1 /* 2 * STMicroelectronics pressures driver 3 * 4 * Copyright 2013 STMicroelectronics Inc. 5 * 6 * Denis Ciocca <denis.ciocca@st.com> 7 * 8 * Licensed under the GPL-2. 9 */ 10 11 #include <linux/kernel.h> 12 #include <linux/module.h> 13 #include <linux/slab.h> 14 #include <linux/i2c.h> 15 #include <linux/iio/iio.h> 16 17 #include <linux/iio/common/st_sensors.h> 18 #include <linux/iio/common/st_sensors_i2c.h> 19 #include "st_pressure.h" 20 21 static int st_press_i2c_probe(struct i2c_client *client, 22 const struct i2c_device_id *id) 23 { 24 struct iio_dev *indio_dev; 25 struct st_sensor_data *pdata; 26 int err; 27 28 indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*pdata)); 29 if (!indio_dev) 30 return -ENOMEM; 31 32 pdata = iio_priv(indio_dev); 33 pdata->dev = &client->dev; 34 35 st_sensors_i2c_configure(indio_dev, client, pdata); 36 37 err = st_press_common_probe(indio_dev, client->dev.platform_data); 38 if (err < 0) 39 return err; 40 41 return 0; 42 } 43 44 static int st_press_i2c_remove(struct i2c_client *client) 45 { 46 st_press_common_remove(i2c_get_clientdata(client)); 47 48 return 0; 49 } 50 51 static const struct i2c_device_id st_press_id_table[] = { 52 { LPS331AP_PRESS_DEV_NAME }, 53 {}, 54 }; 55 MODULE_DEVICE_TABLE(i2c, st_press_id_table); 56 57 static struct i2c_driver st_press_driver = { 58 .driver = { 59 .owner = THIS_MODULE, 60 .name = "st-press-i2c", 61 }, 62 .probe = st_press_i2c_probe, 63 .remove = st_press_i2c_remove, 64 .id_table = st_press_id_table, 65 }; 66 module_i2c_driver(st_press_driver); 67 68 MODULE_AUTHOR("Denis Ciocca <denis.ciocca@st.com>"); 69 MODULE_DESCRIPTION("STMicroelectronics pressures i2c driver"); 70 MODULE_LICENSE("GPL v2"); 71