sound/soc/sunxi/sun8i-codec-analog.c

   1 /*
   2  * This driver supports the analog controls for the internal codec
   3  * found in Allwinner's A31s, A23, A33 and H3 SoCs.
   4  *
   5  * Copyright 2016 Chen-Yu Tsai <wens@csie.org>
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  */
  17
  18 #include <linux/io.h>
  19 #include <linux/kernel.h>
  20 #include <linux/module.h>
  21 #include <linux/of.h>
  22 #include <linux/of_device.h>
  23 #include <linux/platform_device.h>
  24 #include <linux/regmap.h>
  25
  26 #include <sound/soc.h>
  27 #include <sound/soc-dapm.h>
  28 #include <sound/tlv.h>
  29
  30 /* Codec analog control register offsets and bit fields */
  31 #define SUN8I_ADDA_HP_VOLC              0x00
  32 #define SUN8I_ADDA_HP_VOLC_PA_CLK_GATE          7
  33 #define SUN8I_ADDA_HP_VOLC_HP_VOL               0
  34 #define SUN8I_ADDA_LOMIXSC              0x01
  35 #define SUN8I_ADDA_LOMIXSC_MIC1                 6
  36 #define SUN8I_ADDA_LOMIXSC_MIC2                 5
  37 #define SUN8I_ADDA_LOMIXSC_PHONE                4
  38 #define SUN8I_ADDA_LOMIXSC_PHONEN               3
  39 #define SUN8I_ADDA_LOMIXSC_LINEINL              2
  40 #define SUN8I_ADDA_LOMIXSC_DACL                 1
  41 #define SUN8I_ADDA_LOMIXSC_DACR                 0
  42 #define SUN8I_ADDA_ROMIXSC              0x02
  43 #define SUN8I_ADDA_ROMIXSC_MIC1                 6
  44 #define SUN8I_ADDA_ROMIXSC_MIC2                 5
  45 #define SUN8I_ADDA_ROMIXSC_PHONE                4
  46 #define SUN8I_ADDA_ROMIXSC_PHONEP               3
  47 #define SUN8I_ADDA_ROMIXSC_LINEINR              2
  48 #define SUN8I_ADDA_ROMIXSC_DACR                 1
  49 #define SUN8I_ADDA_ROMIXSC_DACL                 0
  50 #define SUN8I_ADDA_DAC_PA_SRC           0x03
  51 #define SUN8I_ADDA_DAC_PA_SRC_DACAREN           7
  52 #define SUN8I_ADDA_DAC_PA_SRC_DACALEN           6
  53 #define SUN8I_ADDA_DAC_PA_SRC_RMIXEN            5
  54 #define SUN8I_ADDA_DAC_PA_SRC_LMIXEN            4
  55 #define SUN8I_ADDA_DAC_PA_SRC_RHPPAMUTE         3
  56 #define SUN8I_ADDA_DAC_PA_SRC_LHPPAMUTE         2
  57 #define SUN8I_ADDA_DAC_PA_SRC_RHPIS             1
  58 #define SUN8I_ADDA_DAC_PA_SRC_LHPIS             0
  59 #define SUN8I_ADDA_PHONEIN_GCTRL        0x04
  60 #define SUN8I_ADDA_PHONEIN_GCTRL_PHONEPG        4
  61 #define SUN8I_ADDA_PHONEIN_GCTRL_PHONENG        0
  62 #define SUN8I_ADDA_LINEIN_GCTRL         0x05
  63 #define SUN8I_ADDA_LINEIN_GCTRL_LINEING         4
  64 #define SUN8I_ADDA_LINEIN_GCTRL_PHONEG          0
  65 #define SUN8I_ADDA_MICIN_GCTRL          0x06
  66 #define SUN8I_ADDA_MICIN_GCTRL_MIC1G            4
  67 #define SUN8I_ADDA_MICIN_GCTRL_MIC2G            0
  68 #define SUN8I_ADDA_PAEN_HP_CTRL         0x07
  69 #define SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN          7
  70 #define SUN8I_ADDA_PAEN_HP_CTRL_LINEOUTEN       7       /* H3 specific */
  71 #define SUN8I_ADDA_PAEN_HP_CTRL_HPCOM_FC        5
  72 #define SUN8I_ADDA_PAEN_HP_CTRL_COMPTEN         4
  73 #define SUN8I_ADDA_PAEN_HP_CTRL_PA_ANTI_POP_CTRL        2
  74 #define SUN8I_ADDA_PAEN_HP_CTRL_LTRNMUTE        1
  75 #define SUN8I_ADDA_PAEN_HP_CTRL_RTLNMUTE        0
  76 #define SUN8I_ADDA_PHONEOUT_CTRL        0x08
  77 #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUTG      5
  78 #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUTEN     4
  79 #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_MIC1  3
  80 #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_MIC2  2
  81 #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_RMIX  1
  82 #define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_LMIX  0
  83 #define SUN8I_ADDA_PHONE_GAIN_CTRL      0x09
  84 #define SUN8I_ADDA_PHONE_GAIN_CTRL_LINEOUT_VOL  3
  85 #define SUN8I_ADDA_PHONE_GAIN_CTRL_PHONEPREG    0
  86 #define SUN8I_ADDA_MIC2G_CTRL           0x0a
  87 #define SUN8I_ADDA_MIC2G_CTRL_MIC2AMPEN         7
  88 #define SUN8I_ADDA_MIC2G_CTRL_MIC2BOOST         4
  89 #define SUN8I_ADDA_MIC2G_CTRL_LINEOUTLEN        3
  90 #define SUN8I_ADDA_MIC2G_CTRL_LINEOUTREN        2
  91 #define SUN8I_ADDA_MIC2G_CTRL_LINEOUTLSRC       1
  92 #define SUN8I_ADDA_MIC2G_CTRL_LINEOUTRSRC       0
  93 #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL   0x0b
  94 #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIASEN        7
  95 #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MMICBIASEN        6
  96 #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIAS_MODE     5
  97 #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1AMPEN         3
  98 #define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1BOOST         0
  99 #define SUN8I_ADDA_LADCMIXSC            0x0c
 100 #define SUN8I_ADDA_LADCMIXSC_MIC1               6
 101 #define SUN8I_ADDA_LADCMIXSC_MIC2               5
 102 #define SUN8I_ADDA_LADCMIXSC_PHONE              4
 103 #define SUN8I_ADDA_LADCMIXSC_PHONEN             3
 104 #define SUN8I_ADDA_LADCMIXSC_LINEINL            2
 105 #define SUN8I_ADDA_LADCMIXSC_OMIXRL             1
 106 #define SUN8I_ADDA_LADCMIXSC_OMIXRR             0
 107 #define SUN8I_ADDA_RADCMIXSC            0x0d
 108 #define SUN8I_ADDA_RADCMIXSC_MIC1               6
 109 #define SUN8I_ADDA_RADCMIXSC_MIC2               5
 110 #define SUN8I_ADDA_RADCMIXSC_PHONE              4
 111 #define SUN8I_ADDA_RADCMIXSC_PHONEP             3
 112 #define SUN8I_ADDA_RADCMIXSC_LINEINR            2
 113 #define SUN8I_ADDA_RADCMIXSC_OMIXR              1
 114 #define SUN8I_ADDA_RADCMIXSC_OMIXL              0
 115 #define SUN8I_ADDA_RES                  0x0e
 116 #define SUN8I_ADDA_RES_MMICBIAS_SEL             4
 117 #define SUN8I_ADDA_RES_PA_ANTI_POP_CTRL         0
 118 #define SUN8I_ADDA_ADC_AP_EN            0x0f
 119 #define SUN8I_ADDA_ADC_AP_EN_ADCREN             7
 120 #define SUN8I_ADDA_ADC_AP_EN_ADCLEN             6
 121 #define SUN8I_ADDA_ADC_AP_EN_ADCG               0
 122
 123 /* Analog control register access bits */
 124 #define ADDA_PR                 0x0             /* PRCM base + 0x1c0 */
 125 #define ADDA_PR_RESET                   BIT(28)
 126 #define ADDA_PR_WRITE                   BIT(24)
 127 #define ADDA_PR_ADDR_SHIFT              16
 128 #define ADDA_PR_ADDR_MASK               GENMASK(4, 0)
 129 #define ADDA_PR_DATA_IN_SHIFT           8
 130 #define ADDA_PR_DATA_IN_MASK            GENMASK(7, 0)
 131 #define ADDA_PR_DATA_OUT_SHIFT          0
 132 #define ADDA_PR_DATA_OUT_MASK           GENMASK(7, 0)
 133
 134 /* regmap access bits */
 135 static int adda_reg_read(void *context, unsigned int reg, unsigned int *val)
 136 {
 137         void __iomem *base = (void __iomem *)context;
 138         u32 tmp;
 139
 140         /* De-assert reset */
 141         writel(readl(base) | ADDA_PR_RESET, base);
 142
 143         /* Clear write bit */
 144         writel(readl(base) & ~ADDA_PR_WRITE, base);
 145
 146         /* Set register address */
 147         tmp = readl(base);
 148         tmp &= ~(ADDA_PR_ADDR_MASK << ADDA_PR_ADDR_SHIFT);
 149         tmp |= (reg & ADDA_PR_ADDR_MASK) << ADDA_PR_ADDR_SHIFT;
 150         writel(tmp, base);
 151
 152         /* Read back value */
 153         *val = readl(base) & ADDA_PR_DATA_OUT_MASK;
 154
 155         return 0;
 156 }
 157
 158 static int adda_reg_write(void *context, unsigned int reg, unsigned int val)
 159 {
 160         void __iomem *base = (void __iomem *)context;
 161         u32 tmp;
 162
 163         /* De-assert reset */
 164         writel(readl(base) | ADDA_PR_RESET, base);
 165
 166         /* Set register address */
 167         tmp = readl(base);
 168         tmp &= ~(ADDA_PR_ADDR_MASK << ADDA_PR_ADDR_SHIFT);
 169         tmp |= (reg & ADDA_PR_ADDR_MASK) << ADDA_PR_ADDR_SHIFT;
 170         writel(tmp, base);
 171
 172         /* Set data to write */
 173         tmp = readl(base);
 174         tmp &= ~(ADDA_PR_DATA_IN_MASK << ADDA_PR_DATA_IN_SHIFT);
 175         tmp |= (val & ADDA_PR_DATA_IN_MASK) << ADDA_PR_DATA_IN_SHIFT;
 176         writel(tmp, base);
 177
 178         /* Set write bit to signal a write */
 179         writel(readl(base) | ADDA_PR_WRITE, base);
 180
 181         /* Clear write bit */
 182         writel(readl(base) & ~ADDA_PR_WRITE, base);
 183
 184         return 0;
 185 }
 186
 187 static const struct regmap_config adda_pr_regmap_cfg = {
 188         .name           = "adda-pr",
 189         .reg_bits       = 5,
 190         .reg_stride     = 1,
 191         .val_bits       = 8,
 192         .reg_read       = adda_reg_read,
 193         .reg_write      = adda_reg_write,
 194         .fast_io        = true,
 195         .max_register   = 24,
 196 };
 197
 198 /* mixer controls */
 199 static const struct snd_kcontrol_new sun8i_codec_mixer_controls[] = {
 200         SOC_DAPM_DOUBLE_R("DAC Playback Switch",
 201                           SUN8I_ADDA_LOMIXSC,
 202                           SUN8I_ADDA_ROMIXSC,
 203                           SUN8I_ADDA_LOMIXSC_DACL, 1, 0),
 204         SOC_DAPM_DOUBLE_R("DAC Reversed Playback Switch",
 205                           SUN8I_ADDA_LOMIXSC,
 206                           SUN8I_ADDA_ROMIXSC,
 207                           SUN8I_ADDA_LOMIXSC_DACR, 1, 0),
 208         SOC_DAPM_DOUBLE_R("Line In Playback Switch",
 209                           SUN8I_ADDA_LOMIXSC,
 210                           SUN8I_ADDA_ROMIXSC,
 211                           SUN8I_ADDA_LOMIXSC_LINEINL, 1, 0),
 212         SOC_DAPM_DOUBLE_R("Mic1 Playback Switch",
 213                           SUN8I_ADDA_LOMIXSC,
 214                           SUN8I_ADDA_ROMIXSC,
 215                           SUN8I_ADDA_LOMIXSC_MIC1, 1, 0),
 216         SOC_DAPM_DOUBLE_R("Mic2 Playback Switch",
 217                           SUN8I_ADDA_LOMIXSC,
 218                           SUN8I_ADDA_ROMIXSC,
 219                           SUN8I_ADDA_LOMIXSC_MIC2, 1, 0),
 220 };
 221
 222 /* ADC mixer controls */
 223 static const struct snd_kcontrol_new sun8i_codec_adc_mixer_controls[] = {
 224         SOC_DAPM_DOUBLE_R("Mixer Capture Switch",
 225                           SUN8I_ADDA_LADCMIXSC,
 226                           SUN8I_ADDA_RADCMIXSC,
 227                           SUN8I_ADDA_LADCMIXSC_OMIXRL, 1, 0),
 228         SOC_DAPM_DOUBLE_R("Mixer Reversed Capture Switch",
 229                           SUN8I_ADDA_LADCMIXSC,
 230                           SUN8I_ADDA_RADCMIXSC,
 231                           SUN8I_ADDA_LADCMIXSC_OMIXRR, 1, 0),
 232         SOC_DAPM_DOUBLE_R("Line In Capture Switch",
 233                           SUN8I_ADDA_LADCMIXSC,
 234                           SUN8I_ADDA_RADCMIXSC,
 235                           SUN8I_ADDA_LADCMIXSC_LINEINL, 1, 0),
 236         SOC_DAPM_DOUBLE_R("Mic1 Capture Switch",
 237                           SUN8I_ADDA_LADCMIXSC,
 238                           SUN8I_ADDA_RADCMIXSC,
 239                           SUN8I_ADDA_LADCMIXSC_MIC1, 1, 0),
 240         SOC_DAPM_DOUBLE_R("Mic2 Capture Switch",
 241                           SUN8I_ADDA_LADCMIXSC,
 242                           SUN8I_ADDA_RADCMIXSC,
 243                           SUN8I_ADDA_LADCMIXSC_MIC2, 1, 0),
 244 };
 245
 246 /* volume / mute controls */
 247 static const DECLARE_TLV_DB_SCALE(sun8i_codec_out_mixer_pregain_scale,
 248                                   -450, 150, 0);
 249 static const DECLARE_TLV_DB_RANGE(sun8i_codec_mic_gain_scale,
 250         0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
 251         1, 7, TLV_DB_SCALE_ITEM(2400, 300, 0),
 252 );
 253
 254 static const struct snd_kcontrol_new sun8i_codec_common_controls[] = {
 255         /* Mixer pre-gains */
 256         SOC_SINGLE_TLV("Line In Playback Volume", SUN8I_ADDA_LINEIN_GCTRL,
 257                        SUN8I_ADDA_LINEIN_GCTRL_LINEING,
 258                        0x7, 0, sun8i_codec_out_mixer_pregain_scale),
 259         SOC_SINGLE_TLV("Mic1 Playback Volume", SUN8I_ADDA_MICIN_GCTRL,
 260                        SUN8I_ADDA_MICIN_GCTRL_MIC1G,
 261                        0x7, 0, sun8i_codec_out_mixer_pregain_scale),
 262         SOC_SINGLE_TLV("Mic2 Playback Volume",
 263                        SUN8I_ADDA_MICIN_GCTRL, SUN8I_ADDA_MICIN_GCTRL_MIC2G,
 264                        0x7, 0, sun8i_codec_out_mixer_pregain_scale),
 265
 266         /* Microphone Amp boost gains */
 267         SOC_SINGLE_TLV("Mic1 Boost Volume", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
 268                        SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1BOOST, 0x7, 0,
 269                        sun8i_codec_mic_gain_scale),
 270         SOC_SINGLE_TLV("Mic2 Boost Volume", SUN8I_ADDA_MIC2G_CTRL,
 271                        SUN8I_ADDA_MIC2G_CTRL_MIC2BOOST, 0x7, 0,
 272                        sun8i_codec_mic_gain_scale),
 273
 274         /* ADC */
 275         SOC_SINGLE_TLV("ADC Gain Capture Volume", SUN8I_ADDA_ADC_AP_EN,
 276                        SUN8I_ADDA_ADC_AP_EN_ADCG, 0x7, 0,
 277                        sun8i_codec_out_mixer_pregain_scale),
 278 };
 279
 280 static const struct snd_soc_dapm_widget sun8i_codec_common_widgets[] = {
 281         /* ADC */
 282         SND_SOC_DAPM_ADC("Left ADC", NULL, SUN8I_ADDA_ADC_AP_EN,
 283                          SUN8I_ADDA_ADC_AP_EN_ADCLEN, 0),
 284         SND_SOC_DAPM_ADC("Right ADC", NULL, SUN8I_ADDA_ADC_AP_EN,
 285                          SUN8I_ADDA_ADC_AP_EN_ADCREN, 0),
 286
 287         /* DAC */
 288         SND_SOC_DAPM_DAC("Left DAC", NULL, SUN8I_ADDA_DAC_PA_SRC,
 289                          SUN8I_ADDA_DAC_PA_SRC_DACALEN, 0),
 290         SND_SOC_DAPM_DAC("Right DAC", NULL, SUN8I_ADDA_DAC_PA_SRC,
 291                          SUN8I_ADDA_DAC_PA_SRC_DACAREN, 0),
 292         /*
 293          * Due to this component and the codec belonging to separate DAPM
 294          * contexts, we need to manually link the above widgets to their
 295          * stream widgets at the card level.
 296          */
 297
 298         /* Line In */
 299         SND_SOC_DAPM_INPUT("LINEIN"),
 300
 301         /* Microphone inputs */
 302         SND_SOC_DAPM_INPUT("MIC1"),
 303         SND_SOC_DAPM_INPUT("MIC2"),
 304
 305         /* Microphone Bias */
 306         SND_SOC_DAPM_SUPPLY("MBIAS", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
 307                             SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MMICBIASEN,
 308                             0, NULL, 0),
 309
 310         /* Mic input path */
 311         SND_SOC_DAPM_PGA("Mic1 Amplifier", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
 312                          SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1AMPEN, 0, NULL, 0),
 313         SND_SOC_DAPM_PGA("Mic2 Amplifier", SUN8I_ADDA_MIC2G_CTRL,
 314                          SUN8I_ADDA_MIC2G_CTRL_MIC2AMPEN, 0, NULL, 0),
 315
 316         /* Mixers */
 317         SND_SOC_DAPM_MIXER("Left Mixer", SUN8I_ADDA_DAC_PA_SRC,
 318                            SUN8I_ADDA_DAC_PA_SRC_LMIXEN, 0,
 319                            sun8i_codec_mixer_controls,
 320                            ARRAY_SIZE(sun8i_codec_mixer_controls)),
 321         SND_SOC_DAPM_MIXER("Right Mixer", SUN8I_ADDA_DAC_PA_SRC,
 322                            SUN8I_ADDA_DAC_PA_SRC_RMIXEN, 0,
 323                            sun8i_codec_mixer_controls,
 324                            ARRAY_SIZE(sun8i_codec_mixer_controls)),
 325         SND_SOC_DAPM_MIXER("Left ADC Mixer", SUN8I_ADDA_ADC_AP_EN,
 326                            SUN8I_ADDA_ADC_AP_EN_ADCLEN, 0,
 327                            sun8i_codec_adc_mixer_controls,
 328                            ARRAY_SIZE(sun8i_codec_adc_mixer_controls)),
 329         SND_SOC_DAPM_MIXER("Right ADC Mixer", SUN8I_ADDA_ADC_AP_EN,
 330                            SUN8I_ADDA_ADC_AP_EN_ADCREN, 0,
 331                            sun8i_codec_adc_mixer_controls,
 332                            ARRAY_SIZE(sun8i_codec_adc_mixer_controls)),
 333 };
 334
 335 static const struct snd_soc_dapm_route sun8i_codec_common_routes[] = {
 336         /* Microphone Routes */
 337         { "Mic1 Amplifier", NULL, "MIC1"},
 338         { "Mic2 Amplifier", NULL, "MIC2"},
 339
 340         /* Left Mixer Routes */
 341         { "Left Mixer", "DAC Playback Switch", "Left DAC" },
 342         { "Left Mixer", "DAC Reversed Playback Switch", "Right DAC" },
 343         { "Left Mixer", "Line In Playback Switch", "LINEIN" },
 344         { "Left Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
 345         { "Left Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
 346
 347         /* Right Mixer Routes */
 348         { "Right Mixer", "DAC Playback Switch", "Right DAC" },
 349         { "Right Mixer", "DAC Reversed Playback Switch", "Left DAC" },
 350         { "Right Mixer", "Line In Playback Switch", "LINEIN" },
 351         { "Right Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
 352         { "Right Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
 353
 354         /* Left ADC Mixer Routes */
 355         { "Left ADC Mixer", "Mixer Capture Switch", "Left Mixer" },
 356         { "Left ADC Mixer", "Mixer Reversed Capture Switch", "Right Mixer" },
 357         { "Left ADC Mixer", "Line In Capture Switch", "LINEIN" },
 358         { "Left ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
 359         { "Left ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
 360
 361         /* Right ADC Mixer Routes */
 362         { "Right ADC Mixer", "Mixer Capture Switch", "Right Mixer" },
 363         { "Right ADC Mixer", "Mixer Reversed Capture Switch", "Left Mixer" },
 364         { "Right ADC Mixer", "Line In Capture Switch", "LINEIN" },
 365         { "Right ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
 366         { "Right ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
 367
 368         /* ADC Routes */
 369         { "Left ADC", NULL, "Left ADC Mixer" },
 370         { "Right ADC", NULL, "Right ADC Mixer" },
 371 };
 372
 373 /* headphone specific controls, widgets, and routes */
 374 static const DECLARE_TLV_DB_SCALE(sun8i_codec_hp_vol_scale, -6300, 100, 1);
 375 static const struct snd_kcontrol_new sun8i_codec_headphone_controls[] = {
 376         SOC_SINGLE_TLV("Headphone Playback Volume",
 377                        SUN8I_ADDA_HP_VOLC,
 378                        SUN8I_ADDA_HP_VOLC_HP_VOL, 0x3f, 0,
 379                        sun8i_codec_hp_vol_scale),
 380         SOC_DOUBLE("Headphone Playback Switch",
 381                    SUN8I_ADDA_DAC_PA_SRC,
 382                    SUN8I_ADDA_DAC_PA_SRC_LHPPAMUTE,
 383                    SUN8I_ADDA_DAC_PA_SRC_RHPPAMUTE, 1, 0),
 384 };
 385
 386 static const char * const sun8i_codec_hp_src_enum_text[] = {
 387         "DAC", "Mixer",
 388 };
 389
 390 static SOC_ENUM_DOUBLE_DECL(sun8i_codec_hp_src_enum,
 391                             SUN8I_ADDA_DAC_PA_SRC,
 392                             SUN8I_ADDA_DAC_PA_SRC_LHPIS,
 393                             SUN8I_ADDA_DAC_PA_SRC_RHPIS,
 394                             sun8i_codec_hp_src_enum_text);
 395
 396 static const struct snd_kcontrol_new sun8i_codec_hp_src[] = {
 397         SOC_DAPM_ENUM("Headphone Source Playback Route",
 398                       sun8i_codec_hp_src_enum),
 399 };
 400
 401 static const struct snd_soc_dapm_widget sun8i_codec_headphone_widgets[] = {
 402         SND_SOC_DAPM_MUX("Headphone Source Playback Route",
 403                          SND_SOC_NOPM, 0, 0, sun8i_codec_hp_src),
 404         SND_SOC_DAPM_OUT_DRV("Headphone Amp", SUN8I_ADDA_PAEN_HP_CTRL,
 405                              SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN, 0, NULL, 0),
 406         SND_SOC_DAPM_SUPPLY("HPCOM Protection", SUN8I_ADDA_PAEN_HP_CTRL,
 407                             SUN8I_ADDA_PAEN_HP_CTRL_COMPTEN, 0, NULL, 0),
 408         SND_SOC_DAPM_REG(snd_soc_dapm_supply, "HPCOM", SUN8I_ADDA_PAEN_HP_CTRL,
 409                          SUN8I_ADDA_PAEN_HP_CTRL_HPCOM_FC, 0x3, 0x3, 0),
 410         SND_SOC_DAPM_OUTPUT("HP"),
 411 };
 412
 413 static const struct snd_soc_dapm_route sun8i_codec_headphone_routes[] = {
 414         { "Headphone Source Playback Route", "DAC", "Left DAC" },
 415         { "Headphone Source Playback Route", "DAC", "Right DAC" },
 416         { "Headphone Source Playback Route", "Mixer", "Left Mixer" },
 417         { "Headphone Source Playback Route", "Mixer", "Right Mixer" },
 418         { "Headphone Amp", NULL, "Headphone Source Playback Route" },
 419         { "HPCOM", NULL, "HPCOM Protection" },
 420         { "HP", NULL, "Headphone Amp" },
 421 };
 422
 423 static int sun8i_codec_add_headphone(struct snd_soc_component *cmpnt)
 424 {
 425         struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
 426         struct device *dev = cmpnt->dev;
 427         int ret;
 428
 429         ret = snd_soc_add_component_controls(cmpnt,
 430                                              sun8i_codec_headphone_controls,
 431                                              ARRAY_SIZE(sun8i_codec_headphone_controls));
 432         if (ret) {
 433                 dev_err(dev, "Failed to add Headphone controls: %d\n", ret);
 434                 return ret;
 435         }
 436
 437         ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_headphone_widgets,
 438                                         ARRAY_SIZE(sun8i_codec_headphone_widgets));
 439         if (ret) {
 440                 dev_err(dev, "Failed to add Headphone DAPM widgets: %d\n", ret);
 441                 return ret;
 442         }
 443
 444         ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_headphone_routes,
 445                                       ARRAY_SIZE(sun8i_codec_headphone_routes));
 446         if (ret) {
 447                 dev_err(dev, "Failed to add Headphone DAPM routes: %d\n", ret);
 448                 return ret;
 449         }
 450
 451         return 0;
 452 }
 453
 454 /* hmic specific widget */
 455 static const struct snd_soc_dapm_widget sun8i_codec_hmic_widgets[] = {
 456         SND_SOC_DAPM_SUPPLY("HBIAS", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
 457                             SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIASEN,
 458                             0, NULL, 0),
 459 };
 460
 461 static int sun8i_codec_add_hmic(struct snd_soc_component *cmpnt)
 462 {
 463         struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
 464         struct device *dev = cmpnt->dev;
 465         int ret;
 466
 467         ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_hmic_widgets,
 468                                         ARRAY_SIZE(sun8i_codec_hmic_widgets));
 469         if (ret)
 470                 dev_err(dev, "Failed to add Mic3 DAPM widgets: %d\n", ret);
 471
 472         return ret;
 473 }
 474
 475 /* line out specific controls, widgets and routes */
 476 static const DECLARE_TLV_DB_RANGE(sun8i_codec_lineout_vol_scale,
 477         0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
 478         2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
 479 );
 480 static const struct snd_kcontrol_new sun8i_codec_lineout_controls[] = {
 481         SOC_SINGLE_TLV("Line Out Playback Volume",
 482                        SUN8I_ADDA_PHONE_GAIN_CTRL,
 483                        SUN8I_ADDA_PHONE_GAIN_CTRL_LINEOUT_VOL, 0x1f, 0,
 484                        sun8i_codec_lineout_vol_scale),
 485         SOC_DOUBLE("Line Out Playback Switch",
 486                    SUN8I_ADDA_MIC2G_CTRL,
 487                    SUN8I_ADDA_MIC2G_CTRL_LINEOUTLEN,
 488                    SUN8I_ADDA_MIC2G_CTRL_LINEOUTREN, 1, 0),
 489 };
 490
 491 static const char * const sun8i_codec_lineout_src_enum_text[] = {
 492         "Stereo", "Mono Differential",
 493 };
 494
 495 static SOC_ENUM_DOUBLE_DECL(sun8i_codec_lineout_src_enum,
 496                             SUN8I_ADDA_MIC2G_CTRL,
 497                             SUN8I_ADDA_MIC2G_CTRL_LINEOUTLSRC,
 498                             SUN8I_ADDA_MIC2G_CTRL_LINEOUTRSRC,
 499                             sun8i_codec_lineout_src_enum_text);
 500
 501 static const struct snd_kcontrol_new sun8i_codec_lineout_src[] = {
 502         SOC_DAPM_ENUM("Line Out Source Playback Route",
 503                       sun8i_codec_lineout_src_enum),
 504 };
 505
 506 static const struct snd_soc_dapm_widget sun8i_codec_lineout_widgets[] = {
 507         SND_SOC_DAPM_MUX("Line Out Source Playback Route",
 508                          SND_SOC_NOPM, 0, 0, sun8i_codec_lineout_src),
 509         /* It is unclear if this is a buffer or gate, model it as a supply */
 510         SND_SOC_DAPM_SUPPLY("Line Out Enable", SUN8I_ADDA_PAEN_HP_CTRL,
 511                             SUN8I_ADDA_PAEN_HP_CTRL_LINEOUTEN, 0, NULL, 0),
 512         SND_SOC_DAPM_OUTPUT("LINEOUT"),
 513 };
 514
 515 static const struct snd_soc_dapm_route sun8i_codec_lineout_routes[] = {
 516         { "Line Out Source Playback Route", "Stereo", "Left Mixer" },
 517         { "Line Out Source Playback Route", "Stereo", "Right Mixer" },
 518         { "Line Out Source Playback Route", "Mono Differential", "Left Mixer" },
 519         { "Line Out Source Playback Route", "Mono Differential", "Right Mixer" },
 520         { "LINEOUT", NULL, "Line Out Source Playback Route" },
 521         { "LINEOUT", NULL, "Line Out Enable", },
 522 };
 523
 524 static int sun8i_codec_add_lineout(struct snd_soc_component *cmpnt)
 525 {
 526         struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
 527         struct device *dev = cmpnt->dev;
 528         int ret;
 529
 530         ret = snd_soc_add_component_controls(cmpnt,
 531                                              sun8i_codec_lineout_controls,
 532                                              ARRAY_SIZE(sun8i_codec_lineout_controls));
 533         if (ret) {
 534                 dev_err(dev, "Failed to add Line Out controls: %d\n", ret);
 535                 return ret;
 536         }
 537
 538         ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_lineout_widgets,
 539                                         ARRAY_SIZE(sun8i_codec_lineout_widgets));
 540         if (ret) {
 541                 dev_err(dev, "Failed to add Line Out DAPM widgets: %d\n", ret);
 542                 return ret;
 543         }
 544
 545         ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_lineout_routes,
 546                                       ARRAY_SIZE(sun8i_codec_lineout_routes));
 547         if (ret) {
 548                 dev_err(dev, "Failed to add Line Out DAPM routes: %d\n", ret);
 549                 return ret;
 550         }
 551
 552         return 0;
 553 }
 554
 555 struct sun8i_codec_analog_quirks {
 556         bool has_headphone;
 557         bool has_hmic;
 558         bool has_lineout;
 559 };
 560
 561 static const struct sun8i_codec_analog_quirks sun8i_a23_quirks = {
 562         .has_headphone  = true,
 563         .has_hmic       = true,
 564 };
 565
 566 static const struct sun8i_codec_analog_quirks sun8i_h3_quirks = {
 567         .has_lineout    = true,
 568 };
 569
 570 static int sun8i_codec_analog_cmpnt_probe(struct snd_soc_component *cmpnt)
 571 {
 572         struct device *dev = cmpnt->dev;
 573         const struct sun8i_codec_analog_quirks *quirks;
 574         int ret;
 575
 576         /*
 577          * This would never return NULL unless someone directly registers a
 578          * platform device matching this driver's name, without specifying a
 579          * device tree node.
 580          */
 581         quirks = of_device_get_match_data(dev);
 582
 583         /* Add controls, widgets, and routes for individual features */
 584
 585         if (quirks->has_headphone) {
 586                 ret = sun8i_codec_add_headphone(cmpnt);
 587                 if (ret)
 588                         return ret;
 589         }
 590
 591         if (quirks->has_hmic) {
 592                 ret = sun8i_codec_add_hmic(cmpnt);
 593                 if (ret)
 594                         return ret;
 595         }
 596
 597         if (quirks->has_lineout) {
 598                 ret = sun8i_codec_add_lineout(cmpnt);
 599                 if (ret)
 600                         return ret;
 601         }
 602
 603         return 0;
 604 }
 605
 606 static const struct snd_soc_component_driver sun8i_codec_analog_cmpnt_drv = {
 607         .controls               = sun8i_codec_common_controls,
 608         .num_controls           = ARRAY_SIZE(sun8i_codec_common_controls),
 609         .dapm_widgets           = sun8i_codec_common_widgets,
 610         .num_dapm_widgets       = ARRAY_SIZE(sun8i_codec_common_widgets),
 611         .dapm_routes            = sun8i_codec_common_routes,
 612         .num_dapm_routes        = ARRAY_SIZE(sun8i_codec_common_routes),
 613         .probe                  = sun8i_codec_analog_cmpnt_probe,
 614 };
 615
 616 static const struct of_device_id sun8i_codec_analog_of_match[] = {
 617         {
 618                 .compatible = "allwinner,sun8i-a23-codec-analog",
 619                 .data = &sun8i_a23_quirks,
 620         },
 621         {
 622                 .compatible = "allwinner,sun8i-h3-codec-analog",
 623                 .data = &sun8i_h3_quirks,
 624         },
 625         {}
 626 };
 627 MODULE_DEVICE_TABLE(of, sun8i_codec_analog_of_match);
 628
 629 static int sun8i_codec_analog_probe(struct platform_device *pdev)
 630 {
 631         struct resource *res;
 632         struct regmap *regmap;
 633         void __iomem *base;
 634
 635         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 636         base = devm_ioremap_resource(&pdev->dev, res);
 637         if (IS_ERR(base)) {
 638                 dev_err(&pdev->dev, "Failed to map the registers\n");
 639                 return PTR_ERR(base);
 640         }
 641
 642         regmap = devm_regmap_init(&pdev->dev, NULL, base, &adda_pr_regmap_cfg);
 643         if (IS_ERR(regmap)) {
 644                 dev_err(&pdev->dev, "Failed to create regmap\n");
 645                 return PTR_ERR(regmap);
 646         }
 647
 648         return devm_snd_soc_register_component(&pdev->dev,
 649                                                &sun8i_codec_analog_cmpnt_drv,
 650                                                NULL, 0);
 651 }
 652
 653 static struct platform_driver sun8i_codec_analog_driver = {
 654         .driver = {
 655                 .name = "sun8i-codec-analog",
 656                 .of_match_table = sun8i_codec_analog_of_match,
 657         },
 658         .probe = sun8i_codec_analog_probe,
 659 };
 660 module_platform_driver(sun8i_codec_analog_driver);
 661
 662 MODULE_DESCRIPTION("Allwinner internal codec analog controls driver");
 663 MODULE_AUTHOR("Chen-Yu Tsai <wens@csie.org>");
 664 MODULE_LICENSE("GPL");
 665 MODULE_ALIAS("platform:sun8i-codec-analog");