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[0/6] iio: accel: bmc150: Add support for BMA253/BMA254

Message ID 20210610095300.3613-1-stephan@gerhold.net (mailing list archive)
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Series iio: accel: bmc150: Add support for BMA253/BMA254 | expand

Message

Stephan Gerhold June 10, 2021, 9:52 a.m. UTC
The Bosch BMA253 accelerometer is very similar to both BMA254 and BMA255.
The current situation is very confusing: BMA254 is supported by the bma180
driver, but BMA255 is supported by the bmc150-accel driver.

It turns out the bma180 and bmc150-accel drivers have quite some overlap,
and BMA253/BMA254 would be a bit better supported in bmc150
(which has support for the motion trigger/interrupt).

This series adds BMA253 support to bmc150-accel and also moves BMA254
over to bmc150, removing some unnecessary code from the bma180 driver.

I asked Linus Walleij to test these patches on BMA254 a while ago
and he suggested that I already add his Reviewed-by.

Stephan Gerhold (6):
  iio: accel: bmc150: Drop misleading/duplicate chip identifiers
  dt-bindings: iio: accel: bma255: Document bosch,bma253
  iio: accel: bmc150: Add device IDs for BMA253
  dt-bindings: iio: bma255: Allow multiple interrupts
  dt-bindings: iio: accel: bma180/bma255: Move bma254 to bma255 schema
  iio: accel: bma180/bmc150: Move BMA254 to bmc150-accel driver

 .../bindings/iio/accel/bosch,bma180.yaml      |  3 +-
 .../bindings/iio/accel/bosch,bma255.yaml      |  9 +-
 drivers/iio/accel/Kconfig                     |  6 +-
 drivers/iio/accel/bma180.c                    | 91 +++----------------
 drivers/iio/accel/bmc150-accel-core.c         | 36 ++------
 drivers/iio/accel/bmc150-accel-i2c.c          | 34 ++++---
 drivers/iio/accel/bmc150-accel-spi.c          | 31 ++++---
 drivers/iio/accel/bmc150-accel.h              | 10 --
 8 files changed, 67 insertions(+), 153 deletions(-)

Comments

Hans de Goede June 10, 2021, 10:17 a.m. UTC | #1
Hi,

On 6/10/21 11:52 AM, Stephan Gerhold wrote:
> The Bosch BMA253 accelerometer is very similar to both BMA254 and BMA255.
> The current situation is very confusing: BMA254 is supported by the bma180
> driver, but BMA255 is supported by the bmc150-accel driver.
> 
> It turns out the bma180 and bmc150-accel drivers have quite some overlap,
> and BMA253/BMA254 would be a bit better supported in bmc150
> (which has support for the motion trigger/interrupt).
> 
> This series adds BMA253 support to bmc150-accel and also moves BMA254
> over to bmc150, removing some unnecessary code from the bma180 driver.
> 
> I asked Linus Walleij to test these patches on BMA254 a while ago
> and he suggested that I already add his Reviewed-by.
> 
> Stephan Gerhold (6):
>   iio: accel: bmc150: Drop misleading/duplicate chip identifiers
>   dt-bindings: iio: accel: bma255: Document bosch,bma253
>   iio: accel: bmc150: Add device IDs for BMA253
>   dt-bindings: iio: bma255: Allow multiple interrupts
>   dt-bindings: iio: accel: bma180/bma255: Move bma254 to bma255 schema
>   iio: accel: bma180/bmc150: Move BMA254 to bmc150-accel driver

Thanks, the entire series looks good to me:

Reviewed-by: Hans de Goede <hdegoede@redhat.com>

for the series.

Regards,

Hans

> 
>  .../bindings/iio/accel/bosch,bma180.yaml      |  3 +-
>  .../bindings/iio/accel/bosch,bma255.yaml      |  9 +-
>  drivers/iio/accel/Kconfig                     |  6 +-
>  drivers/iio/accel/bma180.c                    | 91 +++----------------
>  drivers/iio/accel/bmc150-accel-core.c         | 36 ++------
>  drivers/iio/accel/bmc150-accel-i2c.c          | 34 ++++---
>  drivers/iio/accel/bmc150-accel-spi.c          | 31 ++++---
>  drivers/iio/accel/bmc150-accel.h              | 10 --
>  8 files changed, 67 insertions(+), 153 deletions(-)
>
Andy Shevchenko June 10, 2021, 10:29 a.m. UTC | #2
On Thu, Jun 10, 2021 at 12:56 PM Stephan Gerhold <stephan@gerhold.net> wrote:
>
> The Bosch BMA253 accelerometer is very similar to both BMA254 and BMA255.
> The current situation is very confusing: BMA254 is supported by the bma180
> driver, but BMA255 is supported by the bmc150-accel driver.
>
> It turns out the bma180 and bmc150-accel drivers have quite some overlap,
> and BMA253/BMA254 would be a bit better supported in bmc150
> (which has support for the motion trigger/interrupt).
>
> This series adds BMA253 support to bmc150-accel and also moves BMA254
> over to bmc150, removing some unnecessary code from the bma180 driver.
>
> I asked Linus Walleij to test these patches on BMA254 a while ago
> and he suggested that I already add his Reviewed-by.

I add


After addressing comments per patch 1, feel free to add my
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
to the series.

And I guess you can drop Laurentiu Palcu email because most of those
sensor drivers were done by an Intel team that is not at the company
anymore for a few years.

> Stephan Gerhold (6):
>   iio: accel: bmc150: Drop misleading/duplicate chip identifiers
>   dt-bindings: iio: accel: bma255: Document bosch,bma253
>   iio: accel: bmc150: Add device IDs for BMA253
>   dt-bindings: iio: bma255: Allow multiple interrupts
>   dt-bindings: iio: accel: bma180/bma255: Move bma254 to bma255 schema
>   iio: accel: bma180/bmc150: Move BMA254 to bmc150-accel driver
>
>  .../bindings/iio/accel/bosch,bma180.yaml      |  3 +-
>  .../bindings/iio/accel/bosch,bma255.yaml      |  9 +-
>  drivers/iio/accel/Kconfig                     |  6 +-
>  drivers/iio/accel/bma180.c                    | 91 +++----------------
>  drivers/iio/accel/bmc150-accel-core.c         | 36 ++------
>  drivers/iio/accel/bmc150-accel-i2c.c          | 34 ++++---
>  drivers/iio/accel/bmc150-accel-spi.c          | 31 ++++---
>  drivers/iio/accel/bmc150-accel.h              | 10 --
>  8 files changed, 67 insertions(+), 153 deletions(-)
>
> --
> 2.31.1
>
Stephan Gerhold June 10, 2021, 10:47 a.m. UTC | #3
On Thu, Jun 10, 2021 at 01:29:26PM +0300, Andy Shevchenko wrote:
> On Thu, Jun 10, 2021 at 12:56 PM Stephan Gerhold <stephan@gerhold.net> wrote:
> >
> > The Bosch BMA253 accelerometer is very similar to both BMA254 and BMA255.
> > The current situation is very confusing: BMA254 is supported by the bma180
> > driver, but BMA255 is supported by the bmc150-accel driver.
> >
> > It turns out the bma180 and bmc150-accel drivers have quite some overlap,
> > and BMA253/BMA254 would be a bit better supported in bmc150
> > (which has support for the motion trigger/interrupt).
> >
> > This series adds BMA253 support to bmc150-accel and also moves BMA254
> > over to bmc150, removing some unnecessary code from the bma180 driver.
> >
> > I asked Linus Walleij to test these patches on BMA254 a while ago
> > and he suggested that I already add his Reviewed-by.
> 
> I add
> 
> 
> After addressing comments per patch 1, feel free to add my
> Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
> to the series.
> 

Thanks for the review!

I think the re-ordering should be a separate commit to make the diff not
too confusing. Is it fine for you if I send that as a follow-up patch?
I already have two more patches that would conflict with the reordering,
so it would be easier to include that in the next series.

But I can also re-send the entire series with the extra patch if you
prefer that, just let me know. :)

> And I guess you can drop Laurentiu Palcu email because most of those
> sensor drivers were done by an Intel team that is not at the company
> anymore for a few years.
> 

Oh yeah, got a lot of mails that it couldn't be delivered to Laurentiu.
Oh well.

Thanks,
Stephan
Andy Shevchenko June 10, 2021, 10:51 a.m. UTC | #4
On Thu, Jun 10, 2021 at 1:48 PM Stephan Gerhold <stephan@gerhold.net> wrote:
> On Thu, Jun 10, 2021 at 01:29:26PM +0300, Andy Shevchenko wrote:
> > On Thu, Jun 10, 2021 at 12:56 PM Stephan Gerhold <stephan@gerhold.net> wrote:
> > >
> > > The Bosch BMA253 accelerometer is very similar to both BMA254 and BMA255.
> > > The current situation is very confusing: BMA254 is supported by the bma180
> > > driver, but BMA255 is supported by the bmc150-accel driver.
> > >
> > > It turns out the bma180 and bmc150-accel drivers have quite some overlap,
> > > and BMA253/BMA254 would be a bit better supported in bmc150
> > > (which has support for the motion trigger/interrupt).
> > >
> > > This series adds BMA253 support to bmc150-accel and also moves BMA254
> > > over to bmc150, removing some unnecessary code from the bma180 driver.
> > >
> > > I asked Linus Walleij to test these patches on BMA254 a while ago
> > > and he suggested that I already add his Reviewed-by.
> >
> > I add
> >
> >
> > After addressing comments per patch 1, feel free to add my
> > Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
> > to the series.
> >
>
> Thanks for the review!
>
> I think the re-ordering should be a separate commit to make the diff not
> too confusing. Is it fine for you if I send that as a follow-up patch?
> I already have two more patches that would conflict with the reordering,
> so it would be easier to include that in the next series.
>
> But I can also re-send the entire series with the extra patch if you
> prefer that, just let me know. :)

I think that doing the reordering first (if there are no fixes so far)
is a good idea.
Stephan Gerhold June 10, 2021, 11:25 a.m. UTC | #5
On Thu, Jun 10, 2021 at 01:51:22PM +0300, Andy Shevchenko wrote:
> On Thu, Jun 10, 2021 at 1:48 PM Stephan Gerhold <stephan@gerhold.net> wrote:
> > On Thu, Jun 10, 2021 at 01:29:26PM +0300, Andy Shevchenko wrote:
> > > On Thu, Jun 10, 2021 at 12:56 PM Stephan Gerhold <stephan@gerhold.net> wrote:
> > > >
> > > > The Bosch BMA253 accelerometer is very similar to both BMA254 and BMA255.
> > > > The current situation is very confusing: BMA254 is supported by the bma180
> > > > driver, but BMA255 is supported by the bmc150-accel driver.
> > > >
> > > > It turns out the bma180 and bmc150-accel drivers have quite some overlap,
> > > > and BMA253/BMA254 would be a bit better supported in bmc150
> > > > (which has support for the motion trigger/interrupt).
> > > >
> > > > This series adds BMA253 support to bmc150-accel and also moves BMA254
> > > > over to bmc150, removing some unnecessary code from the bma180 driver.
> > > >
> > > > I asked Linus Walleij to test these patches on BMA254 a while ago
> > > > and he suggested that I already add his Reviewed-by.
> > >
> > > I add
> > >
> > >
> > > After addressing comments per patch 1, feel free to add my
> > > Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
> > > to the series.
> > >
> >
> > Thanks for the review!
> >
> > I think the re-ordering should be a separate commit to make the diff not
> > too confusing. Is it fine for you if I send that as a follow-up patch?
> > I already have two more patches that would conflict with the reordering,
> > so it would be easier to include that in the next series.
> >
> > But I can also re-send the entire series with the extra patch if you
> > prefer that, just let me know. :)
> 
> I think that doing the reordering first (if there are no fixes so far)
> is a good idea.
> 

OK, I will try to do that somehow. I will probably prepend one of my
additional patches to this series since it has a Fixes: tag that would
just cause the stable people headaches later when backporting.

Thanks,
Stephan