linux-kernel - Re: [PATCH v4 03/25] dt-bindings: ufs: mediatek,ufs: Add mt8196 variant

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Message-ID: <20251218-crib-mutilated-0fad21809466@spud>
Date: Thu, 18 Dec 2025 19:26:26 +0000
From: Conor Dooley <conor@...nel.org>
To: Nicolas Frattaroli <nicolas.frattaroli@...labora.com>
Cc: Alim Akhtar <alim.akhtar@...sung.com>,
	Avri Altman <avri.altman@....com>,
	Bart Van Assche <bvanassche@....org>, Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Matthias Brugger <matthias.bgg@...il.com>,
	AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
	Chunfeng Yun <chunfeng.yun@...iatek.com>,
	Vinod Koul <vkoul@...nel.org>,
	Kishon Vijay Abraham I <kishon@...nel.org>,
	Peter Wang <peter.wang@...iatek.com>,
	Stanley Jhu <chu.stanley@...il.com>,
	"James E.J. Bottomley" <James.Bottomley@...senpartnership.com>,
	"Martin K. Petersen" <martin.petersen@...cle.com>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Liam Girdwood <lgirdwood@...il.com>,
	Mark Brown <broonie@...nel.org>,
	Chaotian Jing <Chaotian.Jing@...iatek.com>,
	Neil Armstrong <neil.armstrong@...aro.org>,
	Louis-Alexis Eyraud <louisalexis.eyraud@...labora.com>,
	kernel@...labora.com, linux-scsi@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-mediatek@...ts.infradead.org, linux-phy@...ts.infradead.org
Subject: Re: [PATCH v4 03/25] dt-bindings: ufs: mediatek,ufs: Add mt8196
 variant

On Thu, Dec 18, 2025 at 01:54:53PM +0100, Nicolas Frattaroli wrote:
> The MediaTek MT8196 SoC's UFS controller uses three additional clocks
> compared to the MT8195, and a different set of supplies. It is therefore
> not compatible with the MT8195.
> 
> While it does have a AVDD09_UFS_1 pin in addition to the AVDD09_UFS pin,
> it appears that these two pins are commoned together, as the board
> schematic I have access to uses the same supply for both, and the
> downstream driver does not distinguish between the two supplies either.
> 
> Add a compatible for it, and modify the binding correspondingly.
> 
> Signed-off-by: Nicolas Frattaroli <nicolas.frattaroli@...labora.com>

Acked-by: Conor Dooley <conor.dooley@...rochip.com>
pw-bot: not-applicable

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