drivers/iio/accel/mma7455_spi.c

   1 /*
   2  * IIO accel SPI driver for Freescale MMA7455L 3-axis 10-bit accelerometer
   3  * Copyright 2015 Joachim Eastwood <manabian@gmail.com>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License version 2 as
   7  * published by the Free Software Foundation.
   8  */
   9
  10 #include <linux/module.h>
  11 #include <linux/regmap.h>
  12 #include <linux/spi/spi.h>
  13
  14 #include "mma7455.h"
  15
  16 static int mma7455_spi_probe(struct spi_device *spi)
  17 {
  18         const struct spi_device_id *id = spi_get_device_id(spi);
  19         struct regmap *regmap;
  20
  21         regmap = devm_regmap_init_spi(spi, &mma7455_core_regmap);
  22         if (IS_ERR(regmap))
  23                 return PTR_ERR(regmap);
  24
  25         return mma7455_core_probe(&spi->dev, regmap, id->name);
  26 }
  27
  28 static int mma7455_spi_remove(struct spi_device *spi)
  29 {
  30         return mma7455_core_remove(&spi->dev);
  31 }
  32
  33 static const struct spi_device_id mma7455_spi_ids[] = {
  34         { "mma7455", 0 },
  35         { "mma7456", 0 },
  36         { }
  37 };
  38 MODULE_DEVICE_TABLE(spi, mma7455_spi_ids);
  39
  40 static struct spi_driver mma7455_spi_driver = {
  41         .probe = mma7455_spi_probe,
  42         .remove = mma7455_spi_remove,
  43         .id_table = mma7455_spi_ids,
  44         .driver = {
  45                 .name = "mma7455-spi",
  46         },
  47 };
  48 module_spi_driver(mma7455_spi_driver);
  49
  50 MODULE_AUTHOR("Joachim Eastwood <manabian@gmail.com>");
  51 MODULE_DESCRIPTION("Freescale MMA7455L SPI accelerometer driver");
  52 MODULE_LICENSE("GPL v2");