diff options
Diffstat (limited to 'drivers/iio/imu/inv_icm45600/inv_icm45600_i2c.c')
| -rw-r--r-- | drivers/iio/imu/inv_icm45600/inv_icm45600_i2c.c | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/drivers/iio/imu/inv_icm45600/inv_icm45600_i2c.c b/drivers/iio/imu/inv_icm45600/inv_icm45600_i2c.c new file mode 100644 index 000000000000..5ebc18121a11 --- /dev/null +++ b/drivers/iio/imu/inv_icm45600/inv_icm45600_i2c.c @@ -0,0 +1,98 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* Copyright (C) 2025 InvenSense, Inc. */ + +#include <linux/device.h> +#include <linux/err.h> +#include <linux/i2c.h> +#include <linux/module.h> +#include <linux/mod_devicetable.h> +#include <linux/regmap.h> + +#include "inv_icm45600.h" + +static const struct regmap_config inv_icm45600_regmap_config = { + .reg_bits = 8, + .val_bits = 8, +}; + +static int inv_icm45600_probe(struct i2c_client *client) +{ + const struct inv_icm45600_chip_info *chip_info; + struct regmap *regmap; + + if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_I2C_BLOCK)) + return -ENODEV; + + chip_info = device_get_match_data(&client->dev); + if (!chip_info) + return -ENODEV; + + regmap = devm_regmap_init_i2c(client, &inv_icm45600_regmap_config); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + return inv_icm45600_core_probe(regmap, chip_info, true, NULL); +} + +/* + * The device id table is used to identify which device is + * supported by this driver. + */ +static const struct i2c_device_id inv_icm45600_id[] = { + { "icm45605", (kernel_ulong_t)&inv_icm45605_chip_info }, + { "icm45606", (kernel_ulong_t)&inv_icm45606_chip_info }, + { "icm45608", (kernel_ulong_t)&inv_icm45608_chip_info }, + { "icm45634", (kernel_ulong_t)&inv_icm45634_chip_info }, + { "icm45686", (kernel_ulong_t)&inv_icm45686_chip_info }, + { "icm45687", (kernel_ulong_t)&inv_icm45687_chip_info }, + { "icm45688p", (kernel_ulong_t)&inv_icm45688p_chip_info }, + { "icm45689", (kernel_ulong_t)&inv_icm45689_chip_info }, + { } +}; +MODULE_DEVICE_TABLE(i2c, inv_icm45600_id); + +static const struct of_device_id inv_icm45600_of_matches[] = { + { + .compatible = "invensense,icm45605", + .data = &inv_icm45605_chip_info, + }, { + .compatible = "invensense,icm45606", + .data = &inv_icm45606_chip_info, + }, { + .compatible = "invensense,icm45608", + .data = &inv_icm45608_chip_info, + }, { + .compatible = "invensense,icm45634", + .data = &inv_icm45634_chip_info, + }, { + .compatible = "invensense,icm45686", + .data = &inv_icm45686_chip_info, + }, { + .compatible = "invensense,icm45687", + .data = &inv_icm45687_chip_info, + }, { + .compatible = "invensense,icm45688p", + .data = &inv_icm45688p_chip_info, + }, { + .compatible = "invensense,icm45689", + .data = &inv_icm45689_chip_info, + }, + { } +}; +MODULE_DEVICE_TABLE(of, inv_icm45600_of_matches); + +static struct i2c_driver inv_icm45600_driver = { + .driver = { + .name = "inv-icm45600-i2c", + .of_match_table = inv_icm45600_of_matches, + .pm = pm_ptr(&inv_icm45600_pm_ops), + }, + .id_table = inv_icm45600_id, + .probe = inv_icm45600_probe, +}; +module_i2c_driver(inv_icm45600_driver); + +MODULE_AUTHOR("InvenSense, Inc."); +MODULE_DESCRIPTION("InvenSense ICM-456xx I2C driver"); +MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS("IIO_ICM45600"); |
