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PCIE link up failed when booting the kernel on IMX6QSD board

Question asked by leo luo on Nov 27, 2013
Latest reply on Apr 18, 2014 by Richard Zhu
Branched to a new discussion

Hi, all:


Anybody knows the reason of PCIE link up failed when booting the kernel?

The EP device is fine and can running on other x86 platform.


The information during the booting is :


PMU: registered new PMU device of type 0

Static Power Management for Freescale i.MX6

wait mode is enabled for i.MX6

cpaddr = c0880000 suspend_iram_base=c0934000

PM driver module loaded

iMX6 PCIe PCIe RC mode imx_pcie_pltfm_probe entering.

PCIE: imx_pcie_pltfm_probe start link up.

link up failed, DB_R0:0x00aafa00, DB_R1:0x08200000!

IMX PCIe port: link down!

IMX usb wakeup probe

add wake up source irq 75

IMX usb wakeup probe

cpu regulator mode:ldo_enable

i.MXC CPU frequency driver