linux-kernel - Re: [PATCH v4 12/25] scsi: ufs: mediatek: Remove vendor kernel quirks cruft

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Message-ID: <1bbc263bafe14343b2d60a230ae6ce5dadffbf7c.camel@mediatek.com>
Date: Tue, 6 Jan 2026 13:25:22 +0000
From: Peter Wang (王信友) <peter.wang@...iatek.com>
To: "chu.stanley@...il.com" <chu.stanley@...il.com>, "robh@...nel.org"
	<robh@...nel.org>, Chunfeng Yun (云春峰)
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	Chaotian Jing (井朝天)
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CC: "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>, "linux-phy@...ts.infradead.org"
	<linux-phy@...ts.infradead.org>, "linux-mediatek@...ts.infradead.org"
	<linux-mediatek@...ts.infradead.org>, Louis-Alexis Eyraud
	<louisalexis.eyraud@...labora.com>, "kernel@...labora.com"
	<kernel@...labora.com>
Subject: Re: [PATCH v4 12/25] scsi: ufs: mediatek: Remove vendor kernel quirks
 cruft

On Thu, 2025-12-18 at 13:55 +0100, Nicolas Frattaroli wrote:
> 
> Both ufs_mtk_vreg_fix_vcc and ufs_mtk_vreg_fix_vccqx look like they
> are
> vendor kernel hacks to work around existing downstream device trees.
> Mainline does not need or want them, so remove them.
> 

Hi Nicolas,

This is a flexible approach to implement one software supporting
multiple
hardware configurations. Because you cannot guarantee that your SOC
will 
always use UFS 2.0 or UFS 3.0, or that the PMIC you use will only have
one set.

Thanks
Peter