Freescale: iMX6Q Sabre SD

Fabio Estevam festevam at gmail.com
Tue Aug 12 06:42:07 PDT 2014


John,

On Mon, Aug 11, 2014 at 10:31 AM, Fabio Estevam <festevam at gmail.com> wrote:

> I tested on my mx6qsabresd revC4 / rev C and the PCI link is not
> detected just like you described.

Tested again today and my rev C4 detects the PCI card in U-boot and in
the kernel.

For U-boot I use top of tree u-boot-imx.

For kernel I am using linux-next 20140811 plus two patches:

1. One patch from Lucas that allows the kernel to boot when the
bootloader has already configured PCI:

http://thread.gmane.org/gmane.linux.kernel.pci/33712/focus=33711

2. A patch from Tim that fix occasional PCI linkup failures:

http://www.spinics.net/lists/linux-pci/msg33520.html

Let me know if using this kernel version allows your PCI card to be
detected on revC4 mx6qsabresd board.



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