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Subject: RE: [PATCH] booting-without-of: add Xilinx uart 16550.
Date: Fri, 15 Feb 2008 09:08:42 -0800
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From: "Stephen Neuendorffer" <stephen.neuendorffer@xilinx.com>
To: "Pavel Kiryukhin" <pkiryukhin@ru.mvista.com>,
	<linuxppc-dev@ozlabs.org>
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> +       - reg-shift : registers offset shift (standard uart_port
field).
> +         Property is optional if regshift is zero.

I was hoping to get an idea of what is required here, or when I might
use it?

It looks like the ARCH=3Dppc code instantiates this with a reg-shift of
2...  Is this the expected value?  When would it be not zero? or not
two?

Steve