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

Marek Vasut marex at denx.de
Thu Aug 18 02:20:28 PDT 2022


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>

Thanks !



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