linux-kernel - Re: [PATCH v6 1/6] iio: adxl372: New driver for Analog Devices ADXL372 Accelerometer

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Date:   Fri, 10 Aug 2018 20:21:35 +0200
From:   Marcus Folkesson <marcus.folkesson@...il.com>
To:     Stefan Popa <stefan.popa@...log.com>
Cc:     jic23@...nel.org, broonie@...nel.org, lars@...afoo.de,
        Michael.Hennerich@...log.com, knaack.h@....de, pmeerw@...erw.net,
        mark.rutland@....com, davem@...emloft.net,
        mchehab+samsung@...nel.org, gregkh@...uxfoundation.org,
        akpm@...ux-foundation.org, robh+dt@...nel.org,
        linux-iio@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 1/6] iio: adxl372: New driver for Analog Devices
 ADXL372 Accelerometer

Hi Stefan,

On Fri, Aug 10, 2018 at 11:46:18AM +0300, Stefan Popa wrote:
> This patch adds basic support for Analog Devices ADXL372 SPI-Bus
> Three-Axis Digital Accelerometer.
> 
> The device is probed and configured the with some initial default
> values. With this basic driver, it is possible to read raw acceleration
> data.
> 
> Datasheet:
> http://www.analog.com/media/en/technical-documentation/data-sheets/ADXL372.pdf
> 
> Signed-off-by: Stefan Popa <stefan.popa@...log.com>
> ---
>  MAINTAINERS                 |   6 +
>  drivers/iio/accel/Kconfig   |  11 +
>  drivers/iio/accel/Makefile  |   1 +
>  drivers/iio/accel/adxl372.c | 525 ++++++++++++++++++++++++++++++++++++++++++++
>  4 files changed, 543 insertions(+)
>  create mode 100644 drivers/iio/accel/adxl372.c
> 
> diff --git a/MAINTAINERS b/MAINTAINERS
> index 60b1028..2ba47bb 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -543,6 +543,12 @@ W:	http://ez.analog.com/community/linux-device-drivers
>  S:	Supported
>  F:	drivers/input/misc/adxl34x.c
>  
> +ADXL372 THREE-AXIS DIGITAL ACCELEROMETER DRIVER
> +M:	Stefan Popa <stefan.popa@...log.com>
> +W:	http://ez.analog.com/community/linux-device-drivers
> +S:	Supported
> +F:	drivers/iio/accel/adxl372.c
> +
>  AF9013 MEDIA DRIVER
>  M:	Antti Palosaari <crope@....fi>
>  L:	linux-media@...r.kernel.org
> diff --git a/drivers/iio/accel/Kconfig b/drivers/iio/accel/Kconfig
> index 62ae7e5..1b496ef 100644
> --- a/drivers/iio/accel/Kconfig
> +++ b/drivers/iio/accel/Kconfig
> @@ -60,6 +60,17 @@ config ADXL345_SPI
>  	  will be called adxl345_spi and you will also get adxl345_core
>  	  for the core module.
>  
> +config ADXL372
> +	tristate "Analog Devices ADXL372 3-Axis Accelerometer Driver"
> +	depends on SPI
> +	select IIO_BUFFER
> +	select IIO_TRIGGERED_BUFFER
> +	help
> +	  Say yes here to add support for the Analog Devices ADXL372 triaxial
> +	  acceleration sensor.
> +	  To compile this driver as a module, choose M here: the
> +	  module will be called adxl372.
> +
>  config BMA180
>  	tristate "Bosch BMA180/BMA250 3-Axis Accelerometer Driver"
>  	depends on I2C
> diff --git a/drivers/iio/accel/Makefile b/drivers/iio/accel/Makefile
> index 636d4d1..5758ffc 100644
> --- a/drivers/iio/accel/Makefile
> +++ b/drivers/iio/accel/Makefile
> @@ -9,6 +9,7 @@ obj-$(CONFIG_ADIS16209) += adis16209.o
>  obj-$(CONFIG_ADXL345) += adxl345_core.o
>  obj-$(CONFIG_ADXL345_I2C) += adxl345_i2c.o
>  obj-$(CONFIG_ADXL345_SPI) += adxl345_spi.o
> +obj-$(CONFIG_ADXL372) += adxl372.o
>  obj-$(CONFIG_BMA180) += bma180.o
>  obj-$(CONFIG_BMA220) += bma220_spi.o
>  obj-$(CONFIG_BMC150_ACCEL) += bmc150-accel-core.o
> diff --git a/drivers/iio/accel/adxl372.c b/drivers/iio/accel/adxl372.c
> new file mode 100644
> index 0000000..db9ecd2
> --- /dev/null
> +++ b/drivers/iio/accel/adxl372.c
> @@ -0,0 +1,525 @@
> +// SPDX-License-Identifier: GPL-2.0+
> +/*

The SPDX identifier "GPL-2.0+" is "GPL v2 or later", and the MODULE_LICENSE
"GPL v2" is "GPL v2 only"

See include/linux/module.h ::

 *	"GPL"				[GNU Public License v2 or later]
 *	"GPL v2"			[GNU Public License v2]


Please make them match :-)

[snip]

> +MODULE_LICENSE("GPL v2");
> -- 
> 2.7.4
> 

Best regards
Marcus Folkesson

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