1ef4ba63fSStefan Binding // SPDX-License-Identifier: GPL-2.0 2ef4ba63fSStefan Binding // 3ef4ba63fSStefan Binding // CS35L41 ALSA HDA Property driver 4ef4ba63fSStefan Binding // 5ef4ba63fSStefan Binding // Copyright 2023 Cirrus Logic, Inc. 6ef4ba63fSStefan Binding // 7ef4ba63fSStefan Binding // Author: Stefan Binding <sbinding@opensource.cirrus.com> 8ef4ba63fSStefan Binding 98c4c216dSStefan Binding #include <linux/acpi.h> 10ef4ba63fSStefan Binding #include <linux/gpio/consumer.h> 11ef4ba63fSStefan Binding #include <linux/string.h> 12ef4ba63fSStefan Binding #include "cs35l41_hda_property.h" 138c4c216dSStefan Binding #include <linux/spi/spi.h> 148c4c216dSStefan Binding 158c4c216dSStefan Binding #define MAX_AMPS 4 168c4c216dSStefan Binding 178c4c216dSStefan Binding struct cs35l41_config { 188c4c216dSStefan Binding const char *ssid; 198c4c216dSStefan Binding int num_amps; 208c4c216dSStefan Binding enum { 218c4c216dSStefan Binding INTERNAL, 228c4c216dSStefan Binding EXTERNAL 238c4c216dSStefan Binding } boost_type; 248c4c216dSStefan Binding u8 channel[MAX_AMPS]; 258c4c216dSStefan Binding int reset_gpio_index; /* -1 if no reset gpio */ 268c4c216dSStefan Binding int spkid_gpio_index; /* -1 if no spkid gpio */ 278c4c216dSStefan Binding int cs_gpio_index; /* -1 if no cs gpio, or cs-gpios already exists, max num amps == 2 */ 288c4c216dSStefan Binding int boost_ind_nanohenry; /* Required if boost_type == Internal */ 298c4c216dSStefan Binding int boost_peak_milliamp; /* Required if boost_type == Internal */ 308c4c216dSStefan Binding int boost_cap_microfarad; /* Required if boost_type == Internal */ 318c4c216dSStefan Binding }; 328c4c216dSStefan Binding 338c4c216dSStefan Binding static const struct cs35l41_config cs35l41_config_table[] = { 34d110858aSStefan Binding { "10280B27", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 35d110858aSStefan Binding { "10280B28", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 36d110858aSStefan Binding { "10280BEB", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 0, 0, 0 }, 37d110858aSStefan Binding { "10280C4D", 4, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, CS35L41_LEFT, CS35L41_RIGHT }, 0, 1, -1, 1000, 4500, 24 }, 388c4c216dSStefan Binding /* 398c4c216dSStefan Binding * Device 103C89C6 does have _DSD, however it is setup to use the wrong boost type. 408c4c216dSStefan Binding * We can override the _DSD to correct the boost type here. 418c4c216dSStefan Binding * Since this laptop has valid ACPI, we do not need to handle cs-gpios, since that already exists 428c4c216dSStefan Binding * in the ACPI. The Reset GPIO is also valid, so we can use the Reset defined in _DSD. 438c4c216dSStefan Binding */ 44d110858aSStefan Binding { "103C89C6", 2, INTERNAL, { CS35L41_RIGHT, CS35L41_LEFT, 0, 0 }, -1, -1, -1, 1000, 4500, 24 }, 45*7d65d701SLorenz Brun { "103C8A28", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 46*7d65d701SLorenz Brun { "103C8A29", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 47*7d65d701SLorenz Brun { "103C8A2A", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 48*7d65d701SLorenz Brun { "103C8A2B", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 49*7d65d701SLorenz Brun { "103C8A2C", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 50*7d65d701SLorenz Brun { "103C8A2D", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 51*7d65d701SLorenz Brun { "103C8A2E", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 52*7d65d701SLorenz Brun { "103C8A30", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 53*7d65d701SLorenz Brun { "103C8A31", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 54*7d65d701SLorenz Brun { "103C8BB3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 55*7d65d701SLorenz Brun { "103C8BB4", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 56*7d65d701SLorenz Brun { "103C8BDF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 57*7d65d701SLorenz Brun { "103C8BE0", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 58*7d65d701SLorenz Brun { "103C8BE1", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 59*7d65d701SLorenz Brun { "103C8BE2", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 60*7d65d701SLorenz Brun { "103C8BE9", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 61*7d65d701SLorenz Brun { "103C8BDD", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 62*7d65d701SLorenz Brun { "103C8BDE", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 63*7d65d701SLorenz Brun { "103C8BE3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 64*7d65d701SLorenz Brun { "103C8BE5", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 65*7d65d701SLorenz Brun { "103C8BE6", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 66*7d65d701SLorenz Brun { "103C8B3A", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4100, 24 }, 67d110858aSStefan Binding { "104312AF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 68d110858aSStefan Binding { "10431433", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 69d110858aSStefan Binding { "10431463", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 70d110858aSStefan Binding { "10431473", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 }, 71d110858aSStefan Binding { "10431483", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 }, 72d110858aSStefan Binding { "10431493", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 73d110858aSStefan Binding { "104314D3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 74d110858aSStefan Binding { "104314E3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 75d110858aSStefan Binding { "10431503", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 76d110858aSStefan Binding { "10431533", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 77d110858aSStefan Binding { "10431573", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 78d110858aSStefan Binding { "10431663", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 1000, 4500, 24 }, 79d110858aSStefan Binding { "104316D3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 80d110858aSStefan Binding { "104316F3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 81d110858aSStefan Binding { "104317F3", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 82d110858aSStefan Binding { "10431863", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 83d110858aSStefan Binding { "104318D3", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 84d110858aSStefan Binding { "10431C9F", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 85d110858aSStefan Binding { "10431CAF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 86d110858aSStefan Binding { "10431CCF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 87d110858aSStefan Binding { "10431CDF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 88d110858aSStefan Binding { "10431CEF", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 1000, 4500, 24 }, 89d110858aSStefan Binding { "10431D1F", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 90d110858aSStefan Binding { "10431DA2", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 91d110858aSStefan Binding { "10431E02", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 92d110858aSStefan Binding { "10431EE2", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, -1, -1, 0, 0, 0 }, 93d110858aSStefan Binding { "10431F12", 2, INTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 1000, 4500, 24 }, 94d110858aSStefan Binding { "10431F1F", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, -1, 0, 0, 0, 0 }, 95d110858aSStefan Binding { "10431F62", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 1, 2, 0, 0, 0, 0 }, 96ba7053b4SDorian Cruveiller { "17AA38B4", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 97ba7053b4SDorian Cruveiller { "17AA38B5", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 98ba7053b4SDorian Cruveiller { "17AA38B6", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 99ba7053b4SDorian Cruveiller { "17AA38B7", 2, EXTERNAL, { CS35L41_LEFT, CS35L41_RIGHT, 0, 0 }, 0, 1, -1, 0, 0, 0 }, 1008c4c216dSStefan Binding {} 1018c4c216dSStefan Binding }; 1028c4c216dSStefan Binding 1038c4c216dSStefan Binding static int cs35l41_add_gpios(struct cs35l41_hda *cs35l41, struct device *physdev, int reset_gpio, 1048c4c216dSStefan Binding int spkid_gpio, int cs_gpio_index, int num_amps) 1058c4c216dSStefan Binding { 106ed7326a2SStefan Binding struct acpi_gpio_mapping *gpio_mapping = NULL; 107ed7326a2SStefan Binding struct acpi_gpio_params *reset_gpio_params = NULL; 108ed7326a2SStefan Binding struct acpi_gpio_params *spkid_gpio_params = NULL; 109ed7326a2SStefan Binding struct acpi_gpio_params *cs_gpio_params = NULL; 1108c4c216dSStefan Binding unsigned int num_entries = 0; 1118c4c216dSStefan Binding unsigned int reset_index, spkid_index, csgpio_index; 1128c4c216dSStefan Binding int i; 1138c4c216dSStefan Binding 1148c4c216dSStefan Binding /* 1158c4c216dSStefan Binding * GPIO Mapping only needs to be done once, since it would be available for subsequent amps 1168c4c216dSStefan Binding */ 1178c4c216dSStefan Binding if (cs35l41->dacpi->driver_gpios) 1188c4c216dSStefan Binding return 0; 1198c4c216dSStefan Binding 1208c4c216dSStefan Binding if (reset_gpio >= 0) { 1218c4c216dSStefan Binding reset_index = num_entries; 1228c4c216dSStefan Binding num_entries++; 1238c4c216dSStefan Binding } 1248c4c216dSStefan Binding 1258c4c216dSStefan Binding if (spkid_gpio >= 0) { 1268c4c216dSStefan Binding spkid_index = num_entries; 1278c4c216dSStefan Binding num_entries++; 1288c4c216dSStefan Binding } 1298c4c216dSStefan Binding 1308c4c216dSStefan Binding if ((cs_gpio_index >= 0) && (num_amps == 2)) { 1318c4c216dSStefan Binding csgpio_index = num_entries; 1328c4c216dSStefan Binding num_entries++; 1338c4c216dSStefan Binding } 1348c4c216dSStefan Binding 1358c4c216dSStefan Binding if (!num_entries) 1368c4c216dSStefan Binding return 0; 1378c4c216dSStefan Binding 1388c4c216dSStefan Binding /* must include termination entry */ 1398c4c216dSStefan Binding num_entries++; 1408c4c216dSStefan Binding 1418c4c216dSStefan Binding gpio_mapping = devm_kcalloc(physdev, num_entries, sizeof(struct acpi_gpio_mapping), 1428c4c216dSStefan Binding GFP_KERNEL); 1438c4c216dSStefan Binding 1448c4c216dSStefan Binding if (!gpio_mapping) 1458c4c216dSStefan Binding goto err; 1468c4c216dSStefan Binding 1478c4c216dSStefan Binding if (reset_gpio >= 0) { 1488c4c216dSStefan Binding gpio_mapping[reset_index].name = "reset-gpios"; 1498c4c216dSStefan Binding reset_gpio_params = devm_kcalloc(physdev, num_amps, sizeof(struct acpi_gpio_params), 1508c4c216dSStefan Binding GFP_KERNEL); 1518c4c216dSStefan Binding if (!reset_gpio_params) 1528c4c216dSStefan Binding goto err; 1538c4c216dSStefan Binding 1548c4c216dSStefan Binding for (i = 0; i < num_amps; i++) 1558c4c216dSStefan Binding reset_gpio_params[i].crs_entry_index = reset_gpio; 1568c4c216dSStefan Binding 1578c4c216dSStefan Binding gpio_mapping[reset_index].data = reset_gpio_params; 1588c4c216dSStefan Binding gpio_mapping[reset_index].size = num_amps; 1598c4c216dSStefan Binding } 1608c4c216dSStefan Binding 1618c4c216dSStefan Binding if (spkid_gpio >= 0) { 1628c4c216dSStefan Binding gpio_mapping[spkid_index].name = "spk-id-gpios"; 1638c4c216dSStefan Binding spkid_gpio_params = devm_kcalloc(physdev, num_amps, sizeof(struct acpi_gpio_params), 1648c4c216dSStefan Binding GFP_KERNEL); 1658c4c216dSStefan Binding if (!spkid_gpio_params) 1668c4c216dSStefan Binding goto err; 1678c4c216dSStefan Binding 1688c4c216dSStefan Binding for (i = 0; i < num_amps; i++) 1698c4c216dSStefan Binding spkid_gpio_params[i].crs_entry_index = spkid_gpio; 1708c4c216dSStefan Binding 1718c4c216dSStefan Binding gpio_mapping[spkid_index].data = spkid_gpio_params; 1728c4c216dSStefan Binding gpio_mapping[spkid_index].size = num_amps; 1738c4c216dSStefan Binding } 1748c4c216dSStefan Binding 1758c4c216dSStefan Binding if ((cs_gpio_index >= 0) && (num_amps == 2)) { 1768c4c216dSStefan Binding gpio_mapping[csgpio_index].name = "cs-gpios"; 1778c4c216dSStefan Binding /* only one GPIO CS is supported without using _DSD, obtained using index 0 */ 1788c4c216dSStefan Binding cs_gpio_params = devm_kzalloc(physdev, sizeof(struct acpi_gpio_params), GFP_KERNEL); 1798c4c216dSStefan Binding if (!cs_gpio_params) 1808c4c216dSStefan Binding goto err; 1818c4c216dSStefan Binding 1828c4c216dSStefan Binding cs_gpio_params->crs_entry_index = cs_gpio_index; 1838c4c216dSStefan Binding 1848c4c216dSStefan Binding gpio_mapping[csgpio_index].data = cs_gpio_params; 1858c4c216dSStefan Binding gpio_mapping[csgpio_index].size = 1; 1868c4c216dSStefan Binding } 1878c4c216dSStefan Binding 1888c4c216dSStefan Binding return devm_acpi_dev_add_driver_gpios(physdev, gpio_mapping); 1898c4c216dSStefan Binding err: 1908c4c216dSStefan Binding devm_kfree(physdev, gpio_mapping); 1918c4c216dSStefan Binding devm_kfree(physdev, reset_gpio_params); 1928c4c216dSStefan Binding devm_kfree(physdev, spkid_gpio_params); 1938c4c216dSStefan Binding devm_kfree(physdev, cs_gpio_params); 1948c4c216dSStefan Binding return -ENOMEM; 1958c4c216dSStefan Binding } 1968c4c216dSStefan Binding 1978c4c216dSStefan Binding static int generic_dsd_config(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 1988c4c216dSStefan Binding const char *hid) 1998c4c216dSStefan Binding { 2008c4c216dSStefan Binding struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; 2018c4c216dSStefan Binding const struct cs35l41_config *cfg; 2028c4c216dSStefan Binding struct gpio_desc *cs_gpiod; 2038c4c216dSStefan Binding struct spi_device *spi; 2048c4c216dSStefan Binding bool dsd_found; 2058c4c216dSStefan Binding int ret; 2068c4c216dSStefan Binding 2078c4c216dSStefan Binding for (cfg = cs35l41_config_table; cfg->ssid; cfg++) { 2088c4c216dSStefan Binding if (!strcasecmp(cfg->ssid, cs35l41->acpi_subsystem_id)) 2098c4c216dSStefan Binding break; 2108c4c216dSStefan Binding } 2118c4c216dSStefan Binding 2128c4c216dSStefan Binding if (!cfg->ssid) 2138c4c216dSStefan Binding return -ENOENT; 2148c4c216dSStefan Binding 2158c4c216dSStefan Binding if (!cs35l41->dacpi || cs35l41->dacpi != ACPI_COMPANION(physdev)) { 2168c4c216dSStefan Binding dev_err(cs35l41->dev, "ACPI Device does not match, cannot override _DSD.\n"); 2178c4c216dSStefan Binding return -ENODEV; 2188c4c216dSStefan Binding } 2198c4c216dSStefan Binding 2208c4c216dSStefan Binding dev_info(cs35l41->dev, "Adding DSD properties for %s\n", cs35l41->acpi_subsystem_id); 2218c4c216dSStefan Binding 2228c4c216dSStefan Binding dsd_found = acpi_dev_has_props(cs35l41->dacpi); 2238c4c216dSStefan Binding 2248c4c216dSStefan Binding if (!dsd_found) { 2258c4c216dSStefan Binding ret = cs35l41_add_gpios(cs35l41, physdev, cfg->reset_gpio_index, 2268c4c216dSStefan Binding cfg->spkid_gpio_index, cfg->cs_gpio_index, 2278c4c216dSStefan Binding cfg->num_amps); 2288c4c216dSStefan Binding if (ret) { 2298c4c216dSStefan Binding dev_err(cs35l41->dev, "Error adding GPIO mapping: %d\n", ret); 2308c4c216dSStefan Binding return ret; 2318c4c216dSStefan Binding } 2328c4c216dSStefan Binding } else if (cfg->reset_gpio_index >= 0 || cfg->spkid_gpio_index >= 0) { 2338c4c216dSStefan Binding dev_warn(cs35l41->dev, "Cannot add Reset/Speaker ID/SPI CS GPIO Mapping, " 2348c4c216dSStefan Binding "_DSD already exists.\n"); 2358c4c216dSStefan Binding } 2368c4c216dSStefan Binding 237d110858aSStefan Binding if (cs35l41->control_bus == SPI) { 2388c4c216dSStefan Binding cs35l41->index = id; 239916d0517SStefan Binding 240916d0517SStefan Binding #if IS_ENABLED(CONFIG_SPI) 2418c4c216dSStefan Binding /* 2428c4c216dSStefan Binding * Manually set the Chip Select for the second amp <cs_gpio_index> in the node. 2438c4c216dSStefan Binding * This is only supported for systems with 2 amps, since we cannot expand the 2448c4c216dSStefan Binding * default number of chip selects without using cs-gpios 2458c4c216dSStefan Binding * The CS GPIO must be set high prior to communicating with the first amp (which 2468c4c216dSStefan Binding * uses a native chip select), to ensure the second amp does not clash with the 2478c4c216dSStefan Binding * first. 2488c4c216dSStefan Binding */ 2498c4c216dSStefan Binding if (cfg->cs_gpio_index >= 0) { 2508c4c216dSStefan Binding spi = to_spi_device(cs35l41->dev); 2518c4c216dSStefan Binding 2528c4c216dSStefan Binding if (cfg->num_amps != 2) { 2538c4c216dSStefan Binding dev_warn(cs35l41->dev, 2548c4c216dSStefan Binding "Cannot update SPI CS, Number of Amps (%d) != 2\n", 2558c4c216dSStefan Binding cfg->num_amps); 2568c4c216dSStefan Binding } else if (dsd_found) { 2578c4c216dSStefan Binding dev_warn(cs35l41->dev, 2588c4c216dSStefan Binding "Cannot update SPI CS, _DSD already exists.\n"); 2598c4c216dSStefan Binding } else { 2608c4c216dSStefan Binding /* 2618c4c216dSStefan Binding * This is obtained using driver_gpios, since only one GPIO for CS 2628c4c216dSStefan Binding * exists, this can be obtained using index 0. 2638c4c216dSStefan Binding */ 2648c4c216dSStefan Binding cs_gpiod = gpiod_get_index(physdev, "cs", 0, GPIOD_OUT_LOW); 2658c4c216dSStefan Binding if (IS_ERR(cs_gpiod)) { 2668c4c216dSStefan Binding dev_err(cs35l41->dev, 2678c4c216dSStefan Binding "Unable to get Chip Select GPIO descriptor\n"); 2688c4c216dSStefan Binding return PTR_ERR(cs_gpiod); 2698c4c216dSStefan Binding } 2708c4c216dSStefan Binding if (id == 1) { 2718c4c216dSStefan Binding spi_set_csgpiod(spi, 0, cs_gpiod); 2728c4c216dSStefan Binding cs35l41->cs_gpio = cs_gpiod; 2738c4c216dSStefan Binding } else { 2748c4c216dSStefan Binding gpiod_set_value_cansleep(cs_gpiod, true); 2758c4c216dSStefan Binding gpiod_put(cs_gpiod); 2768c4c216dSStefan Binding } 2778c4c216dSStefan Binding spi_setup(spi); 2788c4c216dSStefan Binding } 2798c4c216dSStefan Binding } 280916d0517SStefan Binding #endif 2818c4c216dSStefan Binding } else { 2828c4c216dSStefan Binding if (cfg->num_amps > 2) 2838c4c216dSStefan Binding /* 2848c4c216dSStefan Binding * i2c addresses for 3/4 amps are used in order: 0x40, 0x41, 0x42, 0x43, 2858c4c216dSStefan Binding * subtracting 0x40 would give zero-based index 2868c4c216dSStefan Binding */ 2878c4c216dSStefan Binding cs35l41->index = id - 0x40; 2888c4c216dSStefan Binding else 2898c4c216dSStefan Binding /* i2c addr 0x40 for first amp (always), 0x41/0x42 for 2nd amp */ 2908c4c216dSStefan Binding cs35l41->index = id == 0x40 ? 0 : 1; 2918c4c216dSStefan Binding } 2928c4c216dSStefan Binding 2938c4c216dSStefan Binding if (cfg->num_amps == 3) 2948c4c216dSStefan Binding /* 3 amps means a center channel, so no duplicate channels */ 2958c4c216dSStefan Binding cs35l41->channel_index = 0; 2968c4c216dSStefan Binding else 2978c4c216dSStefan Binding /* 2988c4c216dSStefan Binding * if 4 amps, there are duplicate channels, so they need different indexes 2998c4c216dSStefan Binding * if 2 amps, no duplicate channels, channel_index would be 0 3008c4c216dSStefan Binding */ 3018c4c216dSStefan Binding cs35l41->channel_index = cs35l41->index / 2; 3028c4c216dSStefan Binding 3038c4c216dSStefan Binding cs35l41->reset_gpio = fwnode_gpiod_get_index(acpi_fwnode_handle(cs35l41->dacpi), "reset", 3048c4c216dSStefan Binding cs35l41->index, GPIOD_OUT_LOW, 3058c4c216dSStefan Binding "cs35l41-reset"); 3068c4c216dSStefan Binding cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, cs35l41->index, cfg->num_amps, -1); 3078c4c216dSStefan Binding 3088c4c216dSStefan Binding hw_cfg->spk_pos = cfg->channel[cs35l41->index]; 3098c4c216dSStefan Binding 3108c4c216dSStefan Binding if (cfg->boost_type == INTERNAL) { 3118c4c216dSStefan Binding hw_cfg->bst_type = CS35L41_INT_BOOST; 3128c4c216dSStefan Binding hw_cfg->bst_ind = cfg->boost_ind_nanohenry; 3138c4c216dSStefan Binding hw_cfg->bst_ipk = cfg->boost_peak_milliamp; 3148c4c216dSStefan Binding hw_cfg->bst_cap = cfg->boost_cap_microfarad; 3158c4c216dSStefan Binding hw_cfg->gpio1.func = CS35L41_NOT_USED; 3168c4c216dSStefan Binding hw_cfg->gpio1.valid = true; 3178c4c216dSStefan Binding } else { 3188c4c216dSStefan Binding hw_cfg->bst_type = CS35L41_EXT_BOOST; 3198c4c216dSStefan Binding hw_cfg->bst_ind = -1; 3208c4c216dSStefan Binding hw_cfg->bst_ipk = -1; 3218c4c216dSStefan Binding hw_cfg->bst_cap = -1; 3228c4c216dSStefan Binding hw_cfg->gpio1.func = CS35l41_VSPK_SWITCH; 3238c4c216dSStefan Binding hw_cfg->gpio1.valid = true; 3248c4c216dSStefan Binding } 3258c4c216dSStefan Binding 3268c4c216dSStefan Binding hw_cfg->gpio2.func = CS35L41_INTERRUPT; 3278c4c216dSStefan Binding hw_cfg->gpio2.valid = true; 3288c4c216dSStefan Binding hw_cfg->valid = true; 3298c4c216dSStefan Binding 3308c4c216dSStefan Binding return 0; 3318c4c216dSStefan Binding } 332ef4ba63fSStefan Binding 333ef4ba63fSStefan Binding /* 334ef4ba63fSStefan Binding * Device CLSA010(0/1) doesn't have _DSD so a gpiod_get by the label reset won't work. 335ef4ba63fSStefan Binding * And devices created by serial-multi-instantiate don't have their device struct 336ef4ba63fSStefan Binding * pointing to the correct fwnode, so acpi_dev must be used here. 337ef4ba63fSStefan Binding * And devm functions expect that the device requesting the resource has the correct 338ef4ba63fSStefan Binding * fwnode. 339ef4ba63fSStefan Binding */ 340ef4ba63fSStefan Binding static int lenovo_legion_no_acpi(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 341ef4ba63fSStefan Binding const char *hid) 342ef4ba63fSStefan Binding { 343ef4ba63fSStefan Binding struct cs35l41_hw_cfg *hw_cfg = &cs35l41->hw_cfg; 344ef4ba63fSStefan Binding 345ef4ba63fSStefan Binding /* check I2C address to assign the index */ 346ef4ba63fSStefan Binding cs35l41->index = id == 0x40 ? 0 : 1; 347ef4ba63fSStefan Binding cs35l41->channel_index = 0; 348ef4ba63fSStefan Binding cs35l41->reset_gpio = gpiod_get_index(physdev, NULL, 0, GPIOD_OUT_HIGH); 349ef4ba63fSStefan Binding cs35l41->speaker_id = cs35l41_get_speaker_id(physdev, 0, 0, 2); 350ef4ba63fSStefan Binding hw_cfg->spk_pos = cs35l41->index; 351ef4ba63fSStefan Binding hw_cfg->gpio2.func = CS35L41_INTERRUPT; 352ef4ba63fSStefan Binding hw_cfg->gpio2.valid = true; 353ef4ba63fSStefan Binding hw_cfg->valid = true; 354ef4ba63fSStefan Binding 355ef4ba63fSStefan Binding if (strcmp(hid, "CLSA0100") == 0) { 356ef4ba63fSStefan Binding hw_cfg->bst_type = CS35L41_EXT_BOOST_NO_VSPK_SWITCH; 357ef4ba63fSStefan Binding } else if (strcmp(hid, "CLSA0101") == 0) { 358ef4ba63fSStefan Binding hw_cfg->bst_type = CS35L41_EXT_BOOST; 359ef4ba63fSStefan Binding hw_cfg->gpio1.func = CS35l41_VSPK_SWITCH; 360ef4ba63fSStefan Binding hw_cfg->gpio1.valid = true; 361ef4ba63fSStefan Binding } 362ef4ba63fSStefan Binding 363ef4ba63fSStefan Binding return 0; 364ef4ba63fSStefan Binding } 365ef4ba63fSStefan Binding 366ef4ba63fSStefan Binding struct cs35l41_prop_model { 367ef4ba63fSStefan Binding const char *hid; 368ef4ba63fSStefan Binding const char *ssid; 369ef4ba63fSStefan Binding int (*add_prop)(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 370ef4ba63fSStefan Binding const char *hid); 371ef4ba63fSStefan Binding }; 372ef4ba63fSStefan Binding 3732e6f9790SYang Yingliang static const struct cs35l41_prop_model cs35l41_prop_model_table[] = { 374ef4ba63fSStefan Binding { "CLSA0100", NULL, lenovo_legion_no_acpi }, 375ef4ba63fSStefan Binding { "CLSA0101", NULL, lenovo_legion_no_acpi }, 376ee694e7dSStefan Binding { "CSC3551", "10280B27", generic_dsd_config }, 377ee694e7dSStefan Binding { "CSC3551", "10280B28", generic_dsd_config }, 378ee694e7dSStefan Binding { "CSC3551", "10280BEB", generic_dsd_config }, 379ee694e7dSStefan Binding { "CSC3551", "10280C4D", generic_dsd_config }, 3808c4c216dSStefan Binding { "CSC3551", "103C89C6", generic_dsd_config }, 381*7d65d701SLorenz Brun { "CSC3551", "103C8A28", generic_dsd_config }, 382*7d65d701SLorenz Brun { "CSC3551", "103C8A29", generic_dsd_config }, 383*7d65d701SLorenz Brun { "CSC3551", "103C8A2A", generic_dsd_config }, 384*7d65d701SLorenz Brun { "CSC3551", "103C8A2B", generic_dsd_config }, 385*7d65d701SLorenz Brun { "CSC3551", "103C8A2C", generic_dsd_config }, 386*7d65d701SLorenz Brun { "CSC3551", "103C8A2D", generic_dsd_config }, 387*7d65d701SLorenz Brun { "CSC3551", "103C8A2E", generic_dsd_config }, 388*7d65d701SLorenz Brun { "CSC3551", "103C8A30", generic_dsd_config }, 389*7d65d701SLorenz Brun { "CSC3551", "103C8A31", generic_dsd_config }, 390*7d65d701SLorenz Brun { "CSC3551", "103C8BB3", generic_dsd_config }, 391*7d65d701SLorenz Brun { "CSC3551", "103C8BB4", generic_dsd_config }, 392*7d65d701SLorenz Brun { "CSC3551", "103C8BDF", generic_dsd_config }, 393*7d65d701SLorenz Brun { "CSC3551", "103C8BE0", generic_dsd_config }, 394*7d65d701SLorenz Brun { "CSC3551", "103C8BE1", generic_dsd_config }, 395*7d65d701SLorenz Brun { "CSC3551", "103C8BE2", generic_dsd_config }, 396*7d65d701SLorenz Brun { "CSC3551", "103C8BE9", generic_dsd_config }, 397*7d65d701SLorenz Brun { "CSC3551", "103C8BDD", generic_dsd_config }, 398*7d65d701SLorenz Brun { "CSC3551", "103C8BDE", generic_dsd_config }, 399*7d65d701SLorenz Brun { "CSC3551", "103C8BE3", generic_dsd_config }, 400*7d65d701SLorenz Brun { "CSC3551", "103C8BE5", generic_dsd_config }, 401*7d65d701SLorenz Brun { "CSC3551", "103C8BE6", generic_dsd_config }, 402*7d65d701SLorenz Brun { "CSC3551", "103C8B3A", generic_dsd_config }, 403b257187bSStefan Binding { "CSC3551", "104312AF", generic_dsd_config }, 404b592ed2eSStefan Binding { "CSC3551", "10431433", generic_dsd_config }, 405b592ed2eSStefan Binding { "CSC3551", "10431463", generic_dsd_config }, 406b592ed2eSStefan Binding { "CSC3551", "10431473", generic_dsd_config }, 407b592ed2eSStefan Binding { "CSC3551", "10431483", generic_dsd_config }, 408b592ed2eSStefan Binding { "CSC3551", "10431493", generic_dsd_config }, 409b592ed2eSStefan Binding { "CSC3551", "104314D3", generic_dsd_config }, 410b592ed2eSStefan Binding { "CSC3551", "104314E3", generic_dsd_config }, 411b592ed2eSStefan Binding { "CSC3551", "10431503", generic_dsd_config }, 412b592ed2eSStefan Binding { "CSC3551", "10431533", generic_dsd_config }, 413b592ed2eSStefan Binding { "CSC3551", "10431573", generic_dsd_config }, 414b592ed2eSStefan Binding { "CSC3551", "10431663", generic_dsd_config }, 4152b35b66dSStefan Binding { "CSC3551", "104316D3", generic_dsd_config }, 4162b35b66dSStefan Binding { "CSC3551", "104316F3", generic_dsd_config }, 417b592ed2eSStefan Binding { "CSC3551", "104317F3", generic_dsd_config }, 4182b35b66dSStefan Binding { "CSC3551", "10431863", generic_dsd_config }, 4192b35b66dSStefan Binding { "CSC3551", "104318D3", generic_dsd_config }, 420b592ed2eSStefan Binding { "CSC3551", "10431C9F", generic_dsd_config }, 421b592ed2eSStefan Binding { "CSC3551", "10431CAF", generic_dsd_config }, 422b592ed2eSStefan Binding { "CSC3551", "10431CCF", generic_dsd_config }, 423b592ed2eSStefan Binding { "CSC3551", "10431CDF", generic_dsd_config }, 424b592ed2eSStefan Binding { "CSC3551", "10431CEF", generic_dsd_config }, 425b592ed2eSStefan Binding { "CSC3551", "10431D1F", generic_dsd_config }, 426b257187bSStefan Binding { "CSC3551", "10431DA2", generic_dsd_config }, 427b257187bSStefan Binding { "CSC3551", "10431E02", generic_dsd_config }, 428b257187bSStefan Binding { "CSC3551", "10431EE2", generic_dsd_config }, 429b257187bSStefan Binding { "CSC3551", "10431F12", generic_dsd_config }, 4302b35b66dSStefan Binding { "CSC3551", "10431F1F", generic_dsd_config }, 431b257187bSStefan Binding { "CSC3551", "10431F62", generic_dsd_config }, 432ba7053b4SDorian Cruveiller { "CSC3551", "17AA38B4", generic_dsd_config }, 433ba7053b4SDorian Cruveiller { "CSC3551", "17AA38B5", generic_dsd_config }, 434ba7053b4SDorian Cruveiller { "CSC3551", "17AA38B6", generic_dsd_config }, 435ba7053b4SDorian Cruveiller { "CSC3551", "17AA38B7", generic_dsd_config }, 436ef4ba63fSStefan Binding {} 437ef4ba63fSStefan Binding }; 438ef4ba63fSStefan Binding 439ef4ba63fSStefan Binding int cs35l41_add_dsd_properties(struct cs35l41_hda *cs35l41, struct device *physdev, int id, 440ef4ba63fSStefan Binding const char *hid) 441ef4ba63fSStefan Binding { 442ef4ba63fSStefan Binding const struct cs35l41_prop_model *model; 443ef4ba63fSStefan Binding 44440989679STakashi Iwai for (model = cs35l41_prop_model_table; model->hid; model++) { 445ef4ba63fSStefan Binding if (!strcmp(model->hid, hid) && 446ef4ba63fSStefan Binding (!model->ssid || 447ef4ba63fSStefan Binding (cs35l41->acpi_subsystem_id && 4488c4c216dSStefan Binding !strcasecmp(model->ssid, cs35l41->acpi_subsystem_id)))) 449ef4ba63fSStefan Binding return model->add_prop(cs35l41, physdev, id, hid); 450ef4ba63fSStefan Binding } 451ef4ba63fSStefan Binding 452ef4ba63fSStefan Binding return -ENOENT; 453ef4ba63fSStefan Binding } 454