On Jan 12, 2009, at 1:55 AM, Li Yang wrote:

-----Original Message-----
From: linuxppc-dev-bounces+leoli=freescale....@ozlabs.org
[mailto:linuxppc-dev-bounces+leoli=freescale....@ozlabs.org]
On Behalf Of Anton Vorontsov
Sent: Sunday, January 11, 2009 11:30 PM
To: Kumar Gala
Cc: linuxppc-dev@ozlabs.org
Subject: [PATCH] powerpc/83xx: Make serial ports work on
MPC8315E-RDB w/FSL U-Boots

FSL U-Boots use /soc8...@e0000000 node to search and fixup
serial nodes' clock-frequency properties. Though in upstream
kernels we use new naming convention -- for IMMR address
space dts files specify /i...@e0000000 nodes.

This makes FSL U-Boots fail to fixup the clock frequencies,
and that leads to serial ports misbehaviour. We can
workaround the issue by filling the clock frequency values manually.

Freescale BSP is for customer who needs the out-of-box experience. It's better tested, but doesn't update very frequently. I would suggest the
customer to use the upstream u-boot, if they decide to use latest
upstream kernel.

- Leo

Agreed. However I don't think there is any harm w/the patch as upstream u-boot will update the property.

- k

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