[PATCH] ARM: dts: imx6qdl-sabresd: Allow HDMI and LVDS to work simultaneously

Fabio Estevam festevam at gmail.com
Tue Jun 23 09:32:24 PDT 2015


Hi Phillip,

On Tue, Jun 23, 2015 at 1:23 PM, Philipp Zabel <p.zabel at pengutronix.de> wrote:

> Please remember that on i.MX6QDL in general we can't change the LDB
> clock parent without risking a breakdown in the divider:
>
> http://lists.infradead.org/pipermail/linux-arm-kernel/2015-January/313618.html
> http://lists.infradead.org/pipermail/linux-arm-kernel/2015-January/313619.html
> http://lists.infradead.org/pipermail/linux-arm-kernel/2015-January/313620.html

Yes, I am aware of this issue.

However this patch does not make things worse with this respect.
Instead of changing the LDB parent to PLL5 this patch changes to PLL3
instead.

> Has there been an erratum for this issue yet?

I was told we should see it online within a few weeks. Hopefully we
would be able to revisit your patch series after this happens.

Regards,

Fabio Estevam



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