From: Manivannan Sadhasivam <manivannan.sadhasivam@oss.qualcomm.com>
To: "Matthias Brugger" <matthias.bgg@gmail.com>,
"AngeloGioacchino Del Regno"
<angelogioacchino.delregno@collabora.com>,
"Ryder Lee" <ryder.lee@mediatek.com>,
"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
"Krzysztof Wilczyński" <kwilczynski@kernel.org>,
"Rob Herring" <robh@kernel.org>,
"Bjorn Helgaas" <bhelgaas@google.com>,
"Jian Yang" <jian.yang@mediatek.com>
Cc: linux-pci@vger.kernel.org, linux-mediatek@lists.infradead.org,
linux-kernel@vger.kernel.org,
Project_Global_Chrome_Upstream_Group@mediatek.com,
chuanjia.liu@mediatek.com, yonglong.wu@mediatek.com
Subject: Re: [PATCH 0/2] PCI: mediatek-gen3: Fix the control timing of PERST#
Date: Tue, 12 May 2026 16:50:10 +0530 [thread overview]
Message-ID: <177858481069.17084.1434409769087889023.b4-ty@b4> (raw)
In-Reply-To: <20260413071401.1151-1-jian.yang@mediatek.com>
On Mon, 13 Apr 2026 15:13:54 +0800, Jian Yang wrote:
> The purpose of this patch series is to fix the PERST# control timing
> in the MediaTek PCIe Gen3 controller driver so that it complies with
> the PCIe CEM specification.
>
> In the current MediaTek PCIe Gen3 controller driver, there are two
> issues with PERST# timing:
> 1. During the power-up phase (i.e., before PCIe link-up), on some
> MediaTek SoCs PERST# is de-asserted before the REFCLK becomes stable;
> 2. During system shutdown, PERST# is not asserted before power is
> removed.
>
> [...]
Applied, thanks!
[1/2] PCI: mediatek-gen3: Fix PERST# control timing during system startup
commit: bcc32882066156029e1e9ea16a3c3b8f3100cc3d
[2/2] PCI: mediatek-gen3: Add a shutdown callback to cotnrol PERST# signal
commit: c019c3ad821ec38ee158cda4be5ab8e39d2d5c6b
Best regards,
--
Manivannan Sadhasivam <mani@kernel.org>
prev parent reply other threads:[~2026-05-12 11:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-13 7:13 [PATCH 0/2] PCI: mediatek-gen3: Fix the control timing of PERST# Jian Yang
2026-04-13 7:13 ` [PATCH 1/2] PCI: mediatek-gen3: Fix PERST# control timing during system startup Jian Yang
2026-04-13 7:13 ` [PATCH 2/2] PCI: mediatek-gen3: Add a shutdown callback to cotnrol PERST# signal Jian Yang
2026-05-12 11:20 ` Manivannan Sadhasivam [this message]
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