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 { "10251826", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 35 { "1025182C", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 36 { "10251844", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 37 { "10280B27", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 38 { "10280B28", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 39 { "10280BEB", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 0, 0, 0 }, 40 { "10280C4D", 4, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, CS35L41_LEFT, CS35L41_RIGHT }, 0, 1, -1, 1000, 4500, 24 }, 41 /* 42 * Device 103C89C6 does have _DSD, however it is setup to use the wrong boost type. 43 * We can override the _DSD to correct the boost type here. 44 * Since this laptop has valid ACPI, we do not need to handle cs-gpios, since that already exists 45 * in the ACPI. The Reset GPIO is also valid, so we can use the Reset defined in _DSD. 46 */ 47 { "103C89C6", 2, INTERNAL, { CS35L41_RIGHT, CS35L41_LEFT, 0, 0 }, -1, -1, -1, 1000, 4500, 24 }, 48 { "103C8A28", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 49 { "103C8A29", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 50 { "103C8A2A", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 51 { "103C8A2B", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 52 { "103C8A2C", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 53 { "103C8A2D", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 54 { "103C8A2E", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 55 { "103C8A30", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 56 { "103C8A31", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 57 { "103C8A6E", 4, EXTERNAL, { CS35L41_LEFT, CS35L41_LEFT, CS35L41_RIGHT, CS35L41_RIGHT }, 0, -1, -1, 0, 0, 0 }, 58 { "103C8BB3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 59 { "103C8BB4", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 60 { "103C8BDD", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 61 { "103C8BDE", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 62 { "103C8BDF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 63 { "103C8BE0", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 64 { "103C8BE1", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 65 { "103C8BE2", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 66 { "103C8BE3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 67 { "103C8BE5", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 68 { "103C8BE6", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 69 { "103C8BE7", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 70 { "103C8BE8", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 71 { "103C8BE9", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 72 { "103C8B3A", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 73 { "103C8C15", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4000, 24 }, 74 { "103C8C16", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4000, 24 }, 75 { "103C8C17", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4000, 24 }, 76 { "103C8C4D", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 77 { "103C8C4E", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 78 { "103C8C4F", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 79 { "103C8C50", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 80 { "103C8C51", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 81 { "103C8CDD", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 82 { "103C8CDE", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 3900, 24 }, 83 { "104312AF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 84 { "10431433", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 85 { "10431463", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 86 { "10431473", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 }, 87 { "10431483", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 }, 88 { "10431493", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 89 { "104314D3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 90 { "104314E3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 91 { "10431503", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 92 { "10431533", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 93 { "10431573", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 94 { "10431663", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 }, 95 { "10431683", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 96 { "104316A3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 97 { "104316D3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 98 { "104316F3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 99 { "104317F3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 100 { "10431863", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 101 { "104318D3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 102 { "10431A83", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 103 { "10431B93", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 104 { "10431C9F", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 105 { "10431CAF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 106 { "10431CCF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 107 { "10431CDF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 108 { "10431CEF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 109 { "10431D1F", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 110 { "10431DA2", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 111 { "10431E02", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 112 { "10431E12", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 113 { "10431EE2", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 114 { "10431F12", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 115 { "10431F1F", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 0, 0, 0 }, 116 { "10431F62", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 117 { "10433A20", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 118 { "10433A30", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 119 { "10433A40", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 120 { "10433A50", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 121 { "10433A60", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 122 { "17AA3865", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 123 { "17AA3866", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 124 { "17AA386E", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 2, -1, 0, 0, 0 }, 125 { "17AA386F", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 126 { "17AA3877", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 127 { "17AA3878", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 128 { "17AA38A9", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 2, -1, 0, 0, 0 }, 129 { "17AA38AB", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 2, -1, 0, 0, 0 }, 130 { "17AA38B4", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 131 { "17AA38B5", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 132 { "17AA38B6", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 133 { "17AA38B7", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 134 { "17AA38C7", 4, INTERNAL, { CS35L41_RIGHT, CS35L41_LEFT, CS35L41_RIGHT, CS35L41_LEFT }, 0, 2, -1, 1000, 4500, 24 }, 135 { "17AA38C8", 4, INTERNAL, { CS35L41_RIGHT, CS35L41_LEFT, CS35L41_RIGHT, CS35L41_LEFT }, 0, 2, -1, 1000, 4500, 24 }, 136 { "17AA38F9", 2, EXTERNAL, { CS35L41_RIGHT, CS35L41_LEFT, 0, 0 }, 0, 2, -1, 0, 0, 0 }, 137 { "17AA38FA", 2, EXTERNAL, { CS35L41_RIGHT, CS35L41_LEFT, 0, 0 }, 0, 2, -1, 0, 0, 0 }, 138 {} 139 }; 140 141 static int cs35l41_add_gpios(struct cs35l41_hda *cs35l41, struct device *physdev, int reset_gpio, 142 int spkid_gpio, int cs_gpio_index, int num_amps) 143 { 144 struct acpi_gpio_mapping *gpio_mapping = NULL; 145 struct acpi_gpio_params *reset_gpio_params = NULL; 146 struct acpi_gpio_params *spkid_gpio_params = NULL; 147 struct acpi_gpio_params *cs_gpio_params = NULL; 148 unsigned int num_entries = 0; 149 unsigned int reset_index, spkid_index, csgpio_index; 150 int i; 151 152 /* 153 * GPIO Mapping only needs to be done once, since it would be available for subsequent amps 154 */ 155 if (cs35l41->dacpi->driver_gpios) 156 return 0; 157 158 if (reset_gpio >= 0) { 159 reset_index = num_entries; 160 num_entries++; 161 } 162 163 if (spkid_gpio >= 0) { 164 spkid_index = num_entries; 165 num_entries++; 166 } 167 168 if ((cs_gpio_index >= 0) && (num_amps == 2)) { 169 csgpio_index = num_entries; 170 num_entries++; 171 } 172 173 if (!num_entries) 174 return 0; 175 176 /* must include termination entry */ 177 num_entries++; 178 179 gpio_mapping = devm_kcalloc(physdev, num_entries, sizeof(struct acpi_gpio_mapping), 180 GFP_KERNEL); 181 182 if (!gpio_mapping) 183 goto err; 184 185 if (reset_gpio >= 0) { 186 gpio_mapping[reset_index].name = "reset-gpios"; 187 reset_gpio_params = devm_kcalloc(physdev, num_amps, sizeof(struct acpi_gpio_params), 188 GFP_KERNEL); 189 if (!reset_gpio_params) 190 goto err; 191 192 for (i = 0; i < num_amps; i++) 193 reset_gpio_params[i].crs_entry_index = reset_gpio; 194 195 gpio_mapping[reset_index].data = reset_gpio_params; 196 gpio_mapping[reset_index].size = num_amps; 197 } 198 199 if (spkid_gpio >= 0) { 200 gpio_mapping[spkid_index].name = "spk-id-gpios"; 201 spkid_gpio_params = devm_kcalloc(physdev, num_amps, sizeof(struct acpi_gpio_params), 202 GFP_KERNEL); 203 if (!spkid_gpio_params) 204 goto err; 205 206 for (i = 0; i < num_amps; i++) 207 spkid_gpio_params[i].crs_entry_index = spkid_gpio; 208 209 gpio_mapping[spkid_index].data = spkid_gpio_params; 210 gpio_mapping[spkid_index].size = num_amps; 211 } 212 213 if ((cs_gpio_index >= 0) && (num_amps == 2)) { 214 gpio_mapping[csgpio_index].name = "cs-gpios"; 215 /* only one GPIO CS is supported without using _DSD, obtained using index 0 */ 216 cs_gpio_params = devm_kzalloc(physdev, sizeof(struct acpi_gpio_params), GFP_KERNEL); 217 if (!cs_gpio_params) 218 goto err; 219 220 cs_gpio_params->crs_entry_index = cs_gpio_index; 221 222 gpio_mapping[csgpio_index].data = cs_gpio_params; 223 gpio_mapping[csgpio_index].size = 1; 224 } 225 226 return devm_acpi_dev_add_driver_gpios(physdev, gpio_mapping); 227 err: 228 devm_kfree(physdev, gpio_mapping); 229 devm_kfree(physdev, reset_gpio_params); 230 devm_kfree(physdev, spkid_gpio_params); 231 devm_kfree(physdev, cs_gpio_params); 232 return -ENOMEM; 233 } 234 235 static int generic_dsd_config(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 236 const char *hid) 237 { 238 struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; 239 const struct cs35l41_config *cfg; 240 struct gpio_desc *cs_gpiod; 241 struct spi_device *spi; 242 bool dsd_found; 243 int ret; 244 int i; 245 246 for (cfg = cs35l41_config_table; cfg->ssid; cfg++) { 247 if (!strcasecmp(cfg->ssid, cs35l41->acpi_subsystem_id)) 248 break; 249 } 250 251 if (!cfg->ssid) 252 return -ENOENT; 253 254 if (!cs35l41->dacpi || cs35l41->dacpi != ACPI_COMPANION(physdev)) { 255 dev_err(cs35l41->dev, "ACPI Device does not match, cannot override _DSD.\n"); 256 return -ENODEV; 257 } 258 259 dev_info(cs35l41->dev, "Adding DSD properties for %s\n", cs35l41->acpi_subsystem_id); 260 261 dsd_found = acpi_dev_has_props(cs35l41->dacpi); 262 263 if (!dsd_found) { 264 ret = cs35l41_add_gpios(cs35l41, physdev, cfg->reset_gpio_index, 265 cfg->spkid_gpio_index, cfg->cs_gpio_index, 266 cfg->num_amps); 267 if (ret) { 268 dev_err(cs35l41->dev, "Error adding GPIO mapping: %d\n", ret); 269 return ret; 270 } 271 } else if (cfg->reset_gpio_index >= 0 || cfg->spkid_gpio_index >= 0) { 272 dev_warn(cs35l41->dev, "Cannot add Reset/Speaker ID/SPI CS GPIO Mapping, " 273 "_DSD already exists.\n"); 274 } 275 276 if (cs35l41->control_bus == SPI) { 277 cs35l41->index = id; 278 279 /* 280 * Manually set the Chip Select for the second amp <cs_gpio_index> in the node. 281 * This is only supported for systems with 2 amps, since we cannot expand the 282 * default number of chip selects without using cs-gpios 283 * The CS GPIO must be set high prior to communicating with the first amp (which 284 * uses a native chip select), to ensure the second amp does not clash with the 285 * first. 286 */ 287 if (IS_ENABLED(CONFIG_SPI) && cfg->cs_gpio_index >= 0) { 288 spi = to_spi_device(cs35l41->dev); 289 290 if (cfg->num_amps != 2) { 291 dev_warn(cs35l41->dev, 292 "Cannot update SPI CS, Number of Amps (%d) != 2\n", 293 cfg->num_amps); 294 } else if (dsd_found) { 295 dev_warn(cs35l41->dev, 296 "Cannot update SPI CS, _DSD already exists.\n"); 297 } else { 298 /* 299 * This is obtained using driver_gpios, since only one GPIO for CS 300 * exists, this can be obtained using index 0. 301 */ 302 cs_gpiod = gpiod_get_index(physdev, "cs", 0, GPIOD_OUT_LOW); 303 if (IS_ERR(cs_gpiod)) { 304 dev_err(cs35l41->dev, 305 "Unable to get Chip Select GPIO descriptor\n"); 306 return PTR_ERR(cs_gpiod); 307 } 308 if (id == 1) { 309 spi_set_csgpiod(spi, 0, cs_gpiod); 310 cs35l41->cs_gpio = cs_gpiod; 311 } else { 312 gpiod_set_value_cansleep(cs_gpiod, true); 313 gpiod_put(cs_gpiod); 314 } 315 spi_setup(spi); 316 } 317 } 318 } else { 319 if (cfg->num_amps > 2) 320 /* 321 * i2c addresses for 3/4 amps are used in order: 0x40, 0x41, 0x42, 0x43, 322 * subtracting 0x40 would give zero-based index 323 */ 324 cs35l41->index = id - 0x40; 325 else 326 /* i2c addr 0x40 for first amp (always), 0x41/0x42 for 2nd amp */ 327 cs35l41->index = id == 0x40 ? 0 : 1; 328 } 329 330 cs35l41->reset_gpio = fwnode_gpiod_get_index(acpi_fwnode_handle(cs35l41->dacpi), "reset", 331 cs35l41->index, GPIOD_OUT_LOW, 332 "cs35l41-reset"); 333 cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, cs35l41->index, cfg->num_amps, -1); 334 335 hw_cfg->spk_pos = cfg->channel[cs35l41->index]; 336 337 cs35l41->channel_index = 0; 338 for (i = 0; i < cs35l41->index; i++) 339 if (cfg->channel[i] == hw_cfg->spk_pos) 340 cs35l41->channel_index++; 341 342 if (cfg->boost_type == INTERNAL) { 343 hw_cfg->bst_type = CS35L41_INT_BOOST; 344 hw_cfg->bst_ind = cfg->boost_ind_nanohenry; 345 hw_cfg->bst_ipk = cfg->boost_peak_milliamp; 346 hw_cfg->bst_cap = cfg->boost_cap_microfarad; 347 hw_cfg->gpio1.func = CS35L41_NOT_USED; 348 hw_cfg->gpio1.valid = true; 349 } else { 350 hw_cfg->bst_type = CS35L41_EXT_BOOST; 351 hw_cfg->bst_ind = -1; 352 hw_cfg->bst_ipk = -1; 353 hw_cfg->bst_cap = -1; 354 hw_cfg->gpio1.func = CS35l41_VSPK_SWITCH; 355 hw_cfg->gpio1.valid = true; 356 } 357 358 hw_cfg->gpio2.func = CS35L41_INTERRUPT; 359 hw_cfg->gpio2.valid = true; 360 hw_cfg->valid = true; 361 362 return 0; 363 } 364 365 /* 366 * Systems 103C8C66, 103C8C67, 103C8C68, 103C8C6A use a dual speaker id system - each speaker has 367 * its own speaker id. 368 */ 369 static int hp_i2c_int_2amp_dual_spkid(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 370 const char *hid) 371 { 372 struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; 373 374 /* If _DSD exists for this laptop, we cannot support it through here */ 375 if (acpi_dev_has_props(cs35l41->dacpi)) 376 return -ENOENT; 377 378 /* check I2C address to assign the index */ 379 cs35l41->index = id == 0x40 ? 0 : 1; 380 cs35l41->channel_index = 0; 381 cs35l41->reset_gpio = gpiod_get_index(physdev, NULL, 0, GPIOD_OUT_HIGH); 382 if (cs35l41->index == 0) 383 cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, 0, 0, 1); 384 else 385 cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, 0, 0, 2); 386 hw_cfg->spk_pos = cs35l41->index; 387 hw_cfg->gpio2.func = CS35L41_INTERRUPT; 388 hw_cfg->gpio2.valid = true; 389 hw_cfg->valid = true; 390 391 hw_cfg->bst_type = CS35L41_INT_BOOST; 392 hw_cfg->bst_ind = 1000; 393 hw_cfg->bst_ipk = 4100; 394 hw_cfg->bst_cap = 24; 395 hw_cfg->gpio1.func = CS35L41_NOT_USED; 396 hw_cfg->gpio1.valid = true; 397 398 return 0; 399 } 400 401 /* 402 * Device CLSA010(0/1) doesn't have _DSD so a gpiod_get by the label reset won't work. 403 * And devices created by serial-multi-instantiate don't have their device struct 404 * pointing to the correct fwnode, so acpi_dev must be used here. 405 * And devm functions expect that the device requesting the resource has the correct 406 * fwnode. 407 */ 408 static int lenovo_legion_no_acpi(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 409 const char *hid) 410 { 411 struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; 412 413 /* check I2C address to assign the index */ 414 cs35l41->index = id == 0x40 ? 0 : 1; 415 cs35l41->channel_index = 0; 416 cs35l41->reset_gpio = gpiod_get_index(physdev, NULL, 0, GPIOD_OUT_HIGH); 417 cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, 0, 0, 2); 418 hw_cfg->spk_pos = cs35l41->index; 419 hw_cfg->gpio2.func = CS35L41_INTERRUPT; 420 hw_cfg->gpio2.valid = true; 421 hw_cfg->valid = true; 422 423 if (strcmp(hid, "CLSA0100") == 0) { 424 hw_cfg->bst_type = CS35L41_EXT_BOOST_NO_VSPK_SWITCH; 425 } else if (strcmp(hid, "CLSA0101") == 0) { 426 hw_cfg->bst_type = CS35L41_EXT_BOOST; 427 hw_cfg->gpio1.func = CS35l41_VSPK_SWITCH; 428 hw_cfg->gpio1.valid = true; 429 } 430 431 return 0; 432 } 433 434 static int missing_speaker_id_gpio2(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 435 const char *hid) 436 { 437 int ret; 438 439 ret = cs35l41_add_gpios(cs35l41, physdev, -1, 2, -1, 2); 440 if (ret) { 441 dev_err(cs35l41->dev, "Error adding GPIO mapping: %d\n", ret); 442 return ret; 443 } 444 445 return cs35l41_hda_parse_acpi(cs35l41, physdev, id); 446 } 447 448 struct cs35l41_prop_model { 449 const char *hid; 450 const char *ssid; 451 int (*add_prop)(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 452 const char *hid); 453 }; 454 455 static const struct cs35l41_prop_model cs35l41_prop_model_table[] = { 456 { "CLSA0100", NULL, lenovo_legion_no_acpi }, 457 { "CLSA0101", NULL, lenovo_legion_no_acpi }, 458 { "CSC3551", "10251826", generic_dsd_config }, 459 { "CSC3551", "1025182C", generic_dsd_config }, 460 { "CSC3551", "10251844", generic_dsd_config }, 461 { "CSC3551", "10280B27", generic_dsd_config }, 462 { "CSC3551", "10280B28", generic_dsd_config }, 463 { "CSC3551", "10280BEB", generic_dsd_config }, 464 { "CSC3551", "10280C4D", generic_dsd_config }, 465 { "CSC3551", "103C89C6", generic_dsd_config }, 466 { "CSC3551", "103C8A28", generic_dsd_config }, 467 { "CSC3551", "103C8A29", generic_dsd_config }, 468 { "CSC3551", "103C8A2A", generic_dsd_config }, 469 { "CSC3551", "103C8A2B", generic_dsd_config }, 470 { "CSC3551", "103C8A2C", generic_dsd_config }, 471 { "CSC3551", "103C8A2D", generic_dsd_config }, 472 { "CSC3551", "103C8A2E", generic_dsd_config }, 473 { "CSC3551", "103C8A30", generic_dsd_config }, 474 { "CSC3551", "103C8A31", generic_dsd_config }, 475 { "CSC3551", "103C8A6E", generic_dsd_config }, 476 { "CSC3551", "103C8BB3", generic_dsd_config }, 477 { "CSC3551", "103C8BB4", generic_dsd_config }, 478 { "CSC3551", "103C8BDD", generic_dsd_config }, 479 { "CSC3551", "103C8BDE", generic_dsd_config }, 480 { "CSC3551", "103C8BDF", generic_dsd_config }, 481 { "CSC3551", "103C8BE0", generic_dsd_config }, 482 { "CSC3551", "103C8BE1", generic_dsd_config }, 483 { "CSC3551", "103C8BE2", generic_dsd_config }, 484 { "CSC3551", "103C8BE3", generic_dsd_config }, 485 { "CSC3551", "103C8BE5", generic_dsd_config }, 486 { "CSC3551", "103C8BE6", generic_dsd_config }, 487 { "CSC3551", "103C8BE7", generic_dsd_config }, 488 { "CSC3551", "103C8BE8", generic_dsd_config }, 489 { "CSC3551", "103C8BE9", generic_dsd_config }, 490 { "CSC3551", "103C8B3A", generic_dsd_config }, 491 { "CSC3551", "103C8C15", generic_dsd_config }, 492 { "CSC3551", "103C8C16", generic_dsd_config }, 493 { "CSC3551", "103C8C17", generic_dsd_config }, 494 { "CSC3551", "103C8C4D", generic_dsd_config }, 495 { "CSC3551", "103C8C4E", generic_dsd_config }, 496 { "CSC3551", "103C8C4F", generic_dsd_config }, 497 { "CSC3551", "103C8C50", generic_dsd_config }, 498 { "CSC3551", "103C8C51", generic_dsd_config }, 499 { "CSC3551", "103C8C66", hp_i2c_int_2amp_dual_spkid }, 500 { "CSC3551", "103C8C67", hp_i2c_int_2amp_dual_spkid }, 501 { "CSC3551", "103C8C68", hp_i2c_int_2amp_dual_spkid }, 502 { "CSC3551", "103C8C6A", hp_i2c_int_2amp_dual_spkid }, 503 { "CSC3551", "103C8CDD", generic_dsd_config }, 504 { "CSC3551", "103C8CDE", generic_dsd_config }, 505 { "CSC3551", "104312AF", generic_dsd_config }, 506 { "CSC3551", "10431433", generic_dsd_config }, 507 { "CSC3551", "10431463", generic_dsd_config }, 508 { "CSC3551", "10431473", generic_dsd_config }, 509 { "CSC3551", "10431483", generic_dsd_config }, 510 { "CSC3551", "10431493", generic_dsd_config }, 511 { "CSC3551", "104314D3", generic_dsd_config }, 512 { "CSC3551", "104314E3", generic_dsd_config }, 513 { "CSC3551", "10431503", generic_dsd_config }, 514 { "CSC3551", "10431533", generic_dsd_config }, 515 { "CSC3551", "10431573", generic_dsd_config }, 516 { "CSC3551", "10431663", generic_dsd_config }, 517 { "CSC3551", "10431683", generic_dsd_config }, 518 { "CSC3551", "104316A3", generic_dsd_config }, 519 { "CSC3551", "104316D3", generic_dsd_config }, 520 { "CSC3551", "104316F3", generic_dsd_config }, 521 { "CSC3551", "104317F3", generic_dsd_config }, 522 { "CSC3551", "10431863", generic_dsd_config }, 523 { "CSC3551", "104318D3", generic_dsd_config }, 524 { "CSC3551", "10431A63", missing_speaker_id_gpio2 }, 525 { "CSC3551", "10431A83", generic_dsd_config }, 526 { "CSC3551", "10431B93", generic_dsd_config }, 527 { "CSC3551", "10431C9F", generic_dsd_config }, 528 { "CSC3551", "10431CAF", generic_dsd_config }, 529 { "CSC3551", "10431CCF", generic_dsd_config }, 530 { "CSC3551", "10431CDF", generic_dsd_config }, 531 { "CSC3551", "10431CEF", generic_dsd_config }, 532 { "CSC3551", "10431D1F", generic_dsd_config }, 533 { "CSC3551", "10431DA2", generic_dsd_config }, 534 { "CSC3551", "10431E02", generic_dsd_config }, 535 { "CSC3551", "10431E12", generic_dsd_config }, 536 { "CSC3551", "10431EE2", generic_dsd_config }, 537 { "CSC3551", "10431F12", generic_dsd_config }, 538 { "CSC3551", "10431F1F", generic_dsd_config }, 539 { "CSC3551", "10431F62", generic_dsd_config }, 540 { "CSC3551", "10433A20", generic_dsd_config }, 541 { "CSC3551", "10433A30", generic_dsd_config }, 542 { "CSC3551", "10433A40", generic_dsd_config }, 543 { "CSC3551", "10433A50", generic_dsd_config }, 544 { "CSC3551", "10433A60", generic_dsd_config }, 545 { "CSC3551", "17AA3865", generic_dsd_config }, 546 { "CSC3551", "17AA3866", generic_dsd_config }, 547 { "CSC3551", "17AA386E", generic_dsd_config }, 548 { "CSC3551", "17AA386F", generic_dsd_config }, 549 { "CSC3551", "17AA3877", generic_dsd_config }, 550 { "CSC3551", "17AA3878", generic_dsd_config }, 551 { "CSC3551", "17AA38A9", generic_dsd_config }, 552 { "CSC3551", "17AA38AB", generic_dsd_config }, 553 { "CSC3551", "17AA38B4", generic_dsd_config }, 554 { "CSC3551", "17AA38B5", generic_dsd_config }, 555 { "CSC3551", "17AA38B6", generic_dsd_config }, 556 { "CSC3551", "17AA38B7", generic_dsd_config }, 557 { "CSC3551", "17AA38C7", generic_dsd_config }, 558 { "CSC3551", "17AA38C8", generic_dsd_config }, 559 { "CSC3551", "17AA38F9", generic_dsd_config }, 560 { "CSC3551", "17AA38FA", generic_dsd_config }, 561 {} 562 }; 563 564 int cs35l41_add_dsd_properties(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 565 const char *hid) 566 { 567 const struct cs35l41_prop_model *model; 568 569 for (model = cs35l41_prop_model_table; model->hid; model++) { 570 if (!strcmp(model->hid, hid) && 571 (!model->ssid || 572 (cs35l41->acpi_subsystem_id && 573 !strcasecmp(model->ssid, cs35l41->acpi_subsystem_id)))) 574 return model->add_prop(cs35l41, physdev, id, hid); 575 } 576 577 return -ENOENT; 578 } 579