es8316ac.c revision 1.2.4.2
1 1.2.4.2 martin /* $NetBSD: es8316ac.c,v 1.2.4.2 2020/01/21 10:39:58 martin Exp $ */ 2 1.2.4.2 martin 3 1.2.4.2 martin /*- 4 1.2.4.2 martin * Copyright (c) 2020 Jared McNeill <jmcneill (at) invisible.ca> 5 1.2.4.2 martin * All rights reserved. 6 1.2.4.2 martin * 7 1.2.4.2 martin * Redistribution and use in source and binary forms, with or without 8 1.2.4.2 martin * modification, are permitted provided that the following conditions 9 1.2.4.2 martin * are met: 10 1.2.4.2 martin * 1. Redistributions of source code must retain the above copyright 11 1.2.4.2 martin * notice, this list of conditions and the following disclaimer. 12 1.2.4.2 martin * 2. Redistributions in binary form must reproduce the above copyright 13 1.2.4.2 martin * notice, this list of conditions and the following disclaimer in the 14 1.2.4.2 martin * documentation and/or other materials provided with the distribution. 15 1.2.4.2 martin * 16 1.2.4.2 martin * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 1.2.4.2 martin * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 1.2.4.2 martin * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 1.2.4.2 martin * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 1.2.4.2 martin * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 1.2.4.2 martin * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 1.2.4.2 martin * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 1.2.4.2 martin * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 1.2.4.2 martin * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 1.2.4.2 martin * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 1.2.4.2 martin * SUCH DAMAGE. 27 1.2.4.2 martin */ 28 1.2.4.2 martin 29 1.2.4.2 martin #include <sys/cdefs.h> 30 1.2.4.2 martin __KERNEL_RCSID(0, "$NetBSD: es8316ac.c,v 1.2.4.2 2020/01/21 10:39:58 martin Exp $"); 31 1.2.4.2 martin 32 1.2.4.2 martin #include <sys/param.h> 33 1.2.4.2 martin #include <sys/bus.h> 34 1.2.4.2 martin #include <sys/device.h> 35 1.2.4.2 martin #include <sys/intr.h> 36 1.2.4.2 martin #include <sys/systm.h> 37 1.2.4.2 martin #include <sys/kernel.h> 38 1.2.4.2 martin #include <sys/conf.h> 39 1.2.4.2 martin #include <sys/bitops.h> 40 1.2.4.2 martin 41 1.2.4.2 martin #include <dev/audio/audio_dai.h> 42 1.2.4.2 martin 43 1.2.4.2 martin #include <dev/i2c/i2cvar.h> 44 1.2.4.2 martin 45 1.2.4.2 martin #include <dev/fdt/fdtvar.h> 46 1.2.4.2 martin 47 1.2.4.2 martin #define ESCODEC_RESET_REG 0x00 48 1.2.4.2 martin #define RESET_ALL __BITS(5,0) 49 1.2.4.2 martin #define RESET_CSM_ON __BIT(7) 50 1.2.4.2 martin #define ESCODEC_CLKMAN1_REG 0x01 51 1.2.4.2 martin #define CLKMAN1_MCLK_ON __BIT(6) 52 1.2.4.2 martin #define CLKMAN1_BCLK_ON __BIT(5) 53 1.2.4.2 martin #define CLKMAN1_CLK_CP_ON __BIT(4) 54 1.2.4.2 martin #define CLKMAN1_CLK_DAC_ON __BIT(2) 55 1.2.4.2 martin #define CLKMAN1_ANACLK_DAC_ON __BIT(0) 56 1.2.4.2 martin #define ESCODEC_ADC_OSR_REG 0x03 57 1.2.4.2 martin #define ESCODEC_SD_CLK_REG 0x09 58 1.2.4.2 martin #define SD_CLK_MSC __BIT(7) 59 1.2.4.2 martin #define SD_CLK_BCLK_INV __BIT(5) 60 1.2.4.2 martin #define ESCODEC_SD_ADC_REG 0x0a 61 1.2.4.2 martin #define ESCODEC_SD_DAC_REG 0x0b 62 1.2.4.2 martin #define SD_FMT_LRP __BIT(5) 63 1.2.4.2 martin #define SD_FMT_WL __BITS(4,2) 64 1.2.4.2 martin #define SD_FMT_WL_16 3 65 1.2.4.2 martin #define SD_FMT_MASK __BITS(1,0) 66 1.2.4.2 martin #define SD_FMT_I2S 0 67 1.2.4.2 martin #define ESCODEC_VMID_REG 0x0c 68 1.2.4.2 martin #define ESCODEC_PDN_REG 0x0d 69 1.2.4.2 martin #define ESCODEC_HPSEL_REG 0x13 70 1.2.4.2 martin #define ESCODEC_HPMIXRT_REG 0x14 71 1.2.4.2 martin #define HPMIXRT_LD2LHPMIX __BIT(7) 72 1.2.4.2 martin #define HPMIXRT_RD2RHPMIX __BIT(3) 73 1.2.4.2 martin #define ESCODEC_HPMIX_REG 0x15 74 1.2.4.2 martin #define HPMIX_LHPMIX_MUTE __BIT(5) 75 1.2.4.2 martin #define HPMIX_PDN_LHP_MIX __BIT(4) 76 1.2.4.2 martin #define HPMIX_RHPMIX_MUTE __BIT(1) 77 1.2.4.2 martin #define HPMIX_PDN_RHP_MIX __BIT(0) 78 1.2.4.2 martin #define ESCODEC_HPMIXVOL_REG 0x16 79 1.2.4.2 martin #define HPMIXVOL_LHPMIXVOL __BITS(7,4) 80 1.2.4.2 martin #define HPMIXVOL_RHPMIXVOL __BITS(3,0) 81 1.2.4.2 martin #define ESCODEC_HPOUTEN_REG 0x17 82 1.2.4.2 martin #define HPOUTEN_EN_HPL __BIT(6) 83 1.2.4.2 martin #define HPOUTEN_HPL_OUTEN __BIT(5) 84 1.2.4.2 martin #define HPOUTEN_EN_HPR __BIT(2) 85 1.2.4.2 martin #define HPOUTEN_HPR_OUTEN __BIT(1) 86 1.2.4.2 martin #define ESCODEC_HPVOL_REG 0x18 87 1.2.4.2 martin #define HPVOL_PDN_LICAL __BIT(7) 88 1.2.4.2 martin #define HPVOL_HPLVOL __BITS(5,4) 89 1.2.4.2 martin #define HPVOL_PDN_RICAL __BIT(3) 90 1.2.4.2 martin #define HPVOL_HPRVOL __BITS(1,0) 91 1.2.4.2 martin #define ESCODEC_HPPWR_REG 0x19 92 1.2.4.2 martin #define HPPWR_PDN_CPHP __BIT(2) 93 1.2.4.2 martin #define ESCODEC_CPPWR_REG 0x1a 94 1.2.4.2 martin #define CPPWR_PDN_CP __BIT(5) 95 1.2.4.2 martin #define ESCODEC_DACPWR_REG 0x2f 96 1.2.4.2 martin #define DACPWR_PDN_DAC_L __BIT(4) 97 1.2.4.2 martin #define DACPWR_PDN_DAC_R __BIT(0) 98 1.2.4.2 martin #define ESCODEC_DACCTL1_REG 0x30 99 1.2.4.2 martin #define DACCTL1_MUTE __BIT(5) 100 1.2.4.2 martin #define ESCODEC_DACVOL_L_REG 0x33 101 1.2.4.2 martin #define DACVOL_L_DACVOLUME __BITS(7,0) 102 1.2.4.2 martin #define ESCODEC_DACVOL_R_REG 0x34 103 1.2.4.2 martin #define DACVOL_R_DACVOLUME __BITS(7,0) 104 1.2.4.2 martin 105 1.2.4.2 martin static const struct device_compatible_entry compat_data[] = { 106 1.2.4.2 martin { "everest,es8316", 1 }, 107 1.2.4.2 martin { NULL } 108 1.2.4.2 martin }; 109 1.2.4.2 martin 110 1.2.4.2 martin struct escodec_softc { 111 1.2.4.2 martin device_t sc_dev; 112 1.2.4.2 martin i2c_tag_t sc_i2c; 113 1.2.4.2 martin i2c_addr_t sc_addr; 114 1.2.4.2 martin int sc_phandle; 115 1.2.4.2 martin struct clk *sc_clk; 116 1.2.4.2 martin 117 1.2.4.2 martin struct audio_dai_device sc_dai; 118 1.2.4.2 martin audio_dai_tag_t sc_amplifier; 119 1.2.4.2 martin 120 1.2.4.2 martin uint8_t sc_swvol; 121 1.2.4.2 martin }; 122 1.2.4.2 martin 123 1.2.4.2 martin static void 124 1.2.4.2 martin escodec_lock(struct escodec_softc *sc) 125 1.2.4.2 martin { 126 1.2.4.2 martin iic_acquire_bus(sc->sc_i2c, 0); 127 1.2.4.2 martin } 128 1.2.4.2 martin 129 1.2.4.2 martin static void 130 1.2.4.2 martin escodec_unlock(struct escodec_softc *sc) 131 1.2.4.2 martin { 132 1.2.4.2 martin iic_release_bus(sc->sc_i2c, 0); 133 1.2.4.2 martin } 134 1.2.4.2 martin 135 1.2.4.2 martin static uint8_t 136 1.2.4.2 martin escodec_read(struct escodec_softc *sc, uint8_t reg) 137 1.2.4.2 martin { 138 1.2.4.2 martin uint8_t val; 139 1.2.4.2 martin 140 1.2.4.2 martin if (iic_smbus_read_byte(sc->sc_i2c, sc->sc_addr, reg, &val, 0) != 0) 141 1.2.4.2 martin val = 0xff; 142 1.2.4.2 martin 143 1.2.4.2 martin return val; 144 1.2.4.2 martin } 145 1.2.4.2 martin 146 1.2.4.2 martin static void 147 1.2.4.2 martin escodec_write(struct escodec_softc *sc, uint8_t reg, uint8_t val) 148 1.2.4.2 martin { 149 1.2.4.2 martin (void)iic_smbus_write_byte(sc->sc_i2c, sc->sc_addr, reg, val, 0); 150 1.2.4.2 martin } 151 1.2.4.2 martin 152 1.2.4.2 martin enum escodec_mixer_ctrl { 153 1.2.4.2 martin ESCODEC_OUTPUT_CLASS, 154 1.2.4.2 martin ESCODEC_INPUT_CLASS, 155 1.2.4.2 martin ESCODEC_OUTPUT_MASTER, 156 1.2.4.2 martin ESCODEC_INPUT_DAC, 157 1.2.4.2 martin ESCODEC_INPUT_DAC_MUTE, 158 1.2.4.2 martin ESCODEC_INPUT_HEADPHONE, 159 1.2.4.2 martin ESCODEC_INPUT_MIXEROUT, 160 1.2.4.2 martin ESCODEC_INPUT_MIXEROUT_MUTE, 161 1.2.4.2 martin 162 1.2.4.2 martin ESCODEC_MIXER_CTRL_LAST 163 1.2.4.2 martin }; 164 1.2.4.2 martin 165 1.2.4.2 martin enum escodec_mixer_type { 166 1.2.4.2 martin ESCODEC_MIXER_CLASS, 167 1.2.4.2 martin ESCODEC_MIXER_SWVOL, 168 1.2.4.2 martin ESCODEC_MIXER_AMPLIFIER, 169 1.2.4.2 martin ESCODEC_MIXER_ATTENUATOR, 170 1.2.4.2 martin ESCODEC_MIXER_MUTE, 171 1.2.4.2 martin }; 172 1.2.4.2 martin 173 1.2.4.2 martin static const struct escodec_mixer { 174 1.2.4.2 martin const char * name; 175 1.2.4.2 martin int mixer_class; 176 1.2.4.2 martin int prev, next; 177 1.2.4.2 martin enum escodec_mixer_ctrl ctrl; 178 1.2.4.2 martin enum escodec_mixer_type type; 179 1.2.4.2 martin u_int reg[2]; 180 1.2.4.2 martin uint8_t mask[2]; 181 1.2.4.2 martin uint8_t maxval; 182 1.2.4.2 martin } escodec_mixers[ESCODEC_MIXER_CTRL_LAST] = { 183 1.2.4.2 martin /* 184 1.2.4.2 martin * Mixer classes 185 1.2.4.2 martin */ 186 1.2.4.2 martin [ESCODEC_OUTPUT_CLASS] = { 187 1.2.4.2 martin .name = AudioCoutputs, 188 1.2.4.2 martin .type = ESCODEC_MIXER_CLASS, 189 1.2.4.2 martin }, 190 1.2.4.2 martin [ESCODEC_INPUT_CLASS] = { 191 1.2.4.2 martin .name = AudioCinputs, 192 1.2.4.2 martin .type = ESCODEC_MIXER_CLASS, 193 1.2.4.2 martin }, 194 1.2.4.2 martin 195 1.2.4.2 martin /* 196 1.2.4.2 martin * Software master volume 197 1.2.4.2 martin */ 198 1.2.4.2 martin [ESCODEC_OUTPUT_MASTER] = { 199 1.2.4.2 martin .name = AudioNmaster, 200 1.2.4.2 martin .mixer_class = ESCODEC_OUTPUT_CLASS, 201 1.2.4.2 martin .prev = AUDIO_MIXER_LAST, 202 1.2.4.2 martin .next = AUDIO_MIXER_LAST, 203 1.2.4.2 martin .type = ESCODEC_MIXER_SWVOL, 204 1.2.4.2 martin }, 205 1.2.4.2 martin 206 1.2.4.2 martin /* 207 1.2.4.2 martin * Stereo DAC 208 1.2.4.2 martin */ 209 1.2.4.2 martin [ESCODEC_INPUT_DAC] = { 210 1.2.4.2 martin .name = AudioNdac, 211 1.2.4.2 martin .mixer_class = ESCODEC_INPUT_CLASS, 212 1.2.4.2 martin .prev = AUDIO_MIXER_LAST, 213 1.2.4.2 martin .next = ESCODEC_INPUT_DAC_MUTE, 214 1.2.4.2 martin .type = ESCODEC_MIXER_ATTENUATOR, 215 1.2.4.2 martin .reg = { 216 1.2.4.2 martin [AUDIO_MIXER_LEVEL_LEFT] = ESCODEC_DACVOL_L_REG, 217 1.2.4.2 martin [AUDIO_MIXER_LEVEL_RIGHT] = ESCODEC_DACVOL_R_REG, 218 1.2.4.2 martin }, 219 1.2.4.2 martin .mask = { 220 1.2.4.2 martin [AUDIO_MIXER_LEVEL_LEFT] = DACVOL_L_DACVOLUME, 221 1.2.4.2 martin [AUDIO_MIXER_LEVEL_RIGHT] = DACVOL_R_DACVOLUME, 222 1.2.4.2 martin }, 223 1.2.4.2 martin .maxval = 0xc0, 224 1.2.4.2 martin }, 225 1.2.4.2 martin [ESCODEC_INPUT_DAC_MUTE] = { 226 1.2.4.2 martin .name = AudioNmute, 227 1.2.4.2 martin .mixer_class = ESCODEC_INPUT_CLASS, 228 1.2.4.2 martin .prev = ESCODEC_INPUT_DAC, 229 1.2.4.2 martin .next = AUDIO_MIXER_LAST, 230 1.2.4.2 martin .type = ESCODEC_MIXER_MUTE, 231 1.2.4.2 martin .reg = { 232 1.2.4.2 martin [AUDIO_MIXER_LEVEL_MONO] = ESCODEC_DACCTL1_REG, 233 1.2.4.2 martin }, 234 1.2.4.2 martin .mask = { 235 1.2.4.2 martin [AUDIO_MIXER_LEVEL_MONO] = DACCTL1_MUTE, 236 1.2.4.2 martin } 237 1.2.4.2 martin }, 238 1.2.4.2 martin 239 1.2.4.2 martin /* 240 1.2.4.2 martin * Charge Pump Headphones 241 1.2.4.2 martin */ 242 1.2.4.2 martin [ESCODEC_INPUT_HEADPHONE] = { 243 1.2.4.2 martin .name = AudioNheadphone, 244 1.2.4.2 martin .mixer_class = ESCODEC_INPUT_CLASS, 245 1.2.4.2 martin .prev = AUDIO_MIXER_LAST, 246 1.2.4.2 martin .next = AUDIO_MIXER_LAST, 247 1.2.4.2 martin .type = ESCODEC_MIXER_ATTENUATOR, 248 1.2.4.2 martin .reg = { 249 1.2.4.2 martin [AUDIO_MIXER_LEVEL_LEFT] = ESCODEC_HPVOL_REG, 250 1.2.4.2 martin [AUDIO_MIXER_LEVEL_RIGHT] = ESCODEC_HPVOL_REG, 251 1.2.4.2 martin }, 252 1.2.4.2 martin .mask = { 253 1.2.4.2 martin [AUDIO_MIXER_LEVEL_LEFT] = HPVOL_HPLVOL, 254 1.2.4.2 martin [AUDIO_MIXER_LEVEL_RIGHT] = HPVOL_HPRVOL, 255 1.2.4.2 martin } 256 1.2.4.2 martin }, 257 1.2.4.2 martin 258 1.2.4.2 martin /* 259 1.2.4.2 martin * Headphone mixer 260 1.2.4.2 martin */ 261 1.2.4.2 martin [ESCODEC_INPUT_MIXEROUT] = { 262 1.2.4.2 martin .name = AudioNmixerout, 263 1.2.4.2 martin .mixer_class = ESCODEC_INPUT_CLASS, 264 1.2.4.2 martin .prev = AUDIO_MIXER_LAST, 265 1.2.4.2 martin .next = ESCODEC_INPUT_MIXEROUT_MUTE, 266 1.2.4.2 martin .type = ESCODEC_MIXER_AMPLIFIER, 267 1.2.4.2 martin .reg = { 268 1.2.4.2 martin [AUDIO_MIXER_LEVEL_LEFT] = ESCODEC_HPMIXVOL_REG, 269 1.2.4.2 martin [AUDIO_MIXER_LEVEL_RIGHT] = ESCODEC_HPMIXVOL_REG, 270 1.2.4.2 martin }, 271 1.2.4.2 martin .mask = { 272 1.2.4.2 martin [AUDIO_MIXER_LEVEL_LEFT] = HPMIXVOL_LHPMIXVOL, 273 1.2.4.2 martin [AUDIO_MIXER_LEVEL_RIGHT] = HPMIXVOL_RHPMIXVOL 274 1.2.4.2 martin }, 275 1.2.4.2 martin /* 276 1.2.4.2 martin * Datasheet says this field goes up to 0xb, but values 277 1.2.4.2 martin * above 0x4 result in noisy output in practice. 278 1.2.4.2 martin */ 279 1.2.4.2 martin .maxval = 0x4, 280 1.2.4.2 martin }, 281 1.2.4.2 martin [ESCODEC_INPUT_MIXEROUT_MUTE] = { 282 1.2.4.2 martin .name = AudioNmute, 283 1.2.4.2 martin .mixer_class = ESCODEC_INPUT_CLASS, 284 1.2.4.2 martin .prev = ESCODEC_INPUT_MIXEROUT, 285 1.2.4.2 martin .next = AUDIO_MIXER_LAST, 286 1.2.4.2 martin .type = ESCODEC_MIXER_MUTE, 287 1.2.4.2 martin .reg = { 288 1.2.4.2 martin [AUDIO_MIXER_LEVEL_MONO] = ESCODEC_HPMIX_REG, 289 1.2.4.2 martin }, 290 1.2.4.2 martin .mask = { 291 1.2.4.2 martin [AUDIO_MIXER_LEVEL_MONO] = HPMIX_LHPMIX_MUTE | HPMIX_RHPMIX_MUTE, 292 1.2.4.2 martin } 293 1.2.4.2 martin }, 294 1.2.4.2 martin }; 295 1.2.4.2 martin 296 1.2.4.2 martin static void 297 1.2.4.2 martin escodec_swvol_codec(audio_filter_arg_t *arg) 298 1.2.4.2 martin { 299 1.2.4.2 martin struct escodec_softc * const sc = arg->context; 300 1.2.4.2 martin const aint_t *src; 301 1.2.4.2 martin aint_t *dst; 302 1.2.4.2 martin u_int sample_count; 303 1.2.4.2 martin u_int i; 304 1.2.4.2 martin 305 1.2.4.2 martin src = arg->src; 306 1.2.4.2 martin dst = arg->dst; 307 1.2.4.2 martin sample_count = arg->count * arg->srcfmt->channels; 308 1.2.4.2 martin for (i = 0; i < sample_count; i++) { 309 1.2.4.2 martin aint2_t v = (aint2_t)(*src++); 310 1.2.4.2 martin v = v * sc->sc_swvol / 255; 311 1.2.4.2 martin *dst++ = (aint_t)v; 312 1.2.4.2 martin } 313 1.2.4.2 martin } 314 1.2.4.2 martin 315 1.2.4.2 martin static const struct escodec_mixer * 316 1.2.4.2 martin escodec_get_mixer(u_int index) 317 1.2.4.2 martin { 318 1.2.4.2 martin if (index >= ESCODEC_MIXER_CTRL_LAST) 319 1.2.4.2 martin return NULL; 320 1.2.4.2 martin 321 1.2.4.2 martin return &escodec_mixers[index]; 322 1.2.4.2 martin } 323 1.2.4.2 martin 324 1.2.4.2 martin static int 325 1.2.4.2 martin escodec_set_format(void *priv, int setmode, 326 1.2.4.2 martin const audio_params_t *play, const audio_params_t *rec, 327 1.2.4.2 martin audio_filter_reg_t *pfil, audio_filter_reg_t *rfil) 328 1.2.4.2 martin { 329 1.2.4.2 martin struct escodec_softc * const sc = priv; 330 1.2.4.2 martin 331 1.2.4.2 martin pfil->codec = escodec_swvol_codec; 332 1.2.4.2 martin pfil->context = sc; 333 1.2.4.2 martin 334 1.2.4.2 martin return 0; 335 1.2.4.2 martin } 336 1.2.4.2 martin 337 1.2.4.2 martin static int 338 1.2.4.2 martin escodec_set_port(void *priv, mixer_ctrl_t *mc) 339 1.2.4.2 martin { 340 1.2.4.2 martin struct escodec_softc * const sc = priv; 341 1.2.4.2 martin const struct escodec_mixer *mix; 342 1.2.4.2 martin int nvol, shift, ch; 343 1.2.4.2 martin uint8_t val; 344 1.2.4.2 martin 345 1.2.4.2 martin if ((mix = escodec_get_mixer(mc->dev)) == NULL) 346 1.2.4.2 martin return ENXIO; 347 1.2.4.2 martin 348 1.2.4.2 martin switch (mix->type) { 349 1.2.4.2 martin case ESCODEC_MIXER_SWVOL: 350 1.2.4.2 martin sc->sc_swvol = mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT]; 351 1.2.4.2 martin return 0; 352 1.2.4.2 martin 353 1.2.4.2 martin case ESCODEC_MIXER_AMPLIFIER: 354 1.2.4.2 martin case ESCODEC_MIXER_ATTENUATOR: 355 1.2.4.2 martin escodec_lock(sc); 356 1.2.4.2 martin for (ch = 0; ch < 2; ch++) { 357 1.2.4.2 martin val = escodec_read(sc, mix->reg[ch]); 358 1.2.4.2 martin shift = 8 - fls32(__SHIFTOUT_MASK(mix->mask[ch])); 359 1.2.4.2 martin nvol = mc->un.value.level[ch] >> shift; 360 1.2.4.2 martin if (mix->type == ESCODEC_MIXER_ATTENUATOR) 361 1.2.4.2 martin nvol = __SHIFTOUT_MASK(mix->mask[ch]) - nvol; 362 1.2.4.2 martin if (mix->maxval != 0 && nvol > mix->maxval) 363 1.2.4.2 martin nvol = mix->maxval; 364 1.2.4.2 martin 365 1.2.4.2 martin val &= ~mix->mask[ch]; 366 1.2.4.2 martin val |= __SHIFTIN(nvol, mix->mask[ch]); 367 1.2.4.2 martin escodec_write(sc, mix->reg[ch], val); 368 1.2.4.2 martin } 369 1.2.4.2 martin escodec_unlock(sc); 370 1.2.4.2 martin return 0; 371 1.2.4.2 martin 372 1.2.4.2 martin case ESCODEC_MIXER_MUTE: 373 1.2.4.2 martin if (mc->un.ord < 0 || mc->un.ord > 1) 374 1.2.4.2 martin return EINVAL; 375 1.2.4.2 martin escodec_lock(sc); 376 1.2.4.2 martin val = escodec_read(sc, mix->reg[0]); 377 1.2.4.2 martin if (mc->un.ord) 378 1.2.4.2 martin val |= mix->mask[0]; 379 1.2.4.2 martin else 380 1.2.4.2 martin val &= ~mix->mask[0]; 381 1.2.4.2 martin escodec_write(sc, mix->reg[0], val); 382 1.2.4.2 martin escodec_unlock(sc); 383 1.2.4.2 martin return 0; 384 1.2.4.2 martin 385 1.2.4.2 martin default: 386 1.2.4.2 martin return ENXIO; 387 1.2.4.2 martin } 388 1.2.4.2 martin } 389 1.2.4.2 martin 390 1.2.4.2 martin static int 391 1.2.4.2 martin escodec_get_port(void *priv, mixer_ctrl_t *mc) 392 1.2.4.2 martin { 393 1.2.4.2 martin struct escodec_softc * const sc = priv; 394 1.2.4.2 martin const struct escodec_mixer *mix; 395 1.2.4.2 martin int nvol, shift, ch; 396 1.2.4.2 martin uint8_t val; 397 1.2.4.2 martin 398 1.2.4.2 martin if ((mix = escodec_get_mixer(mc->dev)) == NULL) 399 1.2.4.2 martin return ENXIO; 400 1.2.4.2 martin 401 1.2.4.2 martin switch (mix->type) { 402 1.2.4.2 martin case ESCODEC_MIXER_SWVOL: 403 1.2.4.2 martin mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = sc->sc_swvol; 404 1.2.4.2 martin mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = sc->sc_swvol; 405 1.2.4.2 martin return 0; 406 1.2.4.2 martin 407 1.2.4.2 martin case ESCODEC_MIXER_AMPLIFIER: 408 1.2.4.2 martin case ESCODEC_MIXER_ATTENUATOR: 409 1.2.4.2 martin escodec_lock(sc); 410 1.2.4.2 martin for (ch = 0; ch < 2; ch++) { 411 1.2.4.2 martin val = escodec_read(sc, mix->reg[ch]); 412 1.2.4.2 martin shift = 8 - fls32(__SHIFTOUT_MASK(mix->mask[ch])); 413 1.2.4.2 martin nvol = __SHIFTOUT(val, mix->mask[ch]); 414 1.2.4.2 martin if (mix->type == ESCODEC_MIXER_ATTENUATOR) 415 1.2.4.2 martin nvol = __SHIFTOUT_MASK(mix->mask[ch]) - nvol; 416 1.2.4.2 martin nvol <<= shift; 417 1.2.4.2 martin mc->un.value.level[ch] = nvol; 418 1.2.4.2 martin } 419 1.2.4.2 martin escodec_unlock(sc); 420 1.2.4.2 martin return 0; 421 1.2.4.2 martin 422 1.2.4.2 martin case ESCODEC_MIXER_MUTE: 423 1.2.4.2 martin escodec_lock(sc); 424 1.2.4.2 martin val = escodec_read(sc, mix->reg[0]); 425 1.2.4.2 martin mc->un.ord = (val & mix->mask[0]) != 0; 426 1.2.4.2 martin escodec_unlock(sc); 427 1.2.4.2 martin return 0; 428 1.2.4.2 martin 429 1.2.4.2 martin default: 430 1.2.4.2 martin return ENXIO; 431 1.2.4.2 martin } 432 1.2.4.2 martin } 433 1.2.4.2 martin 434 1.2.4.2 martin static int 435 1.2.4.2 martin escodec_query_devinfo(void *priv, mixer_devinfo_t *di) 436 1.2.4.2 martin { 437 1.2.4.2 martin const struct escodec_mixer *mix; 438 1.2.4.2 martin 439 1.2.4.2 martin if ((mix = escodec_get_mixer(di->index)) == NULL) 440 1.2.4.2 martin return ENXIO; 441 1.2.4.2 martin 442 1.2.4.2 martin strcpy(di->label.name, mix->name); 443 1.2.4.2 martin di->mixer_class = mix->mixer_class; 444 1.2.4.2 martin di->next = mix->next; 445 1.2.4.2 martin di->prev = mix->prev; 446 1.2.4.2 martin 447 1.2.4.2 martin switch (mix->type) { 448 1.2.4.2 martin case ESCODEC_MIXER_CLASS: 449 1.2.4.2 martin di->type = AUDIO_MIXER_CLASS; 450 1.2.4.2 martin return 0; 451 1.2.4.2 martin 452 1.2.4.2 martin case ESCODEC_MIXER_SWVOL: 453 1.2.4.2 martin di->type = AUDIO_MIXER_VALUE; 454 1.2.4.2 martin di->un.v.delta = 1; 455 1.2.4.2 martin di->un.v.num_channels = 2; 456 1.2.4.2 martin strcpy(di->un.v.units.name, AudioNvolume); 457 1.2.4.2 martin return 0; 458 1.2.4.2 martin 459 1.2.4.2 martin case ESCODEC_MIXER_AMPLIFIER: 460 1.2.4.2 martin case ESCODEC_MIXER_ATTENUATOR: 461 1.2.4.2 martin di->type = AUDIO_MIXER_VALUE; 462 1.2.4.2 martin di->un.v.delta = 463 1.2.4.2 martin 256 / (__SHIFTOUT_MASK(mix->mask[0]) + 1); 464 1.2.4.2 martin di->un.v.num_channels = 2; 465 1.2.4.2 martin strcpy(di->un.v.units.name, AudioNvolume); 466 1.2.4.2 martin return 0; 467 1.2.4.2 martin 468 1.2.4.2 martin case ESCODEC_MIXER_MUTE: 469 1.2.4.2 martin di->type = AUDIO_MIXER_ENUM; 470 1.2.4.2 martin di->un.e.num_mem = 2; 471 1.2.4.2 martin strcpy(di->un.e.member[0].label.name, AudioNoff); 472 1.2.4.2 martin di->un.e.member[0].ord = 0; 473 1.2.4.2 martin strcpy(di->un.e.member[1].label.name, AudioNon); 474 1.2.4.2 martin di->un.e.member[1].ord = 1; 475 1.2.4.2 martin return 0; 476 1.2.4.2 martin 477 1.2.4.2 martin default: 478 1.2.4.2 martin return ENXIO; 479 1.2.4.2 martin } 480 1.2.4.2 martin } 481 1.2.4.2 martin 482 1.2.4.2 martin static const struct audio_hw_if escodec_hw_if = { 483 1.2.4.2 martin .set_format = escodec_set_format, 484 1.2.4.2 martin .set_port = escodec_set_port, 485 1.2.4.2 martin .get_port = escodec_get_port, 486 1.2.4.2 martin .query_devinfo = escodec_query_devinfo, 487 1.2.4.2 martin }; 488 1.2.4.2 martin 489 1.2.4.2 martin static int 490 1.2.4.2 martin escodec_dai_set_sysclk(audio_dai_tag_t dai, u_int rate, int dir) 491 1.2.4.2 martin { 492 1.2.4.2 martin struct escodec_softc * const sc = audio_dai_private(dai); 493 1.2.4.2 martin int error; 494 1.2.4.2 martin 495 1.2.4.2 martin error = clk_set_rate(sc->sc_clk, rate); 496 1.2.4.2 martin if (error != 0) 497 1.2.4.2 martin return error; 498 1.2.4.2 martin 499 1.2.4.2 martin return 0; 500 1.2.4.2 martin } 501 1.2.4.2 martin 502 1.2.4.2 martin static int 503 1.2.4.2 martin escodec_dai_set_format(audio_dai_tag_t dai, u_int format) 504 1.2.4.2 martin { 505 1.2.4.2 martin struct escodec_softc * const sc = audio_dai_private(dai); 506 1.2.4.2 martin uint8_t sd_clk, sd_fmt, val; 507 1.2.4.2 martin 508 1.2.4.2 martin const u_int fmt = __SHIFTOUT(format, AUDIO_DAI_FORMAT_MASK); 509 1.2.4.2 martin const u_int clk = __SHIFTOUT(format, AUDIO_DAI_CLOCK_MASK); 510 1.2.4.2 martin const u_int pol = __SHIFTOUT(format, AUDIO_DAI_POLARITY_MASK); 511 1.2.4.2 martin 512 1.2.4.2 martin if (fmt != AUDIO_DAI_FORMAT_I2S) 513 1.2.4.2 martin return EINVAL; 514 1.2.4.2 martin 515 1.2.4.2 martin if (clk != AUDIO_DAI_CLOCK_CBS_CFS) 516 1.2.4.2 martin return EINVAL; 517 1.2.4.2 martin 518 1.2.4.2 martin switch (pol) { 519 1.2.4.2 martin case AUDIO_DAI_POLARITY_NB_NF: 520 1.2.4.2 martin sd_clk = 0; 521 1.2.4.2 martin sd_fmt = 0; 522 1.2.4.2 martin break; 523 1.2.4.2 martin case AUDIO_DAI_POLARITY_NB_IF: 524 1.2.4.2 martin sd_clk = 0; 525 1.2.4.2 martin sd_fmt = SD_FMT_LRP; 526 1.2.4.2 martin break; 527 1.2.4.2 martin case AUDIO_DAI_POLARITY_IB_NF: 528 1.2.4.2 martin sd_clk = SD_CLK_BCLK_INV; 529 1.2.4.2 martin sd_fmt = 0; 530 1.2.4.2 martin break; 531 1.2.4.2 martin case AUDIO_DAI_POLARITY_IB_IF: 532 1.2.4.2 martin sd_clk = SD_CLK_BCLK_INV; 533 1.2.4.2 martin sd_fmt = SD_FMT_LRP; 534 1.2.4.2 martin break; 535 1.2.4.2 martin } 536 1.2.4.2 martin 537 1.2.4.2 martin escodec_lock(sc); 538 1.2.4.2 martin 539 1.2.4.2 martin val = escodec_read(sc, ESCODEC_SD_CLK_REG); 540 1.2.4.2 martin val &= ~(SD_CLK_MSC|SD_CLK_BCLK_INV); 541 1.2.4.2 martin val |= sd_clk; 542 1.2.4.2 martin escodec_write(sc, ESCODEC_SD_CLK_REG, val); 543 1.2.4.2 martin 544 1.2.4.2 martin val = escodec_read(sc, ESCODEC_SD_ADC_REG); 545 1.2.4.2 martin val &= ~SD_FMT_MASK; 546 1.2.4.2 martin val |= __SHIFTIN(SD_FMT_I2S, SD_FMT_MASK); 547 1.2.4.2 martin val &= ~SD_FMT_LRP; 548 1.2.4.2 martin val |= sd_fmt; 549 1.2.4.2 martin escodec_write(sc, ESCODEC_SD_ADC_REG, val); 550 1.2.4.2 martin 551 1.2.4.2 martin val = escodec_read(sc, ESCODEC_SD_DAC_REG); 552 1.2.4.2 martin val &= ~SD_FMT_MASK; 553 1.2.4.2 martin val |= __SHIFTIN(SD_FMT_I2S, SD_FMT_MASK); 554 1.2.4.2 martin val &= ~SD_FMT_LRP; 555 1.2.4.2 martin val |= sd_fmt; 556 1.2.4.2 martin escodec_write(sc, ESCODEC_SD_DAC_REG, val); 557 1.2.4.2 martin 558 1.2.4.2 martin val = escodec_read(sc, ESCODEC_CLKMAN1_REG); 559 1.2.4.2 martin val |= CLKMAN1_MCLK_ON; 560 1.2.4.2 martin val |= CLKMAN1_BCLK_ON; 561 1.2.4.2 martin val |= CLKMAN1_CLK_CP_ON; 562 1.2.4.2 martin val |= CLKMAN1_CLK_DAC_ON; 563 1.2.4.2 martin val |= CLKMAN1_ANACLK_DAC_ON; 564 1.2.4.2 martin escodec_write(sc, ESCODEC_CLKMAN1_REG, val); 565 1.2.4.2 martin 566 1.2.4.2 martin escodec_unlock(sc); 567 1.2.4.2 martin 568 1.2.4.2 martin return 0; 569 1.2.4.2 martin } 570 1.2.4.2 martin 571 1.2.4.2 martin static int 572 1.2.4.2 martin escodec_dai_add_device(audio_dai_tag_t dai, audio_dai_tag_t aux) 573 1.2.4.2 martin { 574 1.2.4.2 martin struct escodec_softc * const sc = audio_dai_private(dai); 575 1.2.4.2 martin 576 1.2.4.2 martin if (sc->sc_amplifier != NULL) 577 1.2.4.2 martin return 0; 578 1.2.4.2 martin 579 1.2.4.2 martin sc->sc_amplifier = aux; 580 1.2.4.2 martin 581 1.2.4.2 martin return 0; 582 1.2.4.2 martin } 583 1.2.4.2 martin 584 1.2.4.2 martin static audio_dai_tag_t 585 1.2.4.2 martin escodec_dai_get_tag(device_t dev, const void *data, size_t len) 586 1.2.4.2 martin { 587 1.2.4.2 martin struct escodec_softc * const sc = device_private(dev); 588 1.2.4.2 martin 589 1.2.4.2 martin if (len != 4) 590 1.2.4.2 martin return NULL; 591 1.2.4.2 martin 592 1.2.4.2 martin return &sc->sc_dai; 593 1.2.4.2 martin } 594 1.2.4.2 martin 595 1.2.4.2 martin static struct fdtbus_dai_controller_func escodec_dai_funcs = { 596 1.2.4.2 martin .get_tag = escodec_dai_get_tag 597 1.2.4.2 martin }; 598 1.2.4.2 martin 599 1.2.4.2 martin static void 600 1.2.4.2 martin escodec_init(struct escodec_softc *sc) 601 1.2.4.2 martin { 602 1.2.4.2 martin uint8_t val; 603 1.2.4.2 martin 604 1.2.4.2 martin escodec_lock(sc); 605 1.2.4.2 martin 606 1.2.4.2 martin escodec_write(sc, ESCODEC_RESET_REG, RESET_ALL); 607 1.2.4.2 martin delay(5000); 608 1.2.4.2 martin escodec_write(sc, ESCODEC_RESET_REG, RESET_CSM_ON); 609 1.2.4.2 martin delay(30000); 610 1.2.4.2 martin 611 1.2.4.2 martin escodec_write(sc, ESCODEC_VMID_REG, 0xff); 612 1.2.4.2 martin escodec_write(sc, ESCODEC_ADC_OSR_REG, 0x32); 613 1.2.4.2 martin 614 1.2.4.2 martin val = escodec_read(sc, ESCODEC_SD_ADC_REG); 615 1.2.4.2 martin val &= ~SD_FMT_WL; 616 1.2.4.2 martin val |= __SHIFTIN(SD_FMT_WL_16, SD_FMT_WL); 617 1.2.4.2 martin escodec_write(sc, ESCODEC_SD_ADC_REG, val); 618 1.2.4.2 martin 619 1.2.4.2 martin val = escodec_read(sc, ESCODEC_SD_DAC_REG); 620 1.2.4.2 martin val &= ~SD_FMT_WL; 621 1.2.4.2 martin val |= __SHIFTIN(SD_FMT_WL_16, SD_FMT_WL); 622 1.2.4.2 martin escodec_write(sc, ESCODEC_SD_DAC_REG, val); 623 1.2.4.2 martin 624 1.2.4.2 martin /* Power up */ 625 1.2.4.2 martin escodec_write(sc, ESCODEC_PDN_REG, 0); 626 1.2.4.2 martin 627 1.2.4.2 martin /* Route DAC signal to HP mixer */ 628 1.2.4.2 martin val = HPMIXRT_LD2LHPMIX | HPMIXRT_RD2RHPMIX; 629 1.2.4.2 martin escodec_write(sc, ESCODEC_HPMIXRT_REG, val); 630 1.2.4.2 martin 631 1.2.4.2 martin /* Power up DAC */ 632 1.2.4.2 martin escodec_write(sc, ESCODEC_DACPWR_REG, 0); 633 1.2.4.2 martin 634 1.2.4.2 martin /* Power up HP mixer and unmute */ 635 1.2.4.2 martin escodec_write(sc, ESCODEC_HPMIX_REG, 0); 636 1.2.4.2 martin 637 1.2.4.2 martin /* Power up HP output driver */ 638 1.2.4.2 martin val = escodec_read(sc, ESCODEC_HPPWR_REG); 639 1.2.4.2 martin val &= ~HPPWR_PDN_CPHP; 640 1.2.4.2 martin escodec_write(sc, ESCODEC_HPPWR_REG, val); 641 1.2.4.2 martin 642 1.2.4.2 martin /* Power up HP charge pump circuits */ 643 1.2.4.2 martin val = escodec_read(sc, ESCODEC_CPPWR_REG); 644 1.2.4.2 martin val &= ~CPPWR_PDN_CP; 645 1.2.4.2 martin escodec_write(sc, ESCODEC_CPPWR_REG, val); 646 1.2.4.2 martin 647 1.2.4.2 martin /* Set LIN1/RIN1 as inputs for HP mixer */ 648 1.2.4.2 martin escodec_write(sc, ESCODEC_HPSEL_REG, 0); 649 1.2.4.2 martin 650 1.2.4.2 martin /* Power up HP output driver calibration */ 651 1.2.4.2 martin val = escodec_read(sc, ESCODEC_HPVOL_REG); 652 1.2.4.2 martin val &= ~HPVOL_PDN_LICAL; 653 1.2.4.2 martin val &= ~HPVOL_PDN_RICAL; 654 1.2.4.2 martin escodec_write(sc, ESCODEC_HPVOL_REG, val); 655 1.2.4.2 martin 656 1.2.4.2 martin /* Set headphone mixer to -6dB */ 657 1.2.4.2 martin escodec_write(sc, ESCODEC_HPMIXVOL_REG, 0x44); 658 1.2.4.2 martin 659 1.2.4.2 martin /* Set charge pump headphone to -48dB */ 660 1.2.4.2 martin escodec_write(sc, ESCODEC_HPVOL_REG, 0x33); 661 1.2.4.2 martin 662 1.2.4.2 martin /* Set DAC to 0dB */ 663 1.2.4.2 martin escodec_write(sc, ESCODEC_DACVOL_L_REG, 0); 664 1.2.4.2 martin escodec_write(sc, ESCODEC_DACVOL_R_REG, 0); 665 1.2.4.2 martin 666 1.2.4.2 martin /* Enable HP output */ 667 1.2.4.2 martin val = HPOUTEN_EN_HPL | HPOUTEN_EN_HPR | 668 1.2.4.2 martin HPOUTEN_HPL_OUTEN | HPOUTEN_HPR_OUTEN; 669 1.2.4.2 martin escodec_write(sc, ESCODEC_HPOUTEN_REG, val); 670 1.2.4.2 martin 671 1.2.4.2 martin escodec_unlock(sc); 672 1.2.4.2 martin } 673 1.2.4.2 martin 674 1.2.4.2 martin static int 675 1.2.4.2 martin escodec_match(device_t parent, cfdata_t match, void *aux) 676 1.2.4.2 martin { 677 1.2.4.2 martin struct i2c_attach_args *ia = aux; 678 1.2.4.2 martin int match_result; 679 1.2.4.2 martin 680 1.2.4.2 martin if (iic_use_direct_match(ia, match, compat_data, &match_result)) 681 1.2.4.2 martin return match_result; 682 1.2.4.2 martin 683 1.2.4.2 martin /* This device is direct-config only */ 684 1.2.4.2 martin 685 1.2.4.2 martin return 0; 686 1.2.4.2 martin } 687 1.2.4.2 martin 688 1.2.4.2 martin static void 689 1.2.4.2 martin escodec_attach(device_t parent, device_t self, void *aux) 690 1.2.4.2 martin { 691 1.2.4.2 martin struct escodec_softc * const sc = device_private(self); 692 1.2.4.2 martin struct i2c_attach_args * const ia = aux; 693 1.2.4.2 martin const int phandle = ia->ia_cookie; 694 1.2.4.2 martin 695 1.2.4.2 martin sc->sc_dev = self; 696 1.2.4.2 martin sc->sc_i2c = ia->ia_tag; 697 1.2.4.2 martin sc->sc_addr = ia->ia_addr; 698 1.2.4.2 martin sc->sc_phandle = ia->ia_cookie; 699 1.2.4.2 martin sc->sc_swvol = 0xff; 700 1.2.4.2 martin 701 1.2.4.2 martin sc->sc_clk = fdtbus_clock_get(phandle, "mclk"); 702 1.2.4.2 martin if (sc->sc_clk == NULL || clk_enable(sc->sc_clk) != 0) { 703 1.2.4.2 martin aprint_error(": couldn't enable mclk\n"); 704 1.2.4.2 martin return; 705 1.2.4.2 martin } 706 1.2.4.2 martin 707 1.2.4.2 martin aprint_naive("\n"); 708 1.2.4.2 martin aprint_normal(": Everest Semi ES8316 Audio CODEC\n"); 709 1.2.4.2 martin 710 1.2.4.2 martin escodec_init(sc); 711 1.2.4.2 martin 712 1.2.4.2 martin sc->sc_dai.dai_set_sysclk = escodec_dai_set_sysclk; 713 1.2.4.2 martin sc->sc_dai.dai_set_format = escodec_dai_set_format; 714 1.2.4.2 martin sc->sc_dai.dai_add_device = escodec_dai_add_device; 715 1.2.4.2 martin sc->sc_dai.dai_hw_if = &escodec_hw_if; 716 1.2.4.2 martin sc->sc_dai.dai_dev = self; 717 1.2.4.2 martin sc->sc_dai.dai_priv = sc; 718 1.2.4.2 martin fdtbus_register_dai_controller(self, phandle, &escodec_dai_funcs); 719 1.2.4.2 martin } 720 1.2.4.2 martin 721 1.2.4.2 martin CFATTACH_DECL_NEW(es8316ac, sizeof(struct escodec_softc), 722 1.2.4.2 martin escodec_match, escodec_attach, NULL, NULL); 723
Indexes created Tue Oct 21 19:09:51 GMT 2025