sound/pci/hda/cs35l41_hda_property.c

   1 // SPDX-License-Identifier: GPL-2.0
   2 //
   3 // CS35L41 ALSA HDA Property driver
   4 //
   5 // Copyright 2023 Cirrus Logic, Inc.
   6 //
   7 // Author: Stefan Binding <sbinding@opensource.cirrus.com>
   8
   9 #include <linux/acpi.h>
  10 #include <linux/gpio/consumer.h>
  11 #include <linux/string.h>
  12 #include "cs35l41_hda_property.h"
  13 #include <linux/spi/spi.h>
  14
  15 #define MAX_AMPS 4
  16
  17 struct cs35l41_config {
  18         const char *ssid;
  19         int num_amps;
  20         enum {
  21                 INTERNAL,
  22                 EXTERNAL
  23         } boost_type;
  24         u8 channel[MAX_AMPS];
  25         int reset_gpio_index; /* -1 if no reset gpio */
  26         int spkid_gpio_index; /* -1 if no spkid gpio */
  27         int cs_gpio_index; /* -1 if no cs gpio, or cs-gpios already exists, max num amps == 2 */
  28         int boost_ind_nanohenry; /* Required if boost_type == Internal */
  29         int boost_peak_milliamp; /* Required if boost_type == Internal */
  30         int boost_cap_microfarad; /* Required if boost_type == Internal */
  31 };
  32
  33 static const struct cs35l41_config cs35l41_config_table[] = {
  34         { "10280B27", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
  35         { "10280B28", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
  36         { "10280BEB", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 0, 0, 0 },
  37         { "10280C4D", 4, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, CS35L41_LEFT, CS35L41_RIGHT }, 0, 1, -1, 1000, 4500, 24 },
  38 /*
  39  * Device 103C89C6 does have _DSD, however it is setup to use the wrong boost type.
  40  * We can override the _DSD to correct the boost type here.
  41  * Since this laptop has valid ACPI, we do not need to handle cs-gpios, since that already exists
  42  * in the ACPI. The Reset GPIO is also valid, so we can use the Reset defined in _DSD.
  43  */
  44         { "103C89C6", 2, INTERNAL, { CS35L41_RIGHT, CS35L41_LEFT, 0, 0 }, -1, -1, -1, 1000, 4500, 24 },
  45         { "103C8A28", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  46         { "103C8A29", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  47         { "103C8A2A", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  48         { "103C8A2B", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  49         { "103C8A2C", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  50         { "103C8A2D", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  51         { "103C8A2E", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  52         { "103C8A30", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  53         { "103C8A31", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  54         { "103C8A6E", 4, EXTERNAL, { CS35L41_LEFT, CS35L41_LEFT, CS35L41_RIGHT, CS35L41_RIGHT }, 0, -1, -1, 0, 0, 0 },
  55         { "103C8BB3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  56         { "103C8BB4", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  57         { "103C8BDD", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  58         { "103C8BDE", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  59         { "103C8BDF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  60         { "103C8BE0", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  61         { "103C8BE1", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  62         { "103C8BE2", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  63         { "103C8BE3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  64         { "103C8BE5", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  65         { "103C8BE6", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  66         { "103C8BE7", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  67         { "103C8BE8", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  68         { "103C8BE9", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  69         { "103C8B3A", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  70         { "103C8C15", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4000, 24 },
  71         { "103C8C16", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4000, 24 },
  72         { "103C8C17", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4000, 24 },
  73         { "103C8C4F", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  74         { "103C8C50", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  75         { "103C8C51", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  76         { "103C8CDD", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 },
  77         { "103C8CDE", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 3900, 24 },
  78         { "104312AF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
  79         { "10431433", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 },
  80         { "10431463", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 },
  81         { "10431473", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 },
  82         { "10431483", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 },
  83         { "10431493", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
  84         { "104314D3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
  85         { "104314E3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 },
  86         { "10431503", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 },
  87         { "10431533", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 },
  88         { "10431573", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
  89         { "10431663", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 },
  90         { "10431683", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 },
  91         { "104316A3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 },
  92         { "104316D3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 },
  93         { "104316F3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 },
  94         { "104317F3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 },
  95         { "10431863", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
  96         { "104318D3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 },
  97         { "10431A83", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 },
  98         { "10431C9F", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
  99         { "10431CAF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
 100         { "10431CCF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
 101         { "10431CDF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
 102         { "10431CEF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 },
 103         { "10431D1F", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 },
 104         { "10431DA2", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 },
 105         { "10431E02", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 },
 106         { "10431E12", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 },
 107         { "10431EE2", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 },
 108         { "10431F12", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 },
 109         { "10431F1F", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 0, 0, 0 },
 110         { "10431F62", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 },
 111         { "17AA386F", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 },
 112         { "17AA3877", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 },
 113         { "17AA3878", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 },
 114         { "17AA38A9", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 2, -1, 0, 0, 0 },
 115         { "17AA38AB", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 2, -1, 0, 0, 0 },
 116         { "17AA38B4", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 },
 117         { "17AA38B5", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 },
 118         { "17AA38B6", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 },
 119         { "17AA38B7", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 },
 120         {}
 121 };
 122
 123 static int cs35l41_add_gpios(struct cs35l41_hda *cs35l41, struct device *physdev, int reset_gpio,
 124                              int spkid_gpio, int cs_gpio_index, int num_amps)
 125 {
 126         struct acpi_gpio_mapping *gpio_mapping = NULL;
 127         struct acpi_gpio_params *reset_gpio_params = NULL;
 128         struct acpi_gpio_params *spkid_gpio_params = NULL;
 129         struct acpi_gpio_params *cs_gpio_params = NULL;
 130         unsigned int num_entries = 0;
 131         unsigned int reset_index, spkid_index, csgpio_index;
 132         int i;
 133
 134         /*
 135          * GPIO Mapping only needs to be done once, since it would be available for subsequent amps
 136          */
 137         if (cs35l41->dacpi->driver_gpios)
 138                 return 0;
 139
 140         if (reset_gpio >= 0) {
 141                 reset_index = num_entries;
 142                 num_entries++;
 143         }
 144
 145         if (spkid_gpio >= 0) {
 146                 spkid_index = num_entries;
 147                 num_entries++;
 148         }
 149
 150         if ((cs_gpio_index >= 0)  && (num_amps == 2)) {
 151                 csgpio_index = num_entries;
 152                 num_entries++;
 153         }
 154
 155         if (!num_entries)
 156                 return 0;
 157
 158         /* must include termination entry */
 159         num_entries++;
 160
 161         gpio_mapping = devm_kcalloc(physdev, num_entries, sizeof(struct acpi_gpio_mapping),
 162                                     GFP_KERNEL);
 163
 164         if (!gpio_mapping)
 165                 goto err;
 166
 167         if (reset_gpio >= 0) {
 168                 gpio_mapping[reset_index].name = "reset-gpios";
 169                 reset_gpio_params = devm_kcalloc(physdev, num_amps, sizeof(struct acpi_gpio_params),
 170                                                  GFP_KERNEL);
 171                 if (!reset_gpio_params)
 172                         goto err;
 173
 174                 for (i = 0; i < num_amps; i++)
 175                         reset_gpio_params[i].crs_entry_index = reset_gpio;
 176
 177                 gpio_mapping[reset_index].data = reset_gpio_params;
 178                 gpio_mapping[reset_index].size = num_amps;
 179         }
 180
 181         if (spkid_gpio >= 0) {
 182                 gpio_mapping[spkid_index].name = "spk-id-gpios";
 183                 spkid_gpio_params = devm_kcalloc(physdev, num_amps, sizeof(struct acpi_gpio_params),
 184                                                  GFP_KERNEL);
 185                 if (!spkid_gpio_params)
 186                         goto err;
 187
 188                 for (i = 0; i < num_amps; i++)
 189                         spkid_gpio_params[i].crs_entry_index = spkid_gpio;
 190
 191                 gpio_mapping[spkid_index].data = spkid_gpio_params;
 192                 gpio_mapping[spkid_index].size = num_amps;
 193         }
 194
 195         if ((cs_gpio_index >= 0) && (num_amps == 2)) {
 196                 gpio_mapping[csgpio_index].name = "cs-gpios";
 197                 /* only one GPIO CS is supported without using _DSD, obtained using index 0 */
 198                 cs_gpio_params = devm_kzalloc(physdev, sizeof(struct acpi_gpio_params), GFP_KERNEL);
 199                 if (!cs_gpio_params)
 200                         goto err;
 201
 202                 cs_gpio_params->crs_entry_index = cs_gpio_index;
 203
 204                 gpio_mapping[csgpio_index].data = cs_gpio_params;
 205                 gpio_mapping[csgpio_index].size = 1;
 206         }
 207
 208         return devm_acpi_dev_add_driver_gpios(physdev, gpio_mapping);
 209 err:
 210         devm_kfree(physdev, gpio_mapping);
 211         devm_kfree(physdev, reset_gpio_params);
 212         devm_kfree(physdev, spkid_gpio_params);
 213         devm_kfree(physdev, cs_gpio_params);
 214         return -ENOMEM;
 215 }
 216
 217 static int generic_dsd_config(struct cs35l41_hda *cs35l41, struct device *physdev, int id,
 218                               const char *hid)
 219 {
 220         struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg;
 221         const struct cs35l41_config *cfg;
 222         struct gpio_desc *cs_gpiod;
 223         struct spi_device *spi;
 224         bool dsd_found;
 225         int ret;
 226         int i;
 227
 228         for (cfg = cs35l41_config_table; cfg->ssid; cfg++) {
 229                 if (!strcasecmp(cfg->ssid, cs35l41->acpi_subsystem_id))
 230                         break;
 231         }
 232
 233         if (!cfg->ssid)
 234                 return -ENOENT;
 235
 236         if (!cs35l41->dacpi || cs35l41->dacpi != ACPI_COMPANION(physdev)) {
 237                 dev_err(cs35l41->dev, "ACPI Device does not match, cannot override _DSD.\n");
 238                 return -ENODEV;
 239         }
 240
 241         dev_info(cs35l41->dev, "Adding DSD properties for %s\n", cs35l41->acpi_subsystem_id);
 242
 243         dsd_found = acpi_dev_has_props(cs35l41->dacpi);
 244
 245         if (!dsd_found) {
 246                 ret = cs35l41_add_gpios(cs35l41, physdev, cfg->reset_gpio_index,
 247                                                  cfg->spkid_gpio_index, cfg->cs_gpio_index,
 248                                                  cfg->num_amps);
 249                 if (ret) {
 250                         dev_err(cs35l41->dev, "Error adding GPIO mapping: %d\n", ret);
 251                         return ret;
 252                 }
 253         } else if (cfg->reset_gpio_index >= 0 || cfg->spkid_gpio_index >= 0) {
 254                 dev_warn(cs35l41->dev, "Cannot add Reset/Speaker ID/SPI CS GPIO Mapping, "
 255                          "_DSD already exists.\n");
 256         }
 257
 258         if (cs35l41->control_bus == SPI) {
 259                 cs35l41->index = id;
 260
 261                 /*
 262                  * Manually set the Chip Select for the second amp <cs_gpio_index> in the node.
 263                  * This is only supported for systems with 2 amps, since we cannot expand the
 264                  * default number of chip selects without using cs-gpios
 265                  * The CS GPIO must be set high prior to communicating with the first amp (which
 266                  * uses a native chip select), to ensure the second amp does not clash with the
 267                  * first.
 268                  */
 269                 if (IS_ENABLED(CONFIG_SPI) && cfg->cs_gpio_index >= 0) {
 270                         spi = to_spi_device(cs35l41->dev);
 271
 272                         if (cfg->num_amps != 2) {
 273                                 dev_warn(cs35l41->dev,
 274                                          "Cannot update SPI CS, Number of Amps (%d) != 2\n",
 275                                          cfg->num_amps);
 276                         } else if (dsd_found) {
 277                                 dev_warn(cs35l41->dev,
 278                                         "Cannot update SPI CS, _DSD already exists.\n");
 279                         } else {
 280                                 /*
 281                                  * This is obtained using driver_gpios, since only one GPIO for CS
 282                                  * exists, this can be obtained using index 0.
 283                                  */
 284                                 cs_gpiod = gpiod_get_index(physdev, "cs", 0, GPIOD_OUT_LOW);
 285                                 if (IS_ERR(cs_gpiod)) {
 286                                         dev_err(cs35l41->dev,
 287                                                 "Unable to get Chip Select GPIO descriptor\n");
 288                                         return PTR_ERR(cs_gpiod);
 289                                 }
 290                                 if (id == 1) {
 291                                         spi_set_csgpiod(spi, 0, cs_gpiod);
 292                                         cs35l41->cs_gpio = cs_gpiod;
 293                                 } else {
 294                                         gpiod_set_value_cansleep(cs_gpiod, true);
 295                                         gpiod_put(cs_gpiod);
 296                                 }
 297                                 spi_setup(spi);
 298                         }
 299                 }
 300         } else {
 301                 if (cfg->num_amps > 2)
 302                         /*
 303                          * i2c addresses for 3/4 amps are used in order: 0x40, 0x41, 0x42, 0x43,
 304                          * subtracting 0x40 would give zero-based index
 305                          */
 306                         cs35l41->index = id - 0x40;
 307                 else
 308                         /* i2c addr 0x40 for first amp (always), 0x41/0x42 for 2nd amp */
 309                         cs35l41->index = id == 0x40 ? 0 : 1;
 310         }
 311
 312         cs35l41->reset_gpio = fwnode_gpiod_get_index(acpi_fwnode_handle(cs35l41->dacpi), "reset",
 313                                                      cs35l41->index, GPIOD_OUT_LOW,
 314                                                      "cs35l41-reset");
 315         cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, cs35l41->index, cfg->num_amps, -1);
 316
 317         hw_cfg->spk_pos = cfg->channel[cs35l41->index];
 318
 319         cs35l41->channel_index = 0;
 320         for (i = 0; i < cs35l41->index; i++)
 321                 if (cfg->channel[i] == hw_cfg->spk_pos)
 322                         cs35l41->channel_index++;
 323
 324         if (cfg->boost_type == INTERNAL) {
 325                 hw_cfg->bst_type = CS35L41_INT_BOOST;
 326                 hw_cfg->bst_ind = cfg->boost_ind_nanohenry;
 327                 hw_cfg->bst_ipk = cfg->boost_peak_milliamp;
 328                 hw_cfg->bst_cap = cfg->boost_cap_microfarad;
 329                 hw_cfg->gpio1.func = CS35L41_NOT_USED;
 330                 hw_cfg->gpio1.valid = true;
 331         } else {
 332                 hw_cfg->bst_type = CS35L41_EXT_BOOST;
 333                 hw_cfg->bst_ind = -1;
 334                 hw_cfg->bst_ipk = -1;
 335                 hw_cfg->bst_cap = -1;
 336                 hw_cfg->gpio1.func = CS35l41_VSPK_SWITCH;
 337                 hw_cfg->gpio1.valid = true;
 338         }
 339
 340         hw_cfg->gpio2.func = CS35L41_INTERRUPT;
 341         hw_cfg->gpio2.valid = true;
 342         hw_cfg->valid = true;
 343
 344         return 0;
 345 }
 346
 347 /*
 348  * Systems 103C8C66, 103C8C67, 103C8C68, 103C8C6A use a dual speaker id system - each speaker has
 349  * its own speaker id.
 350  */
 351 static int hp_i2c_int_2amp_dual_spkid(struct cs35l41_hda *cs35l41, struct device *physdev, int id,
 352                                       const char *hid)
 353 {
 354         struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg;
 355
 356         /* If _DSD exists for this laptop, we cannot support it through here */
 357         if (acpi_dev_has_props(cs35l41->dacpi))
 358                 return -ENOENT;
 359
 360         /* check I2C address to assign the index */
 361         cs35l41->index = id == 0x40 ? 0 : 1;
 362         cs35l41->channel_index = 0;
 363         cs35l41->reset_gpio = gpiod_get_index(physdev, NULL, 0, GPIOD_OUT_HIGH);
 364         if (cs35l41->index == 0)
 365                 cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, 0, 0, 1);
 366         else
 367                 cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, 0, 0, 2);
 368         hw_cfg->spk_pos = cs35l41->index;
 369         hw_cfg->gpio2.func = CS35L41_INTERRUPT;
 370         hw_cfg->gpio2.valid = true;
 371         hw_cfg->valid = true;
 372
 373         hw_cfg->bst_type = CS35L41_INT_BOOST;
 374         hw_cfg->bst_ind = 1000;
 375         hw_cfg->bst_ipk = 4100;
 376         hw_cfg->bst_cap = 24;
 377         hw_cfg->gpio1.func = CS35L41_NOT_USED;
 378         hw_cfg->gpio1.valid = true;
 379
 380         return 0;
 381 }
 382
 383 /*
 384  * Device CLSA010(0/1) doesn't have _DSD so a gpiod_get by the label reset won't work.
 385  * And devices created by serial-multi-instantiate don't have their device struct
 386  * pointing to the correct fwnode, so acpi_dev must be used here.
 387  * And devm functions expect that the device requesting the resource has the correct
 388  * fwnode.
 389  */
 390 static int lenovo_legion_no_acpi(struct cs35l41_hda *cs35l41, struct device *physdev, int id,
 391                                  const char *hid)
 392 {
 393         struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg;
 394
 395         /* check I2C address to assign the index */
 396         cs35l41->index = id == 0x40 ? 0 : 1;
 397         cs35l41->channel_index = 0;
 398         cs35l41->reset_gpio = gpiod_get_index(physdev, NULL, 0, GPIOD_OUT_HIGH);
 399         cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, 0, 0, 2);
 400         hw_cfg->spk_pos = cs35l41->index;
 401         hw_cfg->gpio2.func = CS35L41_INTERRUPT;
 402         hw_cfg->gpio2.valid = true;
 403         hw_cfg->valid = true;
 404
 405         if (strcmp(hid, "CLSA0100") == 0) {
 406                 hw_cfg->bst_type = CS35L41_EXT_BOOST_NO_VSPK_SWITCH;
 407         } else if (strcmp(hid, "CLSA0101") == 0) {
 408                 hw_cfg->bst_type = CS35L41_EXT_BOOST;
 409                 hw_cfg->gpio1.func = CS35l41_VSPK_SWITCH;
 410                 hw_cfg->gpio1.valid = true;
 411         }
 412
 413         return 0;
 414 }
 415
 416 struct cs35l41_prop_model {
 417         const char *hid;
 418         const char *ssid;
 419         int (*add_prop)(struct cs35l41_hda *cs35l41, struct device *physdev, int id,
 420                         const char *hid);
 421 };
 422
 423 static const struct cs35l41_prop_model cs35l41_prop_model_table[] = {
 424         { "CLSA0100", NULL, lenovo_legion_no_acpi },
 425         { "CLSA0101", NULL, lenovo_legion_no_acpi },
 426         { "CSC3551", "10280B27", generic_dsd_config },
 427         { "CSC3551", "10280B28", generic_dsd_config },
 428         { "CSC3551", "10280BEB", generic_dsd_config },
 429         { "CSC3551", "10280C4D", generic_dsd_config },
 430         { "CSC3551", "103C89C6", generic_dsd_config },
 431         { "CSC3551", "103C8A28", generic_dsd_config },
 432         { "CSC3551", "103C8A29", generic_dsd_config },
 433         { "CSC3551", "103C8A2A", generic_dsd_config },
 434         { "CSC3551", "103C8A2B", generic_dsd_config },
 435         { "CSC3551", "103C8A2C", generic_dsd_config },
 436         { "CSC3551", "103C8A2D", generic_dsd_config },
 437         { "CSC3551", "103C8A2E", generic_dsd_config },
 438         { "CSC3551", "103C8A30", generic_dsd_config },
 439         { "CSC3551", "103C8A31", generic_dsd_config },
 440         { "CSC3551", "103C8A6E", generic_dsd_config },
 441         { "CSC3551", "103C8BB3", generic_dsd_config },
 442         { "CSC3551", "103C8BB4", generic_dsd_config },
 443         { "CSC3551", "103C8BDD", generic_dsd_config },
 444         { "CSC3551", "103C8BDE", generic_dsd_config },
 445         { "CSC3551", "103C8BDF", generic_dsd_config },
 446         { "CSC3551", "103C8BE0", generic_dsd_config },
 447         { "CSC3551", "103C8BE1", generic_dsd_config },
 448         { "CSC3551", "103C8BE2", generic_dsd_config },
 449         { "CSC3551", "103C8BE3", generic_dsd_config },
 450         { "CSC3551", "103C8BE5", generic_dsd_config },
 451         { "CSC3551", "103C8BE6", generic_dsd_config },
 452         { "CSC3551", "103C8BE7", generic_dsd_config },
 453         { "CSC3551", "103C8BE8", generic_dsd_config },
 454         { "CSC3551", "103C8BE9", generic_dsd_config },
 455         { "CSC3551", "103C8B3A", generic_dsd_config },
 456         { "CSC3551", "103C8C15", generic_dsd_config },
 457         { "CSC3551", "103C8C16", generic_dsd_config },
 458         { "CSC3551", "103C8C17", generic_dsd_config },
 459         { "CSC3551", "103C8C4F", generic_dsd_config },
 460         { "CSC3551", "103C8C50", generic_dsd_config },
 461         { "CSC3551", "103C8C51", generic_dsd_config },
 462         { "CSC3551", "103C8C66", hp_i2c_int_2amp_dual_spkid },
 463         { "CSC3551", "103C8C67", hp_i2c_int_2amp_dual_spkid },
 464         { "CSC3551", "103C8C68", hp_i2c_int_2amp_dual_spkid },
 465         { "CSC3551", "103C8C6A", hp_i2c_int_2amp_dual_spkid },
 466         { "CSC3551", "103C8CDD", generic_dsd_config },
 467         { "CSC3551", "103C8CDE", generic_dsd_config },
 468         { "CSC3551", "104312AF", generic_dsd_config },
 469         { "CSC3551", "10431433", generic_dsd_config },
 470         { "CSC3551", "10431463", generic_dsd_config },
 471         { "CSC3551", "10431473", generic_dsd_config },
 472         { "CSC3551", "10431483", generic_dsd_config },
 473         { "CSC3551", "10431493", generic_dsd_config },
 474         { "CSC3551", "104314D3", generic_dsd_config },
 475         { "CSC3551", "104314E3", generic_dsd_config },
 476         { "CSC3551", "10431503", generic_dsd_config },
 477         { "CSC3551", "10431533", generic_dsd_config },
 478         { "CSC3551", "10431573", generic_dsd_config },
 479         { "CSC3551", "10431663", generic_dsd_config },
 480         { "CSC3551", "10431683", generic_dsd_config },
 481         { "CSC3551", "104316A3", generic_dsd_config },
 482         { "CSC3551", "104316D3", generic_dsd_config },
 483         { "CSC3551", "104316F3", generic_dsd_config },
 484         { "CSC3551", "104317F3", generic_dsd_config },
 485         { "CSC3551", "10431863", generic_dsd_config },
 486         { "CSC3551", "104318D3", generic_dsd_config },
 487         { "CSC3551", "10431A83", generic_dsd_config },
 488         { "CSC3551", "10431C9F", generic_dsd_config },
 489         { "CSC3551", "10431CAF", generic_dsd_config },
 490         { "CSC3551", "10431CCF", generic_dsd_config },
 491         { "CSC3551", "10431CDF", generic_dsd_config },
 492         { "CSC3551", "10431CEF", generic_dsd_config },
 493         { "CSC3551", "10431D1F", generic_dsd_config },
 494         { "CSC3551", "10431DA2", generic_dsd_config },
 495         { "CSC3551", "10431E02", generic_dsd_config },
 496         { "CSC3551", "10431E12", generic_dsd_config },
 497         { "CSC3551", "10431EE2", generic_dsd_config },
 498         { "CSC3551", "10431F12", generic_dsd_config },
 499         { "CSC3551", "10431F1F", generic_dsd_config },
 500         { "CSC3551", "10431F62", generic_dsd_config },
 501         { "CSC3551", "17AA386F", generic_dsd_config },
 502         { "CSC3551", "17AA3877", generic_dsd_config },
 503         { "CSC3551", "17AA3878", generic_dsd_config },
 504         { "CSC3551", "17AA38A9", generic_dsd_config },
 505         { "CSC3551", "17AA38AB", generic_dsd_config },
 506         { "CSC3551", "17AA38B4", generic_dsd_config },
 507         { "CSC3551", "17AA38B5", generic_dsd_config },
 508         { "CSC3551", "17AA38B6", generic_dsd_config },
 509         { "CSC3551", "17AA38B7", generic_dsd_config },
 510         {}
 511 };
 512
 513 int cs35l41_add_dsd_properties(struct cs35l41_hda *cs35l41, struct device *physdev, int id,
 514                                const char *hid)
 515 {
 516         const struct cs35l41_prop_model *model;
 517
 518         for (model = cs35l41_prop_model_table; model->hid; model++) {
 519                 if (!strcmp(model->hid, hid) &&
 520                     (!model->ssid ||
 521                      (cs35l41->acpi_subsystem_id &&
 522                       !strcasecmp(model->ssid, cs35l41->acpi_subsystem_id))))
 523                         return model->add_prop(cs35l41, physdev, id, hid);
 524         }
 525
 526         return -ENOENT;
 527 }