[U-Boot] Is there any full story about how to take advantage FDT function ?

[Scott Wood]

Gao Ya'nan wrote:
> 2009/9/10 Scott Wood <scottwood at freescale.com>:
>> On Sat, Sep 05, 2009 at 02:41:19PM -0400, Jerry Van Baren wrote:
>>> I'm not up on 8xx, but it may not have been pulled forward into the
>>> "powerpc" architecture (still "ppc").  The "powerpc" architecture switch
>>> is where linux/u-boot started using the FDT.
>> 8xx is supported in arch/powerpc.
> 
> Yes, I have add CONFIG_OF_LIBFDT and CONFIG_OF_BOARD_SETUP for the FDT
> support which is missing in U-Boot-v2009.08, and it works well, but I
> found none complete document on how to write a dts file and add
> special device in it.
> 
> Any tips? Thanks

See Documentation/powerpc/booting-without-of.txt, 
Documentation/powerpc/dts-bindings, and the ePAPR specification for 
information on the content of device trees.

-Scott