Re: [PATCH v2 2/2] hwmon: (pmbus/max20830) Add support for MAX20810, MAX20815, LTM4739, LTM4740
From: Guenter Roeck
Date: Wed Nov 04 2026 - 23:12:47 EST
On Tue, Nov 03, 2026 at 04:43:31PM +0800, Carlos Jones wrote:
> From: Carlos Jones Jr <carlosjr.jones@xxxxxxxxxx>
>
> Add support for additional members of the MAX20830 family:
> - MAX20810: 2.7V-16V input, up to 10A output
> - MAX20815: 2.7V-16V input, up to 15A output
> - LTM4739: 3V-15V input, up to 10A output
> - LTM4740: 3V-15V input, up to 15A output
>
> The LTM4739 and LTM4740 are the LTM-series equivalents of the MAX20810
> and MAX20815 respectively. All share the MAX20830 PMBus command set and
> telemetry, so no new register handling is required; they are accepted by
> matching their IC_DEVICE_ID.
>
> The LTM4739 and LTM4740 are uModules built around the MAX20810/MAX20815
> dies and report the die's IC_DEVICE_ID with a "B" suffix ("MAX20810B" /
> "MAX20815B"), not the "LTM4739"/"LTM4740" names printed in their
> datasheets (which are being corrected to match). Only the IDs observed on
> hardware are matched; the plain datasheet IDs ("MAX20810", "MAX20815",
> "LTM4739", "LTM4740") are not matched, as no part reporting them has been
> observed.
>
> Matching is via the existing adi,max20830 fallback compatible; no new
> of_match entries are needed.
>
> Signed-off-by: Carlos Jones Jr <carlosjr.jones@xxxxxxxxxx>
I'll make the change to Kconfig as suggested by Sashiko. No need to resend.
Applied.
Thanks,
Guenter