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From: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
To: Frank Li <Frank.Li@nxp.com>
Cc: "Richard Zhu" <hongxing.zhu@nxp.com>,
	"Lucas Stach" <l.stach@pengutronix.de>,
	"Lorenzo Pieralisi" <lpieralisi@kernel.org>,
	"Krzysztof Wilczyński" <kw@linux.com>,
	"Rob Herring" <robh@kernel.org>,
	"Bjorn Helgaas" <bhelgaas@google.com>,
	"Shawn Guo" <shawnguo@kernel.org>,
	"Sascha Hauer" <s.hauer@pengutronix.de>,
	"Pengutronix Kernel Team" <kernel@pengutronix.de>,
	"Fabio Estevam" <festevam@gmail.com>,
	"NXP Linux Team" <linux-imx@nxp.com>,
	"Philipp Zabel" <p.zabel@pengutronix.de>,
	"Liam Girdwood" <lgirdwood@gmail.com>,
	"Mark Brown" <broonie@kernel.org>,
	"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
	"Conor Dooley" <conor+dt@kernel.org>,
	linux-pci@vger.kernel.org, imx@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, bpf@vger.kernel.org,
	devicetree@vger.kernel.org
Subject: Re: [PATCH v6 06/10] PCI: imx6: Improve comment for workaround ERR010728
Date: Sun, 30 Jun 2024 21:43:25 +0530	[thread overview]
Message-ID: <20240630161325.GC5264@thinkpad> (raw)
In-Reply-To: <20240617-pci2_upstream-v6-6-e0821238f997@nxp.com>

On Mon, Jun 17, 2024 at 04:16:42PM -0400, Frank Li wrote:
> Improve comment about workaround ERR010727 by using official errata
> document content.
> 

It is useful to provide a link to the errata document in the commit message.

> Signed-off-by: Frank Li <Frank.Li@nxp.com>
> ---
>  drivers/pci/controller/dwc/pci-imx6.c | 22 +++++++++++++++++++---
>  1 file changed, 19 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/pci/controller/dwc/pci-imx6.c b/drivers/pci/controller/dwc/pci-imx6.c
> index 6f68bee111029..6e3ac3fc33745 100644
> --- a/drivers/pci/controller/dwc/pci-imx6.c
> +++ b/drivers/pci/controller/dwc/pci-imx6.c
> @@ -715,9 +715,25 @@ static int imx7d_pcie_core_reset(struct imx_pcie *imx_pcie, bool assert)
>  		return 0;
>  
>  	/*
> -	 * Workaround for ERR010728, failure of PCI-e PLL VCO to
> -	 * oscillate, especially when cold. This turns off "Duty-cycle
> -	 * Corrector" and other mysterious undocumented things.
> +	 * Workaround for ERR010728 (IMX7DS_2N09P, Rev. 1.1, 4/2023):
> +	 *
> +	 * PCIe: PLL may fail to lock under corner conditions Initial VCO

Missing full stop after 'conditions'?

- Mani

-- 
மணிவண்ணன் சதாசிவம்

  reply	other threads:[~2024-06-30 16:13 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-17 20:16 [PATCH v6 00/10] PCI: imx6: Fix\rename\clean up and add lut information for imx95 Frank Li
2024-06-17 20:16 ` [PATCH v6 01/10] PCI: imx6: Fix establish link failure in EP mode for iMX8MM and iMX8MP Frank Li
2024-06-29 12:23   ` Manivannan Sadhasivam
2024-06-17 20:16 ` [PATCH v6 02/10] PCI: imx6: Fix i.MX8MP PCIe EP's occasional failure to trigger MSI Frank Li
2024-06-29 13:05   ` Manivannan Sadhasivam
2024-07-01 18:32     ` Frank Li
2024-07-06 17:39       ` Manivannan Sadhasivam
2024-06-17 20:16 ` [PATCH v6 03/10] PCI: imx6: Rename imx6_* with imx_* Frank Li
2024-06-17 20:16 ` [PATCH v6 04/10] PCI: imx6: Introduce SoC specific callbacks for controlling REFCLK Frank Li
2024-06-30 16:04   ` Manivannan Sadhasivam
2024-06-17 20:16 ` [PATCH v6 05/10] PCI: imx6: Simplify switch-case logic by involve core_reset callback Frank Li
2024-06-30 16:10   ` Manivannan Sadhasivam
2024-06-17 20:16 ` [PATCH v6 06/10] PCI: imx6: Improve comment for workaround ERR010728 Frank Li
2024-06-30 16:13   ` Manivannan Sadhasivam [this message]
2024-07-01  0:10   ` Fabio Estevam
2024-06-17 20:16 ` [PATCH v6 07/10] PCI: imx6: Consolidate redundant if-checks Frank Li
2024-06-17 20:16 ` [PATCH v6 08/10] dt-bindings: imx6q-pcie: Add i.MX8Q pcie compatible string Frank Li
2024-06-17 20:16 ` [PATCH v6 09/10] PCI: imx6: Call: Common PHY API to set mode, speed, and submode Frank Li
2024-06-30 16:23   ` Manivannan Sadhasivam
2024-07-08 16:01     ` Frank Li
2024-06-17 20:16 ` [PATCH v6 10/10] PCI: imx6: Add i.MX8Q PCIe root complex (RC) support Frank Li
2024-06-30 16:51   ` Manivannan Sadhasivam
2024-07-01 18:28     ` Frank Li
2024-06-25 14:47 ` [PATCH v6 00/10] PCI: imx6: Fix\rename\clean up and add lut information for imx95 Frank Li

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