how to configuration ls1043ardb with pcie interface phy

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how to configuration ls1043ardb with pcie interface phy

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kevin_Tao
Contributor II

Hi NXP,

            I use a pcie interface phy connect with ls1043a pcie2, But them communication failure. 

I set SERDES1=0x3355, uboot print:
PCIe1: pcie@3400000 disabled
PCIe2: pcie@3500000 Root Complex: x1 gen2
PCIe3: pcie@3600000 Root Complex: x1 gen2

What I want to know ls1043a support pcie interface phy with 5Gbps?  If support, What I need configuate ls1043a to match the pcie interface phy?

 

Best Regards

Thanks

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yipingwang
NXP TechSupport
NXP TechSupport

It seems that the PCIe card on PCIe2 has been detected successfully.

PCIe2: pcie@3500000 Root Complex: x1 gen2

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kevin_Tao
Contributor II

you mean that support ?  What else I need configuate ls1043a to match the pcie interface phy?

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yipingwang
NXP TechSupport
NXP TechSupport

Already support. No need other configuration.

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kevin_Tao
Contributor II

No need pcie phy driver code required for ls1043a?   like:phy-fsl-imx8m-pcie.c source code [linux/drivers/phy/freescale/phy-fsl-imx8m-pcie.c] - Codebrowser

No need configuration ls1043a device tree?  configuration  pcie2: pcie@3500000 node.  what's more, The mdio node is inside the fman node, How to operate mdio to read phyaddr or other register.

 

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