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 { "103C8C4D", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 74 { "103C8C4E", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 75 { "103C8C4F", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 76 { "103C8C50", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 77 { "103C8C51", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 78 { "103C8CDD", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 79 { "103C8CDE", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 3900, 24 }, 80 { "104312AF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 81 { "10431433", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 82 { "10431463", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 83 { "10431473", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 }, 84 { "10431483", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 }, 85 { "10431493", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 86 { "104314D3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 87 { "104314E3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 88 { "10431503", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 89 { "10431533", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 90 { "10431573", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 91 { "10431663", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 }, 92 { "10431683", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 93 { "104316A3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 94 { "104316D3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 95 { "104316F3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 96 { "104317F3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 97 { "10431863", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 98 { "104318D3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 99 { "10431A83", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 100 { "10431B93", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 101 { "10431C9F", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 102 { "10431CAF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 103 { "10431CCF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 104 { "10431CDF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 105 { "10431CEF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 106 { "10431D1F", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 107 { "10431DA2", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 108 { "10431E02", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 109 { "10431E12", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 110 { "10431EE2", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 111 { "10431F12", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 112 { "10431F1F", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 0, 0, 0 }, 113 { "10431F62", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 114 { "10433A20", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 115 { "10433A30", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 116 { "10433A40", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 117 { "10433A50", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 118 { "10433A60", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 119 { "17AA3865", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 120 { "17AA3866", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 121 { "17AA386E", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 2, -1, 0, 0, 0 }, 122 { "17AA386F", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 123 { "17AA3877", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 124 { "17AA3878", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 125 { "17AA38A9", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 2, -1, 0, 0, 0 }, 126 { "17AA38AB", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 2, -1, 0, 0, 0 }, 127 { "17AA38B4", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 128 { "17AA38B5", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 129 { "17AA38B6", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 130 { "17AA38B7", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 131 { "17AA38C7", 4, INTERNAL, { CS35L41_RIGHT, CS35L41_LEFT, CS35L41_RIGHT, CS35L41_LEFT }, 0, 2, -1, 1000, 4500, 24 }, 132 { "17AA38C8", 4, INTERNAL, { CS35L41_RIGHT, CS35L41_LEFT, CS35L41_RIGHT, CS35L41_LEFT }, 0, 2, -1, 1000, 4500, 24 }, 133 { "17AA38F9", 2, EXTERNAL, { CS35L41_RIGHT, CS35L41_LEFT, 0, 0 }, 0, 2, -1, 0, 0, 0 }, 134 { "17AA38FA", 2, EXTERNAL, { CS35L41_RIGHT, CS35L41_LEFT, 0, 0 }, 0, 2, -1, 0, 0, 0 }, 135 {} 136 }; 137 138 static int cs35l41_add_gpios(struct cs35l41_hda *cs35l41, struct device *physdev, int reset_gpio, 139 int spkid_gpio, int cs_gpio_index, int num_amps) 140 { 141 struct acpi_gpio_mapping *gpio_mapping = NULL; 142 struct acpi_gpio_params *reset_gpio_params = NULL; 143 struct acpi_gpio_params *spkid_gpio_params = NULL; 144 struct acpi_gpio_params *cs_gpio_params = NULL; 145 unsigned int num_entries = 0; 146 unsigned int reset_index, spkid_index, csgpio_index; 147 int i; 148 149 /* 150 * GPIO Mapping only needs to be done once, since it would be available for subsequent amps 151 */ 152 if (cs35l41->dacpi->driver_gpios) 153 return 0; 154 155 if (reset_gpio >= 0) { 156 reset_index = num_entries; 157 num_entries++; 158 } 159 160 if (spkid_gpio >= 0) { 161 spkid_index = num_entries; 162 num_entries++; 163 } 164 165 if ((cs_gpio_index >= 0) && (num_amps == 2)) { 166 csgpio_index = num_entries; 167 num_entries++; 168 } 169 170 if (!num_entries) 171 return 0; 172 173 /* must include termination entry */ 174 num_entries++; 175 176 gpio_mapping = devm_kcalloc(physdev, num_entries, sizeof(struct acpi_gpio_mapping), 177 GFP_KERNEL); 178 179 if (!gpio_mapping) 180 goto err; 181 182 if (reset_gpio >= 0) { 183 gpio_mapping[reset_index].name = "reset-gpios"; 184 reset_gpio_params = devm_kcalloc(physdev, num_amps, sizeof(struct acpi_gpio_params), 185 GFP_KERNEL); 186 if (!reset_gpio_params) 187 goto err; 188 189 for (i = 0; i < num_amps; i++) 190 reset_gpio_params[i].crs_entry_index = reset_gpio; 191 192 gpio_mapping[reset_index].data = reset_gpio_params; 193 gpio_mapping[reset_index].size = num_amps; 194 } 195 196 if (spkid_gpio >= 0) { 197 gpio_mapping[spkid_index].name = "spk-id-gpios"; 198 spkid_gpio_params = devm_kcalloc(physdev, num_amps, sizeof(struct acpi_gpio_params), 199 GFP_KERNEL); 200 if (!spkid_gpio_params) 201 goto err; 202 203 for (i = 0; i < num_amps; i++) 204 spkid_gpio_params[i].crs_entry_index = spkid_gpio; 205 206 gpio_mapping[spkid_index].data = spkid_gpio_params; 207 gpio_mapping[spkid_index].size = num_amps; 208 } 209 210 if ((cs_gpio_index >= 0) && (num_amps == 2)) { 211 gpio_mapping[csgpio_index].name = "cs-gpios"; 212 /* only one GPIO CS is supported without using _DSD, obtained using index 0 */ 213 cs_gpio_params = devm_kzalloc(physdev, sizeof(struct acpi_gpio_params), GFP_KERNEL); 214 if (!cs_gpio_params) 215 goto err; 216 217 cs_gpio_params->crs_entry_index = cs_gpio_index; 218 219 gpio_mapping[csgpio_index].data = cs_gpio_params; 220 gpio_mapping[csgpio_index].size = 1; 221 } 222 223 return devm_acpi_dev_add_driver_gpios(physdev, gpio_mapping); 224 err: 225 devm_kfree(physdev, gpio_mapping); 226 devm_kfree(physdev, reset_gpio_params); 227 devm_kfree(physdev, spkid_gpio_params); 228 devm_kfree(physdev, cs_gpio_params); 229 return -ENOMEM; 230 } 231 232 static int generic_dsd_config(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 233 const char *hid) 234 { 235 struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; 236 const struct cs35l41_config *cfg; 237 struct gpio_desc *cs_gpiod; 238 struct spi_device *spi; 239 bool dsd_found; 240 int ret; 241 int i; 242 243 for (cfg = cs35l41_config_table; cfg->ssid; cfg++) { 244 if (!strcasecmp(cfg->ssid, cs35l41->acpi_subsystem_id)) 245 break; 246 } 247 248 if (!cfg->ssid) 249 return -ENOENT; 250 251 if (!cs35l41->dacpi || cs35l41->dacpi != ACPI_COMPANION(physdev)) { 252 dev_err(cs35l41->dev, "ACPI Device does not match, cannot override _DSD.\n"); 253 return -ENODEV; 254 } 255 256 dev_info(cs35l41->dev, "Adding DSD properties for %s\n", cs35l41->acpi_subsystem_id); 257 258 dsd_found = acpi_dev_has_props(cs35l41->dacpi); 259 260 if (!dsd_found) { 261 ret = cs35l41_add_gpios(cs35l41, physdev, cfg->reset_gpio_index, 262 cfg->spkid_gpio_index, cfg->cs_gpio_index, 263 cfg->num_amps); 264 if (ret) { 265 dev_err(cs35l41->dev, "Error adding GPIO mapping: %d\n", ret); 266 return ret; 267 } 268 } else if (cfg->reset_gpio_index >= 0 || cfg->spkid_gpio_index >= 0) { 269 dev_warn(cs35l41->dev, "Cannot add Reset/Speaker ID/SPI CS GPIO Mapping, " 270 "_DSD already exists.\n"); 271 } 272 273 if (cs35l41->control_bus == SPI) { 274 cs35l41->index = id; 275 276 /* 277 * Manually set the Chip Select for the second amp <cs_gpio_index> in the node. 278 * This is only supported for systems with 2 amps, since we cannot expand the 279 * default number of chip selects without using cs-gpios 280 * The CS GPIO must be set high prior to communicating with the first amp (which 281 * uses a native chip select), to ensure the second amp does not clash with the 282 * first. 283 */ 284 if (IS_ENABLED(CONFIG_SPI) && cfg->cs_gpio_index >= 0) { 285 spi = to_spi_device(cs35l41->dev); 286 287 if (cfg->num_amps != 2) { 288 dev_warn(cs35l41->dev, 289 "Cannot update SPI CS, Number of Amps (%d) != 2\n", 290 cfg->num_amps); 291 } else if (dsd_found) { 292 dev_warn(cs35l41->dev, 293 "Cannot update SPI CS, _DSD already exists.\n"); 294 } else { 295 /* 296 * This is obtained using driver_gpios, since only one GPIO for CS 297 * exists, this can be obtained using index 0. 298 */ 299 cs_gpiod = gpiod_get_index(physdev, "cs", 0, GPIOD_OUT_LOW); 300 if (IS_ERR(cs_gpiod)) { 301 dev_err(cs35l41->dev, 302 "Unable to get Chip Select GPIO descriptor\n"); 303 return PTR_ERR(cs_gpiod); 304 } 305 if (id == 1) { 306 spi_set_csgpiod(spi, 0, cs_gpiod); 307 cs35l41->cs_gpio = cs_gpiod; 308 } else { 309 gpiod_set_value_cansleep(cs_gpiod, true); 310 gpiod_put(cs_gpiod); 311 } 312 spi_setup(spi); 313 } 314 } 315 } else { 316 if (cfg->num_amps > 2) 317 /* 318 * i2c addresses for 3/4 amps are used in order: 0x40, 0x41, 0x42, 0x43, 319 * subtracting 0x40 would give zero-based index 320 */ 321 cs35l41->index = id - 0x40; 322 else 323 /* i2c addr 0x40 for first amp (always), 0x41/0x42 for 2nd amp */ 324 cs35l41->index = id == 0x40 ? 0 : 1; 325 } 326 327 cs35l41->reset_gpio = fwnode_gpiod_get_index(acpi_fwnode_handle(cs35l41->dacpi), "reset", 328 cs35l41->index, GPIOD_OUT_LOW, 329 "cs35l41-reset"); 330 cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, cs35l41->index, cfg->num_amps, -1); 331 332 hw_cfg->spk_pos = cfg->channel[cs35l41->index]; 333 334 cs35l41->channel_index = 0; 335 for (i = 0; i < cs35l41->index; i++) 336 if (cfg->channel[i] == hw_cfg->spk_pos) 337 cs35l41->channel_index++; 338 339 if (cfg->boost_type == INTERNAL) { 340 hw_cfg->bst_type = CS35L41_INT_BOOST; 341 hw_cfg->bst_ind = cfg->boost_ind_nanohenry; 342 hw_cfg->bst_ipk = cfg->boost_peak_milliamp; 343 hw_cfg->bst_cap = cfg->boost_cap_microfarad; 344 hw_cfg->gpio1.func = CS35L41_NOT_USED; 345 hw_cfg->gpio1.valid = true; 346 } else { 347 hw_cfg->bst_type = CS35L41_EXT_BOOST; 348 hw_cfg->bst_ind = -1; 349 hw_cfg->bst_ipk = -1; 350 hw_cfg->bst_cap = -1; 351 hw_cfg->gpio1.func = CS35l41_VSPK_SWITCH; 352 hw_cfg->gpio1.valid = true; 353 } 354 355 hw_cfg->gpio2.func = CS35L41_INTERRUPT; 356 hw_cfg->gpio2.valid = true; 357 hw_cfg->valid = true; 358 359 return 0; 360 } 361 362 /* 363 * Systems 103C8C66, 103C8C67, 103C8C68, 103C8C6A use a dual speaker id system - each speaker has 364 * its own speaker id. 365 */ 366 static int hp_i2c_int_2amp_dual_spkid(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 367 const char *hid) 368 { 369 struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; 370 371 /* If _DSD exists for this laptop, we cannot support it through here */ 372 if (acpi_dev_has_props(cs35l41->dacpi)) 373 return -ENOENT; 374 375 /* check I2C address to assign the index */ 376 cs35l41->index = id == 0x40 ? 0 : 1; 377 cs35l41->channel_index = 0; 378 cs35l41->reset_gpio = gpiod_get_index(physdev, NULL, 0, GPIOD_OUT_HIGH); 379 if (cs35l41->index == 0) 380 cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, 0, 0, 1); 381 else 382 cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, 0, 0, 2); 383 hw_cfg->spk_pos = cs35l41->index; 384 hw_cfg->gpio2.func = CS35L41_INTERRUPT; 385 hw_cfg->gpio2.valid = true; 386 hw_cfg->valid = true; 387 388 hw_cfg->bst_type = CS35L41_INT_BOOST; 389 hw_cfg->bst_ind = 1000; 390 hw_cfg->bst_ipk = 4100; 391 hw_cfg->bst_cap = 24; 392 hw_cfg->gpio1.func = CS35L41_NOT_USED; 393 hw_cfg->gpio1.valid = true; 394 395 return 0; 396 } 397 398 /* 399 * Device CLSA010(0/1) doesn't have _DSD so a gpiod_get by the label reset won't work. 400 * And devices created by serial-multi-instantiate don't have their device struct 401 * pointing to the correct fwnode, so acpi_dev must be used here. 402 * And devm functions expect that the device requesting the resource has the correct 403 * fwnode. 404 */ 405 static int lenovo_legion_no_acpi(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 406 const char *hid) 407 { 408 struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; 409 410 /* check I2C address to assign the index */ 411 cs35l41->index = id == 0x40 ? 0 : 1; 412 cs35l41->channel_index = 0; 413 cs35l41->reset_gpio = gpiod_get_index(physdev, NULL, 0, GPIOD_OUT_HIGH); 414 cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, 0, 0, 2); 415 hw_cfg->spk_pos = cs35l41->index; 416 hw_cfg->gpio2.func = CS35L41_INTERRUPT; 417 hw_cfg->gpio2.valid = true; 418 hw_cfg->valid = true; 419 420 if (strcmp(hid, "CLSA0100") == 0) { 421 hw_cfg->bst_type = CS35L41_EXT_BOOST_NO_VSPK_SWITCH; 422 } else if (strcmp(hid, "CLSA0101") == 0) { 423 hw_cfg->bst_type = CS35L41_EXT_BOOST; 424 hw_cfg->gpio1.func = CS35l41_VSPK_SWITCH; 425 hw_cfg->gpio1.valid = true; 426 } 427 428 return 0; 429 } 430 431 static int missing_speaker_id_gpio2(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 432 const char *hid) 433 { 434 int ret; 435 436 ret = cs35l41_add_gpios(cs35l41, physdev, -1, 2, -1, 2); 437 if (ret) { 438 dev_err(cs35l41->dev, "Error adding GPIO mapping: %d\n", ret); 439 return ret; 440 } 441 442 return cs35l41_hda_parse_acpi(cs35l41, physdev, id); 443 } 444 445 struct cs35l41_prop_model { 446 const char *hid; 447 const char *ssid; 448 int (*add_prop)(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 449 const char *hid); 450 }; 451 452 static const struct cs35l41_prop_model cs35l41_prop_model_table[] = { 453 { "CLSA0100", NULL, lenovo_legion_no_acpi }, 454 { "CLSA0101", NULL, lenovo_legion_no_acpi }, 455 { "CSC3551", "10280B27", generic_dsd_config }, 456 { "CSC3551", "10280B28", generic_dsd_config }, 457 { "CSC3551", "10280BEB", generic_dsd_config }, 458 { "CSC3551", "10280C4D", generic_dsd_config }, 459 { "CSC3551", "103C89C6", generic_dsd_config }, 460 { "CSC3551", "103C8A28", generic_dsd_config }, 461 { "CSC3551", "103C8A29", generic_dsd_config }, 462 { "CSC3551", "103C8A2A", generic_dsd_config }, 463 { "CSC3551", "103C8A2B", generic_dsd_config }, 464 { "CSC3551", "103C8A2C", generic_dsd_config }, 465 { "CSC3551", "103C8A2D", generic_dsd_config }, 466 { "CSC3551", "103C8A2E", generic_dsd_config }, 467 { "CSC3551", "103C8A30", generic_dsd_config }, 468 { "CSC3551", "103C8A31", generic_dsd_config }, 469 { "CSC3551", "103C8A6E", generic_dsd_config }, 470 { "CSC3551", "103C8BB3", generic_dsd_config }, 471 { "CSC3551", "103C8BB4", generic_dsd_config }, 472 { "CSC3551", "103C8BDD", generic_dsd_config }, 473 { "CSC3551", "103C8BDE", generic_dsd_config }, 474 { "CSC3551", "103C8BDF", generic_dsd_config }, 475 { "CSC3551", "103C8BE0", generic_dsd_config }, 476 { "CSC3551", "103C8BE1", generic_dsd_config }, 477 { "CSC3551", "103C8BE2", generic_dsd_config }, 478 { "CSC3551", "103C8BE3", generic_dsd_config }, 479 { "CSC3551", "103C8BE5", generic_dsd_config }, 480 { "CSC3551", "103C8BE6", generic_dsd_config }, 481 { "CSC3551", "103C8BE7", generic_dsd_config }, 482 { "CSC3551", "103C8BE8", generic_dsd_config }, 483 { "CSC3551", "103C8BE9", generic_dsd_config }, 484 { "CSC3551", "103C8B3A", generic_dsd_config }, 485 { "CSC3551", "103C8C15", generic_dsd_config }, 486 { "CSC3551", "103C8C16", generic_dsd_config }, 487 { "CSC3551", "103C8C17", generic_dsd_config }, 488 { "CSC3551", "103C8C4D", generic_dsd_config }, 489 { "CSC3551", "103C8C4E", generic_dsd_config }, 490 { "CSC3551", "103C8C4F", generic_dsd_config }, 491 { "CSC3551", "103C8C50", generic_dsd_config }, 492 { "CSC3551", "103C8C51", generic_dsd_config }, 493 { "CSC3551", "103C8C66", hp_i2c_int_2amp_dual_spkid }, 494 { "CSC3551", "103C8C67", hp_i2c_int_2amp_dual_spkid }, 495 { "CSC3551", "103C8C68", hp_i2c_int_2amp_dual_spkid }, 496 { "CSC3551", "103C8C6A", hp_i2c_int_2amp_dual_spkid }, 497 { "CSC3551", "103C8CDD", generic_dsd_config }, 498 { "CSC3551", "103C8CDE", generic_dsd_config }, 499 { "CSC3551", "104312AF", generic_dsd_config }, 500 { "CSC3551", "10431433", generic_dsd_config }, 501 { "CSC3551", "10431463", generic_dsd_config }, 502 { "CSC3551", "10431473", generic_dsd_config }, 503 { "CSC3551", "10431483", generic_dsd_config }, 504 { "CSC3551", "10431493", generic_dsd_config }, 505 { "CSC3551", "104314D3", generic_dsd_config }, 506 { "CSC3551", "104314E3", generic_dsd_config }, 507 { "CSC3551", "10431503", generic_dsd_config }, 508 { "CSC3551", "10431533", generic_dsd_config }, 509 { "CSC3551", "10431573", generic_dsd_config }, 510 { "CSC3551", "10431663", generic_dsd_config }, 511 { "CSC3551", "10431683", generic_dsd_config }, 512 { "CSC3551", "104316A3", generic_dsd_config }, 513 { "CSC3551", "104316D3", generic_dsd_config }, 514 { "CSC3551", "104316F3", generic_dsd_config }, 515 { "CSC3551", "104317F3", generic_dsd_config }, 516 { "CSC3551", "10431863", generic_dsd_config }, 517 { "CSC3551", "104318D3", generic_dsd_config }, 518 { "CSC3551", "10431A63", missing_speaker_id_gpio2 }, 519 { "CSC3551", "10431A83", generic_dsd_config }, 520 { "CSC3551", "10431B93", generic_dsd_config }, 521 { "CSC3551", "10431C9F", generic_dsd_config }, 522 { "CSC3551", "10431CAF", generic_dsd_config }, 523 { "CSC3551", "10431CCF", generic_dsd_config }, 524 { "CSC3551", "10431CDF", generic_dsd_config }, 525 { "CSC3551", "10431CEF", generic_dsd_config }, 526 { "CSC3551", "10431D1F", generic_dsd_config }, 527 { "CSC3551", "10431DA2", generic_dsd_config }, 528 { "CSC3551", "10431E02", generic_dsd_config }, 529 { "CSC3551", "10431E12", generic_dsd_config }, 530 { "CSC3551", "10431EE2", generic_dsd_config }, 531 { "CSC3551", "10431F12", generic_dsd_config }, 532 { "CSC3551", "10431F1F", generic_dsd_config }, 533 { "CSC3551", "10431F62", generic_dsd_config }, 534 { "CSC3551", "10433A20", generic_dsd_config }, 535 { "CSC3551", "10433A30", generic_dsd_config }, 536 { "CSC3551", "10433A40", generic_dsd_config }, 537 { "CSC3551", "10433A50", generic_dsd_config }, 538 { "CSC3551", "10433A60", generic_dsd_config }, 539 { "CSC3551", "17AA3865", generic_dsd_config }, 540 { "CSC3551", "17AA3866", generic_dsd_config }, 541 { "CSC3551", "17AA386E", generic_dsd_config }, 542 { "CSC3551", "17AA386F", generic_dsd_config }, 543 { "CSC3551", "17AA3877", generic_dsd_config }, 544 { "CSC3551", "17AA3878", generic_dsd_config }, 545 { "CSC3551", "17AA38A9", generic_dsd_config }, 546 { "CSC3551", "17AA38AB", generic_dsd_config }, 547 { "CSC3551", "17AA38B4", generic_dsd_config }, 548 { "CSC3551", "17AA38B5", generic_dsd_config }, 549 { "CSC3551", "17AA38B6", generic_dsd_config }, 550 { "CSC3551", "17AA38B7", generic_dsd_config }, 551 { "CSC3551", "17AA38C7", generic_dsd_config }, 552 { "CSC3551", "17AA38C8", generic_dsd_config }, 553 { "CSC3551", "17AA38F9", generic_dsd_config }, 554 { "CSC3551", "17AA38FA", generic_dsd_config }, 555 {} 556 }; 557 558 int cs35l41_add_dsd_properties(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 559 const char *hid) 560 { 561 const struct cs35l41_prop_model *model; 562 563 for (model = cs35l41_prop_model_table; model->hid; model++) { 564 if (!strcmp(model->hid, hid) && 565 (!model->ssid || 566 (cs35l41->acpi_subsystem_id && 567 !strcasecmp(model->ssid, cs35l41->acpi_subsystem_id)))) 568 return model->add_prop(cs35l41, physdev, id, hid); 569 } 570 571 return -ENOENT; 572 } 573