Hi Peter,
On Sun, Mar 08, 2015 at 07:16:00PM +0100, Peter Meerwald wrote:
> > Add support for Measurement Specialities MS5611 pressure
> > and temperature sensor.
>
> comments inline below
>
> > Signed-off-by: Tomasz Duszynski <tduszyns@xxxxxxxxx>
> > ---
> > drivers/iio/pressure/Kconfig | 27 +++++
> > drivers/iio/pressure/Makefile | 4 +
> > drivers/iio/pressure/ms5611.h | 44 +++++++
> > drivers/iio/pressure/ms5611_core.c | 239 +++++++++++++++++++++++++++++++++++++
> > drivers/iio/pressure/ms5611_i2c.c | 131 ++++++++++++++++++++
> > drivers/iio/pressure/ms5611_spi.c | 137 +++++++++++++++++++++
> > 6 files changed, 582 insertions(+)
> > create mode 100644 drivers/iio/pressure/ms5611.h
> > create mode 100644 drivers/iio/pressure/ms5611_core.c
> > create mode 100644 drivers/iio/pressure/ms5611_i2c.c
> > create mode 100644 drivers/iio/pressure/ms5611_spi.c
> >
> > diff --git a/drivers/iio/pressure/Kconfig b/drivers/iio/pressure/Kconfig
> > index a3be537..fa62950 100644
> > --- a/drivers/iio/pressure/Kconfig
> > +++ b/drivers/iio/pressure/Kconfig
> > @@ -52,6 +52,33 @@ config MPL3115
> > To compile this driver as a module, choose M here: the module
> > will be called mpl3115.
> >
> > +config MS5611
> > + tristate "Measurement Specialities MS5611 pressure sensor driver"
> > + help
> > + Say Y here to build support for the Measurement Specialities
> > + MS5611 pressure and temperature sensor.
> > +
> > + To compile this driver as a module, choose M here: the module will
> > + be called ms5611_core.
> > +
> > +config MS5611_I2C
> > + tristate "support I2C bus connection"
> > + depends on I2C && MS5611
> > + help
> > + Say Y here to build I2C bus support for MS5611.
> > +
> > + To compile this driver as a module, choose M here: the module will
> > + be called ms5611_i2c.
> > +
> > +config MS5611_SPI
> > + tristate "support SPI bus connection"
> > + depends on SPI_MASTER && MS5611
> > + help
> > + Say Y here to build SPI bus support for MS5611.
> > +
> > + To compile this driver as a module, choose M here: the module will
> > + be called ms5611_spi.
> > +
> > config IIO_ST_PRESS
> > tristate "STMicroelectronics pressure sensor Driver"
> > depends on (I2C || SPI_MASTER) && SYSFS
> > diff --git a/drivers/iio/pressure/Makefile b/drivers/iio/pressure/Makefile
> > index 88011f2..82f34f6 100644
> > --- a/drivers/iio/pressure/Makefile
> > +++ b/drivers/iio/pressure/Makefile
> > @@ -14,3 +14,7 @@ obj-$(CONFIG_T5403) += t5403.o
> >
> > obj-$(CONFIG_IIO_ST_PRESS_I2C) += st_pressure_i2c.o
> > obj-$(CONFIG_IIO_ST_PRESS_SPI) += st_pressure_spi.o
> > +
>
> alphebetic order?
Fixed
>
> > +obj-$(CONFIG_MS5611) += ms5611_core.o
> > +obj-$(CONFIG_MS5611_I2C) += ms5611_i2c.o
> > +obj-$(CONFIG_MS5611_SPI) += ms5611_spi.o
> > diff --git a/drivers/iio/pressure/ms5611.h b/drivers/iio/pressure/ms5611.h
> > new file mode 100644
> > index 0000000..f4d44a5
> > --- /dev/null
> > +++ b/drivers/iio/pressure/ms5611.h
> > @@ -0,0 +1,44 @@
> > +/*
> > + * MS5611 pressure and temperature sensor driver
> > + *
> > + * Copyright (c) Tomasz Duszynski <tduszyns@xxxxxxxxx>
> > + *
> > + * This program is free software; you can redistribute it and/or modify
> > + * it under the terms of the GNU General Public License version 2 as
> > + * published by the Free Software Foundation.
> > + *
> > + */
> > +#ifndef _MS5611_H
> > +#define _MS5611_H
> > +
> > +#include <linux/device.h>
> > +#include <linux/iio/iio.h>
> > +#include <linux/mutex.h>
> > +
> > +#define MS5611_RESET 0x1e
> > +#define MS5611_READ_ADC 0x00
> > +#define MS5611_READ_PROM_WORD 0xA0
> > +#define MS5611_START_TEMP_CONV 0x58
> > +#define MS5611_START_PRESSURE_CONV 0x48
> > +
> > +#define MS5611_CONV_TIME_MIN 9040
> > +#define MS5611_CONV_TIME_MAX 10000
> > +
> > +#define MS5611_PROM_WORDS_NB 8
> > +
> > +struct ms5611_state {
> > + void *client;
> > + struct mutex lock;
> > +
> > + int (*reset)(struct device *dev);
> > + int (*read_prom_word)(struct device *dev, int index, u16 *word);
> > + int (*read_adc_temp_and_pressure)(struct device *dev,
> > + s32 *temp, s32 *pressure);
> > +
>
> probably regmap could be used to avoid duplicate code?
All communication with this sensor is command based and I don't see
how regmap would fit here.
>
> > + u16 prom[MS5611_PROM_WORDS_NB];
> > +};
> > +
> > +int ms5611_probe(struct iio_dev *indio_dev, struct device *dev);
> > +int ms5611_remove(struct iio_dev *indio_dev);
> > +
> > +#endif /* _MS5611_H */
> > diff --git a/drivers/iio/pressure/ms5611_core.c b/drivers/iio/pressure/ms5611_core.c
> > new file mode 100644
> > index 0000000..e4deda7
> > --- /dev/null
> > +++ b/drivers/iio/pressure/ms5611_core.c
> > @@ -0,0 +1,239 @@
> > +/*
> > + * MS5611 pressure and temperature sensor driver
> > + *
> > + * Copyright (c) Tomasz Duszynski <tduszyns@xxxxxxxxx>
> > + *
> > + * This program is free software; you can redistribute it and/or modify
> > + * it under the terms of the GNU General Public License version 2 as
> > + * published by the Free Software Foundation.
> > + *
> > + * Data sheet:
> > + * http://www.meas-spec.com/downloads/MS5611-01BA03.pdf
> > + *
> > + */
> > +#include <linux/module.h>
> > +#include <linux/iio/iio.h>
> > +#include <linux/delay.h>
> > +
> > +#include "ms5611.h"
> > +
> > +static bool ms5611_prom_is_valid(u16 *prom, size_t len)
> > +{
> > + int i, j;
> > + uint16_t crc = 0, crc_orig = prom[7] & 0x000F;
> > +
> > + prom[7] &= 0xFF00;
> > +
> > + for (i = 0; i < len * 2; i++) {
> > + if (i % 2 == 1)
> > + crc ^= prom[i >> 1] & 0x00FF;
> > + else
> > + crc ^= prom[i >> 1] >> 8;
> > +
> > + for (j = 0; j < 8; j++) {
> > + if (crc & 0x8000)
> > + crc = (crc << 1) ^ 0x3000;
> > + else
> > + crc <<= 1;
> > + }
> > + }
> > +
> > + crc = (crc >> 12) & 0x000F;
> > + return crc_orig != 0x0000 && crc == crc_orig;
> > +}
> > +
> > +static int ms5611_read_prom(struct iio_dev *indio_dev)
> > +{
> > + int ret, i;
> > + struct ms5611_state *st = iio_priv(indio_dev);
> > +
> > + for (i = 0; i < MS5611_PROM_WORDS_NB; i++) {
> > + ret = st->read_prom_word(&indio_dev->dev, i, &st->prom[i]);
> > + if (ret < 0) {
> > + dev_err(&indio_dev->dev,
> > + "failed to read prom at %d\n", i);
> > + return ret;
> > + }
> > + }
> > +
> > + if (!ms5611_prom_is_valid(st->prom, MS5611_PROM_WORDS_NB)) {
> > + dev_err(&indio_dev->dev, "PROM integrity check failed\n");
> > + return -ENODEV;
> > + }
> > +
> > + return 0;
> > +}
> > +
> > +static int ms5611_read_temp_and_pressure(struct iio_dev *indio_dev,
> > + s32 *temp, s32 *pressure)
> > +{
> > + int ret;
> > + s32 t, p;
> > + s64 off, off2, sens, sens2, dt, t2 = 0;
>
> some of the variables could be declared with a more local scope, such as
> tmp below (e.g. sens2)
Fixed
>
> > + struct ms5611_state *st = iio_priv(indio_dev);
> > +
> > + ret = st->read_adc_temp_and_pressure(&indio_dev->dev, &t, &p);
> > + if (ret < 0) {
> > + dev_err(&indio_dev->dev,
> > + "failed to read temperature and pressure\n");
> > + return ret;
> > + }
> > +
> > + dt = t - (st->prom[5] << 8);
> > + off = ((s64)st->prom[2] << 16) + ((st->prom[4] * dt) >> 7);
> > + sens = ((s64)st->prom[1] << 15) + ((st->prom[3] * dt) >> 8);
> > +
> > + t = 2000 + ((st->prom[6] * dt) >> 23);
> > + if (t < 2000) {
> > + t2 = (dt * dt) >> 31;
> > + off2 = (5 * (t - 2000) * (t - 2000)) >> 1;
> > + sens2 = off2 >> 1;
> > +
> > + if (t < -1500) {
> > + s64 tmp = (t + 1500) * (t + 1500);
> > +
> > + off2 += 7 * tmp;
> > + sens2 += (11 * tmp) >> 1;
> > + }
> > +
> > + off -= off2;
> > + sens -= sens2;
> > + }
> > +
> > + *temp = t - t2;
> > + *pressure = (((p * sens) >> 21) - off) >> 15;
>
> probably newline here makes it look nicer
OK
>
> > + return 0;
> > +}
> > +
> > +static int ms5611_reset(struct iio_dev *indio_dev)
> > +{
> > + int ret;
> > + struct ms5611_state *st = iio_priv(indio_dev);
> > +
> > + ret = st->reset(&indio_dev->dev);
> > + if (ret < 0) {
> > + dev_err(&indio_dev->dev, "failed to reset device\n");
> > + return ret;
> > + }
> > +
> > + usleep_range(3000, 4000);
> > + return 0;
> > +}
> > +
> > +static int ms5611_read_raw(struct iio_dev *indio_dev,
> > + struct iio_chan_spec const *chan,
> > + int *val, int *val2, long mask)
> > +{
> > + int ret;
> > + s32 temp, pressure;
> > + struct ms5611_state *st = iio_priv(indio_dev);
> > +
> > + switch (mask) {
> > + case IIO_CHAN_INFO_PROCESSED:
> > + mutex_lock(&st->lock);
> > + ret = ms5611_read_temp_and_pressure(indio_dev,
> > + &temp, &pressure);
> > + mutex_unlock(&st->lock);
> > + if (ret < 0)
> > + break;
> > +
> > + switch (chan->type) {
> > + case IIO_TEMP:
> > + *val = temp;
> > + ret = IIO_VAL_INT;
> > + break;
> > + case IIO_PRESSURE:
> > + *val = pressure;
> > + ret = IIO_VAL_INT;
> > + break;
> > + default:
> > + ret = -EINVAL;
>
> probably return -EINVAL directly
OK
>
> > + }
>
> probably return IIO_VAL_INT here
OK
>
> > + break;
> > + case IIO_CHAN_INFO_SCALE:
>
> SCALE is not necessary when _PROCESSED is already doing all the scaling
> such that the output is in milli-Celsius and kilo-Pascal
OK. Thanks for clarifying this.
>
> > + switch (chan->type) {
> > + case IIO_TEMP:
> > + *val = 0;
> > + *val2 = 10000;
> > + ret = IIO_VAL_INT_PLUS_MICRO;
> > + break;
> > + case IIO_PRESSURE:
> > + *val = 0;
> > + *val2 = 1000;
> > + ret = IIO_VAL_INT_PLUS_MICRO;
> > + break;
> > + default:
> > + ret = -EINVAL;
> > + }
> > + break;
> > + default:
> > + ret = -EINVAL;
> > + }
> > +
> > + return ret;
> > +}
> > +
> > +static const struct iio_chan_spec ms5611_channels[] = {
> > + {
> > + .type = IIO_PRESSURE,
> > + .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED) |
> > + BIT(IIO_CHAN_INFO_SCALE)
> > + },
> > + {
> > + .type = IIO_TEMP,
> > + .info_mask_separate = BIT(IIO_CHAN_INFO_PROCESSED) |
> > + BIT(IIO_CHAN_INFO_SCALE)
> > + }
> > +};
> > +
> > +static const struct iio_info ms5611_info = {
> > + .read_raw = &ms5611_read_raw,
> > + .driver_module = THIS_MODULE,
> > +};
> > +
> > +static int ms5611_init(struct iio_dev *indio_dev)
> > +{
> > + int ret;
> > +
> > + ret = ms5611_reset(indio_dev);
> > + if (ret < 0)
> > + return ret;
> > +
> > + ret = ms5611_read_prom(indio_dev);
> > + if (ret < 0)
> > + return ret;
> > +
> > + return 0;
> > +}
> > +
> > +int ms5611_probe(struct iio_dev *indio_dev, struct device *dev)
> > +{
> > + int ret;
> > + struct ms5611_state *st = iio_priv(indio_dev);
> > +
> > + mutex_init(&st->lock);
> > + indio_dev->dev.parent = dev;
> > + indio_dev->name = dev->driver->name;
> > + indio_dev->info = &ms5611_info;
> > + indio_dev->channels = ms5611_channels;
> > + indio_dev->num_channels = ARRAY_SIZE(ms5611_channels);
> > + indio_dev->modes = INDIO_DIRECT_MODE;
> > +
> > + ret = ms5611_init(indio_dev);
> > + if (ret < 0)
> > + return ret;
> > +
> > + return iio_device_register(indio_dev);
>
> use devm_iio_device_register() and save _remove()
OK
>
> > +}
> > +EXPORT_SYMBOL(ms5611_probe);
> > +
> > +int ms5611_remove(struct iio_dev *indio_dev)
> > +{
> > + iio_device_unregister(indio_dev);
> > + return 0;
> > +}
> > +EXPORT_SYMBOL(ms5611_remove);
> > +
> > +MODULE_AUTHOR("Tomasz Duszynski <tduszyns@xxxxxxxxx>");
> > +MODULE_DESCRIPTION("MS5611 core driver");
> > +MODULE_LICENSE("GPL v2");
> > diff --git a/drivers/iio/pressure/ms5611_i2c.c b/drivers/iio/pressure/ms5611_i2c.c
> > new file mode 100644
> > index 0000000..920fa78
> > --- /dev/null
> > +++ b/drivers/iio/pressure/ms5611_i2c.c
> > @@ -0,0 +1,131 @@
> > +/*
> > + * MS5611 pressure and temperature sensor driver (I2C bus)
> > + *
> > + * Copyright (c) Tomasz Duszynski <tduszyns@xxxxxxxxx>
> > + *
> > + * This program is free software; you can redistribute it and/or modify
> > + * it under the terms of the GNU General Public License version 2 as
> > + * published by the Free Software Foundation.
> > + *
> > + */
> > +#include <linux/delay.h>
> > +#include <linux/i2c.h>
> > +#include <linux/module.h>
> > +
> > +#include "ms5611.h"
> > +
> > +static int ms5611_reset(struct device *dev)
> > +{
> > + struct ms5611_state *st = iio_priv(dev_to_iio_dev(dev));
> > +
> > + return i2c_smbus_write_byte(st->client, MS5611_RESET);
> > +}
> > +
> > +static int ms5611_read_prom_word(struct device *dev, int index, u16 *word)
> > +{
> > + int ret;
> > + struct ms5611_state *st = iio_priv(dev_to_iio_dev(dev));
> > +
> > + ret = i2c_smbus_read_word_swapped(st->client,
> > + MS5611_READ_PROM_WORD + (index << 1));
> > + if (ret < 0)
> > + return ret;
> > +
> > + *word = ret;
> > + return 0;
> > +}
> > +
> > +static int ms5611_read_adc(struct ms5611_state *st, s32 *val)
> > +{
> > + int ret;
> > + u8 buf[3];
> > +
> > + ret = i2c_smbus_read_i2c_block_data(st->client, MS5611_READ_ADC,
> > + 3, buf);
> > + if (ret < 0)
> > + return ret;
> > +
> > + *val = (buf[0] << 16) | (buf[1] << 8) | buf[0];
>
> should be buf[2] at the end
You are right.
>
> > + return 0;
> > +}
> > +
> > +static int ms5611_read_adc_temp_and_pressure(struct device *dev,
> > + s32 *temp, s32 *pressure)
> > +{
> > + int ret;
> > + struct ms5611_state *st = iio_priv(dev_to_iio_dev(dev));
> > +
> > + ret = i2c_smbus_write_byte(st->client, MS5611_START_TEMP_CONV);
> > + if (ret < 0)
> > + return ret;
> > +
> > + usleep_range(MS5611_CONV_TIME_MIN, MS5611_CONV_TIME_MAX);
> > +
> > + ret = ms5611_read_adc(st, temp);
> > + if (ret < 0)
> > + return ret;
> > +
> > + ret = i2c_smbus_write_byte(st->client, MS5611_START_PRESSURE_CONV);
> > + if (ret < 0)
> > + return ret;
> > +
> > + usleep_range(MS5611_CONV_TIME_MIN, MS5611_CONV_TIME_MAX);
> > +
> > + ret = ms5611_read_adc(st, pressure);
> > + if (ret < 0)
> > + return ret;
>
> just return ret?
OK
>
> > +
> > + return 0;
> > +}
> > +
> > +static int ms5611_i2c_probe(struct i2c_client *client,
> > + const struct i2c_device_id *id)
> > +{
> > + struct ms5611_state *st;
> > + struct iio_dev *indio_dev;
> > +
> > + if (!i2c_check_functionality(client->adapter,
> > + I2C_FUNC_SMBUS_WRITE_BYTE |
> > + I2C_FUNC_SMBUS_READ_WORD_DATA |
> > + I2C_FUNC_SMBUS_READ_I2C_BLOCK))
> > + return -ENODEV;
> > +
> > + indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*st));
> > + if (!indio_dev)
> > + return -ENOMEM;
> > +
> > + i2c_set_clientdata(client, indio_dev);
> > + st = iio_priv(indio_dev);
> > + st->reset = ms5611_reset;
> > + st->read_prom_word = ms5611_read_prom_word;
> > + st->read_adc_temp_and_pressure = ms5611_read_adc_temp_and_pressure;
> > + st->client = client;
> > +
> > + return ms5611_probe(indio_dev, &client->dev);
> > +}
> > +
> > +static int ms5611_i2c_remove(struct i2c_client *client)
> > +{
> > + return ms5611_remove(i2c_get_clientdata(client));
> > +}
> > +
> > +static const struct i2c_device_id ms5611_id[] = {
> > + { "ms5611", 0 },
> > + { }
> > +};
> > +MODULE_DEVICE_TABLE(i2c, ms5611_id);
> > +
> > +static struct i2c_driver ms5611_driver = {
> > + .driver = {
> > + .name = "ms5611",
> > + .owner = THIS_MODULE,
> > + },
> > + .id_table = ms5611_id,
> > + .probe = ms5611_i2c_probe,
> > + .remove = ms5611_i2c_remove,
> > +};
> > +module_i2c_driver(ms5611_driver);
> > +
> > +MODULE_AUTHOR("Tomasz Duszynski <tduszyns@xxxxxxxxx>");
> > +MODULE_DESCRIPTION("MS5611 i2c driver");
> > +MODULE_LICENSE("GPL v2");
> > diff --git a/drivers/iio/pressure/ms5611_spi.c b/drivers/iio/pressure/ms5611_spi.c
> > new file mode 100644
> > index 0000000..eb3fee5
> > --- /dev/null
> > +++ b/drivers/iio/pressure/ms5611_spi.c
> > @@ -0,0 +1,137 @@
> > +/*
> > + * MS5611 pressure and temperature sensor driver (SPI bus)
> > + *
> > + * Copyright (c) Tomasz Duszynski <tduszyns@xxxxxxxxx>
> > + *
> > + * This program is free software; you can redistribute it and/or modify
> > + * it under the terms of the GNU General Public License version 2 as
> > + * published by the Free Software Foundation.
> > + *
> > + */
> > +#include <linux/delay.h>
> > +#include <linux/module.h>
> > +#include <linux/spi/spi.h>
> > +
> > +#include "ms5611.h"
> > +
> > +static int ms5611_reset(struct device *dev)
> > +{
> > + u8 cmd = MS5611_RESET;
> > + struct ms5611_state *st = iio_priv(dev_to_iio_dev(dev));
> > +
> > + return spi_write(st->client, &cmd, 1);
> > +}
> > +
> > +static int ms5611_read_prom_word(struct device *dev, int index, u16 *word)
> > +{
> > + int ret;
> > + struct ms5611_state *st = iio_priv(dev_to_iio_dev(dev));
> > +
> > + ret = spi_w8r16be(st->client, MS5611_READ_PROM_WORD + (index << 1));
> > + if (ret < 0)
> > + return ret;
> > +
> > + *word = ret;
> > + return 0;
> > +}
> > +
> > +static int ms5611_read_adc(struct device *dev, s32 *val)
> > +{
> > + int ret;
> > + u8 buf[3];
> > + struct ms5611_state *st = iio_priv(dev_to_iio_dev(dev));
> > +
> > + buf[0] = MS5611_READ_ADC;
> > +
> > + ret = spi_write_then_read(st->client, buf, 1, buf, 3);
> > + if (ret < 0)
> > + return ret;
> > +
> > + *val = (buf[0] << 16) | (buf[1] << 8) | buf[0];
>
> buf[2]?
Right, typo here.
>
> > + return 0;
> > +}
> > +
> > +static int ms5611_read_adc_temp_and_pressure(struct device *dev,
> > + s32 *temp, s32 *pressure)
> > +{
> > + u8 cmd;
> > + int ret;
> > + struct ms5611_state *st = iio_priv(dev_to_iio_dev(dev));
> > +
> > + cmd = MS5611_START_TEMP_CONV;
> > + ret = spi_write(st->client, &cmd, 1);
> > + if (ret < 0)
> > + return ret;
> > +
> > + usleep_range(MS5611_CONV_TIME_MIN, MS5611_CONV_TIME_MAX);
> > +
> > + ret = ms5611_read_adc(dev, temp);
> > + if (ret < 0)
> > + return ret;
> > +
> > + cmd = MS5611_START_PRESSURE_CONV;
> > + ret = spi_write(st->client, &cmd, 1);
> > + if (ret < 0)
> > + return ret;
> > +
> > + usleep_range(MS5611_CONV_TIME_MIN, MS5611_CONV_TIME_MAX);
> > +
> > + ret = ms5611_read_adc(dev, pressure);
> > + if (ret < 0)
> > + return ret;
> > +
> > + return 0;
> > +}
> > +
> > +static int ms5611_spi_probe(struct spi_device *spi)
> > +{
> > + int ret;
> > + struct ms5611_state *st;
> > + struct iio_dev *indio_dev;
> > +
> > + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
> > + if (!indio_dev)
> > + return -ENOMEM;
> > +
> > + spi->mode = SPI_MODE_0;
> > + spi->max_speed_hz = 20000000;
> > + spi->bits_per_word = 8;
> > + ret = spi_setup(spi);
> > + if (ret < 0)
> > + return ret;
> > +
> > + spi_set_drvdata(spi, indio_dev);
> > + st = iio_priv(indio_dev);
> > + st->reset = ms5611_reset;
> > + st->read_prom_word = ms5611_read_prom_word;
> > + st->read_adc_temp_and_pressure = ms5611_read_adc_temp_and_pressure;
> > + st->client = spi;
> > +
> > + return ms5611_probe(indio_dev, &spi->dev);
> > +}
> > +
> > +static int ms5611_spi_remove(struct spi_device *spi)
> > +{
> > + return ms5611_remove(spi_get_drvdata(spi));
> > +}
> > +
> > +static const struct spi_device_id ms5611_id[] = {
> > + { "ms5611", 0 },
> > + { }
> > +};
> > +MODULE_DEVICE_TABLE(spi, ms5611_id);
> > +
> > +static struct spi_driver ms5611_driver = {
> > + .driver = {
> > + .name = "ms5611",
> > + .owner = THIS_MODULE,
> > + },
> > + .id_table = ms5611_id,
> > + .probe = ms5611_spi_probe,
> > + .remove = ms5611_spi_remove,
> > +};
> > +module_spi_driver(ms5611_driver);
> > +
> > +MODULE_AUTHOR("Tomasz Duszynski <tduszyns@xxxxxxxxx>");
> > +MODULE_DESCRIPTION("MS5611 spi driver");
> > +MODULE_LICENSE("GPL v2");
> >
>
> --
>
> Peter Meerwald
> +43-664-2444418 (mobile)
Thanks for review!
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