1 /* 2 * Driver for the PCM512x CODECs 3 * 4 * Author: Mark Brown <broonie@kernel.org> 5 * Copyright 2014 Linaro Ltd 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * version 2 as published by the Free Software Foundation. 10 * 11 * This program is distributed in the hope that it will be useful, but 12 * WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * General Public License for more details. 15 */ 16 17 #ifndef _SND_SOC_PCM512X 18 #define _SND_SOC_PCM512X 19 20 #include <linux/pm.h> 21 #include <linux/regmap.h> 22 23 #define PCM512x_VIRT_BASE 0x100 24 #define PCM512x_PAGE_LEN 0x100 25 #define PCM512x_PAGE_BASE(n) (PCM512x_VIRT_BASE + (PCM512x_PAGE_LEN * n)) 26 27 #define PCM512x_PAGE 0 28 29 #define PCM512x_RESET (PCM512x_PAGE_BASE(0) + 1) 30 #define PCM512x_POWER (PCM512x_PAGE_BASE(0) + 2) 31 #define PCM512x_MUTE (PCM512x_PAGE_BASE(0) + 3) 32 #define PCM512x_PLL_EN (PCM512x_PAGE_BASE(0) + 4) 33 #define PCM512x_SPI_MISO_FUNCTION (PCM512x_PAGE_BASE(0) + 6) 34 #define PCM512x_DSP (PCM512x_PAGE_BASE(0) + 7) 35 #define PCM512x_GPIO_EN (PCM512x_PAGE_BASE(0) + 8) 36 #define PCM512x_BCLK_LRCLK_CFG (PCM512x_PAGE_BASE(0) + 9) 37 #define PCM512x_DSP_GPIO_INPUT (PCM512x_PAGE_BASE(0) + 10) 38 #define PCM512x_MASTER_MODE (PCM512x_PAGE_BASE(0) + 12) 39 #define PCM512x_PLL_REF (PCM512x_PAGE_BASE(0) + 13) 40 #define PCM512x_DAC_REF (PCM512x_PAGE_BASE(0) + 14) 41 #define PCM512x_GPIO_DACIN (PCM512x_PAGE_BASE(0) + 16) 42 #define PCM512x_GPIO_PLLIN (PCM512x_PAGE_BASE(0) + 18) 43 #define PCM512x_SYNCHRONIZE (PCM512x_PAGE_BASE(0) + 19) 44 #define PCM512x_PLL_COEFF_0 (PCM512x_PAGE_BASE(0) + 20) 45 #define PCM512x_PLL_COEFF_1 (PCM512x_PAGE_BASE(0) + 21) 46 #define PCM512x_PLL_COEFF_2 (PCM512x_PAGE_BASE(0) + 22) 47 #define PCM512x_PLL_COEFF_3 (PCM512x_PAGE_BASE(0) + 23) 48 #define PCM512x_PLL_COEFF_4 (PCM512x_PAGE_BASE(0) + 24) 49 #define PCM512x_DSP_CLKDIV (PCM512x_PAGE_BASE(0) + 27) 50 #define PCM512x_DAC_CLKDIV (PCM512x_PAGE_BASE(0) + 28) 51 #define PCM512x_NCP_CLKDIV (PCM512x_PAGE_BASE(0) + 29) 52 #define PCM512x_OSR_CLKDIV (PCM512x_PAGE_BASE(0) + 30) 53 #define PCM512x_MASTER_CLKDIV_1 (PCM512x_PAGE_BASE(0) + 32) 54 #define PCM512x_MASTER_CLKDIV_2 (PCM512x_PAGE_BASE(0) + 33) 55 #define PCM512x_FS_SPEED_MODE (PCM512x_PAGE_BASE(0) + 34) 56 #define PCM512x_IDAC_1 (PCM512x_PAGE_BASE(0) + 35) 57 #define PCM512x_IDAC_2 (PCM512x_PAGE_BASE(0) + 36) 58 #define PCM512x_ERROR_DETECT (PCM512x_PAGE_BASE(0) + 37) 59 #define PCM512x_I2S_1 (PCM512x_PAGE_BASE(0) + 40) 60 #define PCM512x_I2S_2 (PCM512x_PAGE_BASE(0) + 41) 61 #define PCM512x_DAC_ROUTING (PCM512x_PAGE_BASE(0) + 42) 62 #define PCM512x_DSP_PROGRAM (PCM512x_PAGE_BASE(0) + 43) 63 #define PCM512x_CLKDET (PCM512x_PAGE_BASE(0) + 44) 64 #define PCM512x_AUTO_MUTE (PCM512x_PAGE_BASE(0) + 59) 65 #define PCM512x_DIGITAL_VOLUME_1 (PCM512x_PAGE_BASE(0) + 60) 66 #define PCM512x_DIGITAL_VOLUME_2 (PCM512x_PAGE_BASE(0) + 61) 67 #define PCM512x_DIGITAL_VOLUME_3 (PCM512x_PAGE_BASE(0) + 62) 68 #define PCM512x_DIGITAL_MUTE_1 (PCM512x_PAGE_BASE(0) + 63) 69 #define PCM512x_DIGITAL_MUTE_2 (PCM512x_PAGE_BASE(0) + 64) 70 #define PCM512x_DIGITAL_MUTE_3 (PCM512x_PAGE_BASE(0) + 65) 71 #define PCM512x_GPIO_OUTPUT_1 (PCM512x_PAGE_BASE(0) + 80) 72 #define PCM512x_GPIO_OUTPUT_2 (PCM512x_PAGE_BASE(0) + 81) 73 #define PCM512x_GPIO_OUTPUT_3 (PCM512x_PAGE_BASE(0) + 82) 74 #define PCM512x_GPIO_OUTPUT_4 (PCM512x_PAGE_BASE(0) + 83) 75 #define PCM512x_GPIO_OUTPUT_5 (PCM512x_PAGE_BASE(0) + 84) 76 #define PCM512x_GPIO_OUTPUT_6 (PCM512x_PAGE_BASE(0) + 85) 77 #define PCM512x_GPIO_CONTROL_1 (PCM512x_PAGE_BASE(0) + 86) 78 #define PCM512x_GPIO_CONTROL_2 (PCM512x_PAGE_BASE(0) + 87) 79 #define PCM512x_OVERFLOW (PCM512x_PAGE_BASE(0) + 90) 80 #define PCM512x_RATE_DET_1 (PCM512x_PAGE_BASE(0) + 91) 81 #define PCM512x_RATE_DET_2 (PCM512x_PAGE_BASE(0) + 92) 82 #define PCM512x_RATE_DET_3 (PCM512x_PAGE_BASE(0) + 93) 83 #define PCM512x_RATE_DET_4 (PCM512x_PAGE_BASE(0) + 94) 84 #define PCM512x_CLOCK_STATUS (PCM512x_PAGE_BASE(0) + 95) 85 #define PCM512x_ANALOG_MUTE_DET (PCM512x_PAGE_BASE(0) + 108) 86 #define PCM512x_GPIN (PCM512x_PAGE_BASE(0) + 119) 87 #define PCM512x_DIGITAL_MUTE_DET (PCM512x_PAGE_BASE(0) + 120) 88 89 #define PCM512x_OUTPUT_AMPLITUDE (PCM512x_PAGE_BASE(1) + 1) 90 #define PCM512x_ANALOG_GAIN_CTRL (PCM512x_PAGE_BASE(1) + 2) 91 #define PCM512x_UNDERVOLTAGE_PROT (PCM512x_PAGE_BASE(1) + 5) 92 #define PCM512x_ANALOG_MUTE_CTRL (PCM512x_PAGE_BASE(1) + 6) 93 #define PCM512x_ANALOG_GAIN_BOOST (PCM512x_PAGE_BASE(1) + 7) 94 #define PCM512x_VCOM_CTRL_1 (PCM512x_PAGE_BASE(1) + 8) 95 #define PCM512x_VCOM_CTRL_2 (PCM512x_PAGE_BASE(1) + 9) 96 97 #define PCM512x_CRAM_CTRL (PCM512x_PAGE_BASE(44) + 1) 98 99 #define PCM512x_FLEX_A (PCM512x_PAGE_BASE(253) + 63) 100 #define PCM512x_FLEX_B (PCM512x_PAGE_BASE(253) + 64) 101 102 #define PCM512x_MAX_REGISTER (PCM512x_PAGE_BASE(253) + 64) 103 104 /* Page 0, Register 1 - reset */ 105 #define PCM512x_RSTR (1 << 0) 106 #define PCM512x_RSTM (1 << 4) 107 108 /* Page 0, Register 2 - power */ 109 #define PCM512x_RQPD (1 << 0) 110 #define PCM512x_RQPD_SHIFT 0 111 #define PCM512x_RQST (1 << 4) 112 #define PCM512x_RQST_SHIFT 4 113 114 /* Page 0, Register 3 - mute */ 115 #define PCM512x_RQMR (1 << 0) 116 #define PCM512x_RQMR_SHIFT 0 117 #define PCM512x_RQML (1 << 4) 118 #define PCM512x_RQML_SHIFT 4 119 120 /* Page 0, Register 4 - PLL */ 121 #define PCM512x_PLLE (1 << 0) 122 #define PCM512x_PLLE_SHIFT 0 123 #define PCM512x_PLCK (1 << 4) 124 #define PCM512x_PLCK_SHIFT 4 125 126 /* Page 0, Register 7 - DSP */ 127 #define PCM512x_SDSL (1 << 0) 128 #define PCM512x_SDSL_SHIFT 0 129 #define PCM512x_DEMP (1 << 4) 130 #define PCM512x_DEMP_SHIFT 4 131 132 /* Page 0, Register 8 - GPIO output enable */ 133 #define PCM512x_G1OE (1 << 0) 134 #define PCM512x_G2OE (1 << 1) 135 #define PCM512x_G3OE (1 << 2) 136 #define PCM512x_G4OE (1 << 3) 137 #define PCM512x_G5OE (1 << 4) 138 #define PCM512x_G6OE (1 << 5) 139 140 /* Page 0, Register 9 - BCK, LRCLK configuration */ 141 #define PCM512x_LRKO (1 << 0) 142 #define PCM512x_LRKO_SHIFT 0 143 #define PCM512x_BCKO (1 << 4) 144 #define PCM512x_BCKO_SHIFT 4 145 #define PCM512x_BCKP (1 << 5) 146 #define PCM512x_BCKP_SHIFT 5 147 148 /* Page 0, Register 12 - Master mode BCK, LRCLK reset */ 149 #define PCM512x_RLRK (1 << 0) 150 #define PCM512x_RLRK_SHIFT 0 151 #define PCM512x_RBCK (1 << 1) 152 #define PCM512x_RBCK_SHIFT 1 153 154 /* Page 0, Register 13 - PLL reference */ 155 #define PCM512x_SREF (7 << 4) 156 #define PCM512x_SREF_SHIFT 4 157 #define PCM512x_SREF_SCK (0 << 4) 158 #define PCM512x_SREF_BCK (1 << 4) 159 #define PCM512x_SREF_GPIO (3 << 4) 160 161 /* Page 0, Register 14 - DAC reference */ 162 #define PCM512x_SDAC (7 << 4) 163 #define PCM512x_SDAC_SHIFT 4 164 #define PCM512x_SDAC_MCK (0 << 4) 165 #define PCM512x_SDAC_PLL (1 << 4) 166 #define PCM512x_SDAC_SCK (3 << 4) 167 #define PCM512x_SDAC_BCK (4 << 4) 168 #define PCM512x_SDAC_GPIO (5 << 4) 169 170 /* Page 0, Register 16, 18 - GPIO source for DAC, PLL */ 171 #define PCM512x_GREF (7 << 0) 172 #define PCM512x_GREF_SHIFT 0 173 #define PCM512x_GREF_GPIO1 (0 << 0) 174 #define PCM512x_GREF_GPIO2 (1 << 0) 175 #define PCM512x_GREF_GPIO3 (2 << 0) 176 #define PCM512x_GREF_GPIO4 (3 << 0) 177 #define PCM512x_GREF_GPIO5 (4 << 0) 178 #define PCM512x_GREF_GPIO6 (5 << 0) 179 180 /* Page 0, Register 19 - synchronize */ 181 #define PCM512x_RQSY (1 << 0) 182 #define PCM512x_RQSY_RESUME (0 << 0) 183 #define PCM512x_RQSY_HALT (1 << 0) 184 185 /* Page 0, Register 34 - fs speed mode */ 186 #define PCM512x_FSSP (3 << 0) 187 #define PCM512x_FSSP_SHIFT 0 188 #define PCM512x_FSSP_48KHZ (0 << 0) 189 #define PCM512x_FSSP_96KHZ (1 << 0) 190 #define PCM512x_FSSP_192KHZ (2 << 0) 191 #define PCM512x_FSSP_384KHZ (3 << 0) 192 193 /* Page 0, Register 37 - Error detection */ 194 #define PCM512x_IPLK (1 << 0) 195 #define PCM512x_DCAS (1 << 1) 196 #define PCM512x_IDCM (1 << 2) 197 #define PCM512x_IDCH (1 << 3) 198 #define PCM512x_IDSK (1 << 4) 199 #define PCM512x_IDBK (1 << 5) 200 #define PCM512x_IDFS (1 << 6) 201 202 /* Page 0, Register 40 - I2S configuration */ 203 #define PCM512x_ALEN (3 << 0) 204 #define PCM512x_ALEN_SHIFT 0 205 #define PCM512x_ALEN_16 (0 << 0) 206 #define PCM512x_ALEN_20 (1 << 0) 207 #define PCM512x_ALEN_24 (2 << 0) 208 #define PCM512x_ALEN_32 (3 << 0) 209 #define PCM512x_AFMT (3 << 4) 210 #define PCM512x_AFMT_SHIFT 4 211 #define PCM512x_AFMT_I2S (0 << 4) 212 #define PCM512x_AFMT_DSP (1 << 4) 213 #define PCM512x_AFMT_RTJ (2 << 4) 214 #define PCM512x_AFMT_LTJ (3 << 4) 215 216 /* Page 0, Register 42 - DAC routing */ 217 #define PCM512x_AUPR_SHIFT 0 218 #define PCM512x_AUPL_SHIFT 4 219 220 /* Page 0, Register 59 - auto mute */ 221 #define PCM512x_ATMR_SHIFT 0 222 #define PCM512x_ATML_SHIFT 4 223 224 /* Page 0, Register 63 - ramp rates */ 225 #define PCM512x_VNDF_SHIFT 6 226 #define PCM512x_VNDS_SHIFT 4 227 #define PCM512x_VNUF_SHIFT 2 228 #define PCM512x_VNUS_SHIFT 0 229 230 /* Page 0, Register 64 - emergency ramp rates */ 231 #define PCM512x_VEDF_SHIFT 6 232 #define PCM512x_VEDS_SHIFT 4 233 234 /* Page 0, Register 65 - Digital mute enables */ 235 #define PCM512x_ACTL_SHIFT 2 236 #define PCM512x_AMLE_SHIFT 1 237 #define PCM512x_AMRE_SHIFT 0 238 239 /* Page 0, Register 80-85, GPIO output selection */ 240 #define PCM512x_GxSL (31 << 0) 241 #define PCM512x_GxSL_SHIFT 0 242 #define PCM512x_GxSL_OFF (0 << 0) 243 #define PCM512x_GxSL_DSP (1 << 0) 244 #define PCM512x_GxSL_REG (2 << 0) 245 #define PCM512x_GxSL_AMUTB (3 << 0) 246 #define PCM512x_GxSL_AMUTL (4 << 0) 247 #define PCM512x_GxSL_AMUTR (5 << 0) 248 #define PCM512x_GxSL_CLKI (6 << 0) 249 #define PCM512x_GxSL_SDOUT (7 << 0) 250 #define PCM512x_GxSL_ANMUL (8 << 0) 251 #define PCM512x_GxSL_ANMUR (9 << 0) 252 #define PCM512x_GxSL_PLLLK (10 << 0) 253 #define PCM512x_GxSL_CPCLK (11 << 0) 254 #define PCM512x_GxSL_UV0_7 (14 << 0) 255 #define PCM512x_GxSL_UV0_3 (15 << 0) 256 #define PCM512x_GxSL_PLLCK (16 << 0) 257 258 /* Page 1, Register 2 - analog volume control */ 259 #define PCM512x_RAGN_SHIFT 0 260 #define PCM512x_LAGN_SHIFT 4 261 262 /* Page 1, Register 7 - analog boost control */ 263 #define PCM512x_AGBR_SHIFT 0 264 #define PCM512x_AGBL_SHIFT 4 265 266 extern const struct dev_pm_ops pcm512x_pm_ops; 267 extern const struct regmap_config pcm512x_regmap; 268 269 int pcm512x_probe(struct device *dev, struct regmap *regmap); 270 void pcm512x_remove(struct device *dev); 271 272 #endif 273