linux-kernel - Re: [PATCH] PCI: mediatek-gen3: Assert resets to ensure expected init state

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Message-Id: <165227916327.28061.3388397168727783283.b4-ty@arm.com>
Date:   Wed, 11 May 2022 15:26:27 +0100
From:   Lorenzo Pieralisi <lorenzo.pieralisi@....com>
To:     ryder.lee@...iatek.com,
        AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
Cc:     Lorenzo Pieralisi <lorenzo.pieralisi@....com>,
        linux-arm-kernel@...ts.infradead.org, linux-pci@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, jianjun.wang@...iatek.com,
        linux-kernel@...r.kernel.org, robh@...nel.org,
        kernel@...labora.com, p.zabel@...gutronix.de,
        matthias.bgg@...il.com, bhelgaas@...gle.com,
        nfraprado@...labora.com, kw@...ux.com
Subject: Re: [PATCH] PCI: mediatek-gen3: Assert resets to ensure expected init state

On Mon, 4 Apr 2022 16:48:58 +0200, AngeloGioacchino Del Regno wrote:
> The controller may have been left out of reset by the bootloader,
> in which case, before the powerup sequence, the controller will be
> found preconfigured with values that were set before booting the
> kernel: this produces a controller failure, with the result of
> a failure during the mtk_pcie_startup_port() sequence as the PCIe
> link never gets up.
> 
> [...]

Applied to pci/mediatek, thanks!

[1/1] PCI: mediatek-gen3: Assert resets to ensure expected init state
      https://git.kernel.org/lpieralisi/pci/c/1d565935e3

Thanks,
Lorenzo