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SubjectRe: [PATCH v5 4/4] iio: accel: adxl345: Add SPI support
On Tue, Feb 28, 2017 at 4:37 AM, Eva Rachel Retuya <eraretuya@gmail.com> wrote:
> Add SPI driver that initializes SPI regmap for the adxl345 core driver.
> The driver supports the same functionality as I2C namely the x, y, z and
> scale readings.

Portion of minor comments.

> +config ADXL345_SPI
> + tristate "Analog Devices ADXL345 3-Axis Digital Accelerometer SPI Driver"

> + depends on !(INPUT_ADXL34X=y || INPUT_ADXL34X=m)

Same question. Would it be just

depends on INPUT_ADXL34X=n

?

> + /* Setting bits 7 and 6 enables multiple-byte read */
> + .read_flag_mask = BIT(7) | BIT(6),

GENMASK(7, 6) ?

> +static int adxl345_spi_probe(struct spi_device *spi)
> +{

> + struct regmap *regmap;
> + const struct spi_device_id *id = spi_get_device_id(spi);

Reverse order.

And usually we do assignments from function parameters first.

> + dev_err(&spi->dev, "Error initializing spi regmap: %d\n",
> + (int)PTR_ERR(regmap));

Ugly casting!

--
With Best Regards,
Andy Shevchenko

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