linux-kernel - Re: [PATCH 05/12] dt-bindings: arm: stm32: add required #clock-cells property

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Message-ID: <175380676749.513254.17364402562772205374.robh@kernel.org>
Date: Tue, 29 Jul 2025 11:32:48 -0500
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Raphael Gallais-Pou <raphael.gallais-pou@...s.st.com>
Cc: Alexandre Torgue <alexandre.torgue@...s.st.com>,
	devicetree@...r.kernel.org, Will Deacon <will@...nel.org>,
	David Airlie <airlied@...il.com>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	Maxime Ripard <mripard@...nel.org>,
	Philippe Cornu <philippe.cornu@...s.st.com>,
	Simona Vetter <simona@...ll.ch>,
	Christophe Roullier <christophe.roullier@...s.st.com>,
	dri-devel@...ts.freedesktop.org, Conor Dooley <conor+dt@...nel.org>,
	Catalin Marinas <catalin.marinas@....com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	linux-kernel@...r.kernel.org,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	linux-arm-kernel@...ts.infradead.org,
	Yannick Fertre <yannick.fertre@...s.st.com>,
	Maxime Coquelin <mcoquelin.stm32@...il.com>,
	linux-stm32@...md-mailman.stormreply.com
Subject: Re: [PATCH 05/12] dt-bindings: arm: stm32: add required #clock-cells
 property


On Fri, 25 Jul 2025 12:03:57 +0200, Raphael Gallais-Pou wrote:
> On STM32MP25 SoC, the syscfg peripheral provides a clock to the display
> subsystem through a multiplexer.  Since it only provides a single clock,
> the cell value is 0.
> 
> Doing so allows the clock consumers to reach the peripheral and gate the
> clock accordingly.
> 
> Signed-off-by: Raphael Gallais-Pou <raphael.gallais-pou@...s.st.com>
> ---
>  .../bindings/arm/stm32/st,stm32-syscon.yaml        | 31 +++++++++++++++-------
>  1 file changed, 21 insertions(+), 10 deletions(-)
> 

Reviewed-by: Rob Herring (Arm) <robh@...nel.org>