diff options
Diffstat (limited to 'drivers/iio/accel/mma7455_i2c.c')
| -rw-r--r-- | drivers/iio/accel/mma7455_i2c.c | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/drivers/iio/accel/mma7455_i2c.c b/drivers/iio/accel/mma7455_i2c.c new file mode 100644 index 0000000000..14f7850a22 --- /dev/null +++ b/drivers/iio/accel/mma7455_i2c.c @@ -0,0 +1,62 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * IIO accel I2C driver for Freescale MMA7455L 3-axis 10-bit accelerometer + * Copyright 2015 Joachim Eastwood <manabian@gmail.com> + */ + +#include <linux/i2c.h> +#include <linux/module.h> +#include <linux/regmap.h> + +#include "mma7455.h" + +static int mma7455_i2c_probe(struct i2c_client *i2c) +{ + const struct i2c_device_id *id = i2c_client_get_device_id(i2c); + struct regmap *regmap; + const char *name = NULL; + + regmap = devm_regmap_init_i2c(i2c, &mma7455_core_regmap); + if (IS_ERR(regmap)) + return PTR_ERR(regmap); + + if (id) + name = id->name; + + return mma7455_core_probe(&i2c->dev, regmap, name); +} + +static void mma7455_i2c_remove(struct i2c_client *i2c) +{ + mma7455_core_remove(&i2c->dev); +} + +static const struct i2c_device_id mma7455_i2c_ids[] = { + { "mma7455", 0 }, + { "mma7456", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, mma7455_i2c_ids); + +static const struct of_device_id mma7455_of_match[] = { + { .compatible = "fsl,mma7455" }, + { .compatible = "fsl,mma7456" }, + { } +}; +MODULE_DEVICE_TABLE(of, mma7455_of_match); + +static struct i2c_driver mma7455_i2c_driver = { + .probe = mma7455_i2c_probe, + .remove = mma7455_i2c_remove, + .id_table = mma7455_i2c_ids, + .driver = { + .name = "mma7455-i2c", + .of_match_table = mma7455_of_match, + }, +}; +module_i2c_driver(mma7455_i2c_driver); + +MODULE_AUTHOR("Joachim Eastwood <manabian@gmail.com>"); +MODULE_DESCRIPTION("Freescale MMA7455L I2C accelerometer driver"); +MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS(IIO_MMA7455); |