Re: [PATCH v7 0/8] iio: accel: adxl345: Add spi-3wire feature

From: Jonathan Cameron
Date: Sat Apr 06 2024 - 11:19:59 EST


On Mon, 1 Apr 2024 19:48:58 +0000
Lothar Rubusch <l.rubusch@xxxxxxxxx> wrote:

> Pass a function setup() as pointer from SPI/I2C specific modules to the
> core module. Implement setup() to pass the spi-3wire bus option, if
> declared in the device-tree.
>
> In the core module then update data_format register configuration bits
> instead of overwriting it. The changes allow to remove a data_range field.
>
> Signed-off-by: Lothar Rubusch <l.rubusch@xxxxxxxxx>
Series applied to the togreg branch of iio.git and pushed out initially
as testing to let 0-day work it's magic (find build issues for us!)

I'll push it out for linux-next to pick up sometime in next week (ish)

Jonathan

> ---
> V1 -> V2: Split into spi-3wire and refactoring
> V2 -> V3: Split further, focus on needed changesets
> V3 -> V4: Drop "Remove single info instances";
> split "Group bus configuration" into separat
> comment patch; reorder patch set
> V4 -> V5: Refrase comments; Align comments to 75; rebuild FORMAT_MASK by
> available flags; fix indention
> V5 -> V6: Remove FORMAT_MASK by a local variable on call site;
> Refrase comments;
> Remove unneeded include
> V6 -> V7: Restructure optional passing the setup() to core's probe()
> Guarantee that initially a regmap_write() was called to init
> all bits to a defined state
> - When a setup() e.g. for 3wire is passed, then call
> regmap_write() inside the setup(). In the following
> core's probe() has to call regmap_update()
> - When NULL is passed, then call regmap_write() in core's
> probe()
> - Refactoring: remove obvious comments and simplify code
>
> Lothar Rubusch (8):
> iio: accel: adxl345: Make data_range obsolete
> iio: accel: adxl345: Group bus configuration
> iio: accel: adxl345: Move defines to header
> dt-bindings: iio: accel: adxl345: Add spi-3wire
> iio: accel: adxl345: Pass function pointer to core
> iio: accel: adxl345: Reorder probe initialization
> iio: accel: adxl345: Add comment to probe
> iio: accel: adxl345: Add spi-3wire option
>
> .../bindings/iio/accel/adi,adxl345.yaml | 2 +
> drivers/iio/accel/adxl345.h | 36 +++++++-
> drivers/iio/accel/adxl345_core.c | 92 ++++++++++---------
> drivers/iio/accel/adxl345_i2c.c | 2 +-
> drivers/iio/accel/adxl345_spi.c | 10 +-
> 5 files changed, 94 insertions(+), 48 deletions(-)
>