_CH3 0x34 41 #define NAU8540_REG_NOTCH_FIL2_CH3 0x35 42 #define NAU8540_REG_NOTCH_FIL1_CH4 0x36 43 #define NAU8540_REG_NOTCH_FIL2_CH4 0x37 44 #define NAU8540_REG_HPF_FILTER_CH12 0x38 45 #define NAU8540_REG_HPF_FILTER_CH34 0x39 46 #define NAU8540_REG_ADC_SAMPLE_RATE 0x3A 47 #define NAU8540_REG_DIGITAL_GAIN_CH1 0x40 48 #define NAU8540_REG_DIGITAL_GAIN_CH2 0x41 49 #define NAU8540_REG_DIGITAL_GAIN_CH3 0x42 50 #define NAU8540_REG_DIGITAL_GAIN_CH4 0x43 51 #define NAU8540_REG_DIGITAL_MUX 0x44 52 #define NAU8540_REG_P2P_CH1 0x48 53 #define NAU8540_REG_P2P_CH2 0x49 54 #define NAU8540_REG_P2P_CH3 0x4A 55 #define NAU8540_REG_P2P_CH4 0x4B 56 #define NAU8540_REG_PEAK_CH1 0x4C 57 #define NAU8540_REG_PEAK_CH2 0x4D 58 #define NAU8540_REG_PEAK_CH3 0x4E 59 #define NAU8540_REG_PEAK_CH4 0x4F 60 #define NAU8540_REG_GPIO_CTRL 0x50 61 #define NAU8540_REG_MISC_CTRL 0x51 62 #define NAU8540_REG_I2C_CTRL 0x52 63 #define NAU8540_REG_I2C_DEVICE_ID 0x58 64 #define NAU8540_REG_RST 0x5A 65 #define NAU8540_REG_VMID_CTRL 0x60 66 #define NAU8540_REG_MUTE 0x61 67 #define NAU8540_REG_ANALOG_ADC1 0x64 68 #define NAU8540_REG_ANALOG_ADC2 0x65 69 #define NAU8540_REG_ANALOG_PWR 0x66 70 #define NAU8540_REG_MIC_BIAS 0x67 71 #define NAU8540_REG_REFERENCE 0x68 72 #define NAU8540_REG_FEPGA1 0x69 73 #define NAU8540_REG_FEPGA2 0x6A 74 #define NAU8540_REG_FEPGA3 0x6B 75 #define NAU8540_REG_FEPGA4 0x6C 76 #define NAU8540_REG_PWR 0x6D 77 #define NAU8540_REG_MAX NAU8540_REG_PWR 78 79 80 /* POWER_MANAGEMENT (0x01) */ 81 #define NAU8540_ADC4_EN (0x1 << 3) 82 #define NAU8540_ADC3_EN (0x1 << 2) 83 #define NAU8540_ADC2_EN (0x1 << 1) 84 #define NAU8540_ADC1_EN 0x1 85 86 /* CLOCK_CTRL (0x02) */ 87 #define NAU8540_CLK_ADC_EN (0x1 << 15) 88 #define NAU8540_CLK_AGC_EN (0x1 << 3) 89 #define NAU8540_CLK_I2S_EN (0x1 << 1) 90 91 /* CLOCK_SRC (0x03) */ 92 #define NAU8540_CLK_SRC_SFT 15 93 #define NAU8540_CLK_SRC_MASK (1 << NAU8540_CLK_SRC_SFT) 94 #define NAU8540_CLK_SRC_VCO (1 << NAU8540_CLK_SRC_SFT) 95 #define NAU8540_CLK_SRC_MCLK (0 << NAU8540_CLK_SRC_SFT) 96 #define NAU8540_CLK_ADC_SRC_SFT 6 97 #define NAU8540_CLK_ADC_SRC_MASK (0x3 << NAU8540_CLK_ADC_SRC_SFT) 98 #define NAU8540_CLK_MCLK_SRC_MASK 0xf 99 100 /* FLL1 (0x04) */ 101 #define NAU8540_ICTRL_LATCH_SFT 10 102 #define NAU8540_ICTRL_LATCH_MASK (0x7 << NAU8540_ICTRL_LATCH_SFT) 103 #define NAU8540_FLL_RATIO_MASK 0x7f 104 105 /* FLL3 (0x06) */ 106 #define NAU8540_GAIN_ERR_SFT 12 107 #define NAU8540_GAIN_ERR_MASK (0xf << NAU8540_GAIN_ERR_SFT) 108 #define NAU8540_FLL_CLK_SRC_SFT 10 109 #define NAU8540_FLL_CLK_SRC_MASK (0x3 << NAU8540_FLL_CLK_SRC_SFT) 110 #define NAU8540_FLL_CLK_SRC_MCLK (0 << NAU8540_FLL_CLK_SRC_SFT) 111 #define NAU8540_FLL_CLK_SRC_BLK (0x2 << NAU8540_FLL_CLK_SRC_SFT) 112 #define NAU8540_FLL_CLK_SRC_FS (0x3 << NAU8540_FLL_CLK_SRC_SFT) 113 #define NAU8540_FLL_INTEGER_MASK 0x3ff 114 115 /* FLL4 (0x07) */ 116 #define NAU8540_FLL_REF_DIV_SFT 10 117 #define NAU8540_FLL_REF_DIV_MASK (0x3 << NAU8540_FLL_REF_DIV_SFT) 118 119 /* FLL5 (0x08) */ 120 #define NAU8540_FLL_PDB_DAC_EN (0x1 << 15) 121 #define NAU8540_FLL_LOOP_FTR_EN (0x1 << 14) 122 #define NAU8540_FLL_CLK_SW_MASK (0x1 << 13) 123 #define NAU8540_FLL_CLK_SW_N2 (0x1 << 13) 124 #define NAU8540_FLL_CLK_SW_REF (0x0 << 13) 125 #define NAU8540_FLL_FTR_SW_MASK (0x1 << 12) 126 #define NAU8540_FLL_FTR_SW_ACCU (0x1 << 12) 127 #define NAU8540_FLL_FTR_SW_FILTER (0x0 << 12) 128 129 /* FLL6 (0x9) */ 130 #define NAU8540_DCO_EN (0x1 << 15) 131 #define NAU8540_SDM_EN (0x1 << 14) 132 #define NAU8540_CUTOFF500 (0x1 << 13) 133 134 /* PCM_CTRL0 (0x10) */ 135 #define NAU8540_I2S_BP_SFT 7 136 #define NAU8540_I2S_BP_INV (0x1 << NAU8540_I2S_BP_SFT) 137 #define NAU8540_I2S_PCMB_SFT 6 138 #define NAU8540_I2S_PCMB_EN (0x1 << NAU8540_I2S_PCMB_SFT) 139 #define NAU8540_I2S_DL_SFT 2 140 #define NAU8540_I2S_DL_MASK (0x3 << NAU8540_I2S_DL_SFT) 141 #define NAU8540_I2S_DL_16 (0 << NAU8540_I2S_DL_SFT) 142 #define NAU8540_I2S_DL_20 (0x1 << NAU8540_I2S_DL_SFT) 143 #define NAU8540_I2S_DL_24 (0x2 << NAU8540_I2S_DL_SFT) 144 #define NAU8540_I2S_DL_32 (0x3 << NAU8540_I2S_DL_SFT) 145 #define NAU8540_I2S_DF_MASK 0x3 146 #define NAU8540_I2S_DF_RIGTH 0 147 #define NAU8540_I2S_DF_LEFT 0x1 148 #define NAU8540_I2S_DF_I2S 0x2 149 #define NAU8540_I2S_DF_PCM_AB 0x3 150 151 /* PCM_CTRL1 (0x11) */ 152 #define NAU8540_I2S_DO12_TRI (0x1 << 15) 153 #define NAU8540_I2S_LRC_DIV_SFT 12 154 #define NAU8540_I2S_LRC_DIV_MASK (0x3 << NAU8540_I2S_LRC_DIV_SFT) 155 #define NAU8540_I2S_DO12_OE (0x1 << 4) 156 #define NAU8540_I2S_MS_SFT 3 157 #define NAU8540_I2S_MS_MASK (0x1 << NAU8540_I2S_MS_SFT) 158 #define NAU8540_I2S_MS_MASTER (0x1 << NAU8540_I2S_MS_SFT) 159 #define NAU8540_I2S_MS_SLAVE (0x0 << NAU8540_I2S_MS_SFT) 160 #define NAU8540_I2S_BLK_DIV_MASK 0x7 161 162 /* PCM_CTRL1 (0x12) */ 163 #define NAU8540_I2S_DO34_TRI (0x1 << 15) 164 #define NAU8540_I2S_DO34_OE (0x1 << 11) 165 #define NAU8540_I2S_TSLOT_L_MASK 0x3ff 166 167 /* PCM_CTRL4 (0x14) */ 168 #define NAU8540_TDM_MODE (0x1 << 15) 169 #define NAU8540_TDM_OFFSET_EN (0x1 << 14) 170 #define NAU8540_TDM_TX_MASK 0xf 171 172 /* ALC_CONTROL_3 (0x22) */ 173 #define NAU8540_ALC_CH1_EN (0x1 << 12) 174 #define NAU8540_ALC_CH2_EN (0x1 << 13) 175 #define NAU8540_ALC_CH3_EN (0x1 << 14) 176 #define NAU8540_ALC_CH4_EN (0x1 << 15) 177 #define NAU8540_ALC_CH_ALL_EN (0xf << 12) 178 179 /* ADC_SAMPLE_RATE (0x3A) */ 180 #define NAU8540_CH_SYNC (0x1 << 14) 181 #define NAU8540_ADC_OSR_MASK 0x3 182 #define NAU8540_ADC_OSR_256 0x3 183 #define NAU8540_ADC_OSR_128 0x2 184 #define NAU8540_ADC_OSR_64 0x1 185 #define NAU8540_ADC_OSR_32 0x0 186 187 /* VMID_CTRL (0x60) */ 188 #define NAU8540_VMID_EN (1 << 6) 189 #define NAU8540_VMID_SEL_SFT 4 190 #define NAU8540_VMID_SEL_MASK (0x3 << NAU8540_VMID_SEL_SFT) 191 192 /* MUTE (0x61) */ 193 #define NAU8540_PGA_CH1_MUTE 0x1 194 #define NAU8540_PGA_CH2_MUTE 0x2 195 #define NAU8540_PGA_CH3_MUTE 0x4 196 #define NAU8540_PGA_CH4_MUTE 0x8 197 #define NAU8540_PGA_CH_ALL_MUTE 0xf 198 199 /* MIC_BIAS (0x67) */ 200 #define NAU8540_PU_PRE (0x1 << 8) 201 202 /* REFERENCE (0x68) */ 203 #define NAU8540_PRECHARGE_DIS (0x1 << 13) 204 #define NAU8540_GLOBAL_BIAS_EN (0x1 << 12) 205 206 /* FEPGA1 (0x69) */ 207 #define NAU8540_FEPGA1_MODCH2_SHT_SFT 7 208 #define NAU8540_FEPGA1_MODCH2_SHT (0x1 << NAU8540_FEPGA1_MODCH2_SHT_SFT) 209 #define NAU8540_FEPGA1_MODCH1_SHT_SFT 3 210 #define NAU8540_FEPGA1_MODCH1_SHT (0x1 << NAU8540_FEPGA1_MODCH1_SHT_SFT) 211 212 /* FEPGA2 (0x6A) */ 213 #define NAU8540_FEPGA2_MODCH4_SHT_SFT 7 214 #define NAU8540_FEPGA2_MODCH4_SHT (0x1 << NAU8540_FEPGA2_MODCH4_SHT_SFT) 215 #define NAU8540_FEPGA2_MODCH3_SHT_SFT 3 216 #define NAU8540_FEPGA2_MODCH3_SHT (0x1 << NAU8540_FEPGA2_MODCH3_SHT_SFT) 217 218 219 /* System Clock Source */ 220 enum { 221 NAU8540_CLK_DIS, 222 NAU8540_CLK_MCLK, 223 NAU8540_CLK_INTERNAL, 224 NAU8540_CLK_FLL_MCLK, 225 NAU8540_CLK_FLL_BLK, 226 NAU8540_CLK_FLL_FS, 227 }; 228 229 struct nau8540 { 230 struct device *dev; 231 struct regmap *regmap; 232 }; 233 234 struct nau8540_fll { 235 int mclk_src; 236 int ratio; 237 int fll_frac; 238 int fll_int; 239 int clk_ref_div; 240 }; 241 242 struct nau8540_fll_attr { 243 unsigned int param; 244 unsigned int val; 245 }; 246 247 /* over sampling rate */ 248 struct nau8540_osr_attr { 249 unsigned int osr; 250 unsigned int clk_src; 251 }; 252 253 254 #endif /* __NAU8540_H__ */ 255