[U-Boot] [PATCH] pci: mx6: fix occasional link failures

Marek Vasut marex at denx.de
Fri Aug 8 15:33:44 CEST 2014


On Friday, August 08, 2014 at 03:02:27 PM, Fabio Estevam wrote:
> Hi Tim,
> 
> On Fri, Aug 8, 2014 at 2:57 AM, Tim Harvey <tharvey at gateworks.com> wrote:
> > According to the IMX6 reference manuals, REF_SSP_EN (Reference clock
> > enable for SS function) must remain deasserted until the reference clock
> > is running at the appropriate frequency.
> > 
> > Without this patch we find a high link failure rate (>5%) on certain
> > IMX6 boards at various temperatures.
> > 
> > Signed-off-by: Tim Harvey <tharvey at gateworks.com>
> 
> Looks good, thanks.
> 
> Reviewed-by: Fabio Estevam <fabio.estevam at freescale.com>
> 
> Also Cc Richard and Rogerio in case they have any comment.

Can you guys test it on FSL hardware ?

Best regards,
Marek Vasut


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