Re: [PATCH v3 0/2] iio: health: max30100: Add DT LED pulse-width support

From: Shrikant

Date: Fri Oct 24 2025 - 04:41:13 EST


On Sat, Oct 18, 2025 at 8:34 PM Jonathan Cameron <jic23@xxxxxxxxxx> wrote:
>
> On Sun, 12 Oct 2025 23:00:33 +0530
> Shrikant Raskar <raskar.shree97@xxxxxxxxx> wrote:
>
> > Add Device Tree support for configuring the LED pulse-width of the MAX30100
> > sensor, and updates the driver to read and apply this property.
> >
> > Testing:
> > - Verify DT property read successfully in probe().
> > - Verify default fallback to 1600 us when DT property is omitted.
> > - Confirm SPO2_CONFIG register programmed correctly using regmap_read().
> > - Validate different DT pulse-width values (200, 400, 800, 1600 us)
> > are applied correctly.
> > - Validate probe() failure for invalid LED pulse-width
> > - Tested-on: Raspberry Pi 3B + MAX30100 breakout board
> >
> > Changelog:
> > Changes from v2:
> > - Fix DT binding schema errors
> > - Add default value
> > - Remove changelog from commit message
> > - Add missing header file
> >
> > Shrikant Raskar (2):
> > dt-bindings: iio: health: max30100: Add LED pulse-width property
> > iio: health: max30100: Make LED pulse-width configurable via DT
> >
> > .../bindings/iio/health/maxim,max30100.yaml | 8 ++++
> > drivers/iio/health/max30100.c | 38 +++++++++++++++++--
> > 2 files changed, 43 insertions(+), 3 deletions(-)
> >
> >
> > base-commit: 8bd9238e511d02831022ff0270865c54ccc482d6
>
> Applied to the togreg branch of iio.git and pushed out as testing for now
Thanks for the update. I really appreciate your time and support!

Regards,
Shrikant