[PATCH v3 0/6] Add the iMX8MP PCIe support

Marek Vasut marex at denx.de
Thu Aug 18 04:49:34 PDT 2022


On 8/18/22 12:53, Hongxing Zhu wrote:
>> -----Original Message-----
>> From: Marek Vasut <marex at denx.de>
>> Sent: 2022年8月18日 17:20
>> To: Hongxing Zhu <hongxing.zhu at nxp.com>; p.zabel at pengutronix.de;
>> l.stach at pengutronix.de; bhelgaas at google.com; lorenzo.pieralisi at arm.com;
>> robh at kernel.org; shawnguo at kernel.org; vkoul at kernel.org;
>> alexander.stein at ew.tq-group.com
>> Cc: linux-phy at lists.infradead.org; devicetree at vger.kernel.org;
>> linux-pci at vger.kernel.org; linux-arm-kernel at lists.infradead.org;
>> linux-kernel at vger.kernel.org; kernel at pengutronix.de; dl-linux-imx
>> <linux-imx at nxp.com>
>> Subject: Re: [PATCH v3 0/6] Add the iMX8MP PCIe support
>>
>> On 8/18/22 09:02, Richard Zhu wrote:
>>> Based on the 6.0-rc1 of the pci/next branch.
>>> This series adds the i.MX8MP PCIe support and had been tested on
>>> i.MX8MP EVK board when one PCIe NVME device is used.
>>>
>>> - i.MX8MP PCIe has reversed initial PERST bit value refer to
>> i.MX8MQ/i.MX8MM.
>>>     Add the PHY PERST explicitly for i.MX8MP PCIe PHY.
>>> - Add the i.MX8MP PCIe PHY support in the i.MX8M PCIe PHY driver.
>>>     And share as much as possible codes with i.MX8MM PCIe PHY.
>>> - Add the i.MX8MP PCIe support in binding document, DTS files, and PCIe
>>>     driver.
>>>
>>> Main changes v2-->v3:
>>> - Fix the schema checking error in the PHY dt-binding patch.
>>> - Inspired by Lucas, the PLL configurations might not required when
>>>     external OSC is used as PCIe referrence clock. It's true. Remove all
>>>     the HSIO PLL bit manipulations, and PCIe works fine on i.MX8MP EVK
>> board
>>>     with one NVME device is used.
>>> - Drop the #4 patch of v2, since it had been applied by Rob.
>>>
>>> Main changes v1-->v2:
>>> - It's my fault forget including Vinod, re-send v2 after include Vinod
>>>     and linux-phy at lists.infradead.org.
>>> - List the basements of this patch-set. The branch, codes changes and so on.
>>> - Clean up some useless register and bit definitions in #3 patch.
>>>
>>> Documentation/devicetree/bindings/phy/fsl,imx8-pcie-phy.yaml |  16
>> +++++++--
>>> arch/arm64/boot/dts/freescale/imx8mp-evk.dts                 |  53
>> +++++++++++++++++++++++++++++
>>> arch/arm64/boot/dts/freescale/imx8mp.dtsi                    |  46
>> ++++++++++++++++++++++++-
>>> drivers/pci/controller/dwc/pci-imx6.c                        |  17
>> +++++++++-
>>> drivers/phy/freescale/phy-fsl-imx8m-pcie.c                   | 150
>> +++++++++++++++++++++++++++++++++++++++++++++++++++++++++-------
>> ------------------
>>> drivers/reset/reset-imx7.c                                   |   1 +
>>> 6 files changed, 232 insertions(+), 51 deletions(-)
>>
>> For the entire series:
>>
>> Tested-by: Marek Vasut <marex at denx.de>
>>
> Hi Marek:
> Thanks for your kindly help to test it.

Gladly. Thank you for your continued effort .



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