[U-Boot] [PATCH] ARM: mxs: allow boards to select DC-DC switching clock source

Marek Vasut marex at denx.de
Wed Dec 9 22:35:53 CET 2015


On Wednesday, December 09, 2015 at 10:30:46 PM, Michael Heimpold wrote:
> For some board designs, it might be useful to switch the DC-DC
> clock source to something else rather the default 24 MHz, e.g.
> for EMI reasons.
> 
> For this, use something like this in your board configuration:
> 
> Signed-off-by: Michael Heimpold <mhei at heimpold.de>
> Cc: Marek Vasut <marex at denx.de>
> Cc: Otavio Salvador <otavio at ossystems.com.br>
> Cc: Fabio Estevam <fabio.estevam at freescale.com>
> ---
> 
> I'm not sure whether the position to set these bits is the best one.

Can we do it without the ifdef ? I don't like that at all. You can
probably use a weak function instead.

Best regards,
Marek Vasut


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