From: Krzysztof Kozlowski <krzk@kernel.org>
To: Victor Krawiec <victor.krawiec@arturia.com>
Cc: lgirdwood@gmail.com, broonie@kernel.org, robh@kernel.org,
krzk+dt@kernel.org, conor+dt@kernel.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org
Subject: Re: [PATCH v3 1/4] regulator: dt-bindings: Add fan53555 allowed modes
Date: Tue, 28 Jul 2026 09:28:51 +0200 [thread overview]
Message-ID: <20260728-portable-tactful-newt-eafcc3@quoll> (raw)
In-Reply-To: <20260723094001.120264-2-victor.krawiec@arturia.com>
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@arturia.com>
> ---
> .../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
next prev parent reply other threads:[~2026-07-28 7:28 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-07-23 9:39 [PATCH v3 0/4] Configure SYR82X regulator modes via device tree Victor Krawiec
2026-07-23 9:39 ` [PATCH v3 1/4] regulator: dt-bindings: Add fan53555 allowed modes Victor Krawiec
2026-07-23 9:53 ` sashiko-bot
2026-07-28 7:28 ` Krzysztof Kozlowski [this message]
2026-07-28 8:56 ` Victor Krawiec
2026-07-23 9:39 ` [PATCH v3 2/4] arm64: dts: rk3399-rock-4c-plus: Use device tree bindings constants for SYR828 regulator initial mode Victor Krawiec
2026-07-23 9:40 ` [PATCH v3 3/4] arm64: dts: rockchip: rk3399-hugsun-x99: Update SYR828 regulator initial mode to use device tree bindings constants Victor Krawiec
2026-07-23 9:40 ` [PATCH v3 4/4] regulator: fan53555: Add support for mode operations on Silergy devices Victor Krawiec
2026-07-23 9:51 ` sashiko-bot
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