Re: [PATCH v3 1/4] regulator: dt-bindings: Add fan53555 allowed modes
From: Krzysztof Kozlowski
Date: Tue Jul 28 2026 - 03:37:11 EST
On Thu, Jul 23, 2026 at 11:39:58AM +0200, Victor Krawiec wrote:
> Fairchild FAN53555 and its clone from Rockchip, Silergy and TCS support
> two modes of operation:
> - Auto-PFM: Allow automatic PFM during light load (default mode)
> - Forced PWM
>
> Some boards require forced PWM mode to keep the supply ripple within
> acceptable limits under light load conditions.
>
> Regulator mode indexes are starting from 1 to keep backward compatibility
> with existing device trees
>
> Signed-off-by: Victor Krawiec <victor.krawiec@xxxxxxxxxxx>
> ---
> .../bindings/regulator/fcs,fan53555.yaml | 8 ++++++++
> .../regulator/fcs,fan53555-regulator.h | 20 +++++++++++++++++++
Feedback of Sashiko looks unanswered, so dropping this from Patchwork.
Best regards,
Krzysztof