device tree / how to build/compile & use with u-boot to boot uImage?

Ben Warren bwarren at qstreams.com
Sat Feb 10 09:19:38 EST 2007


Tom,

I feel your pain.

On Fri, 2007-02-09 at 16:55 -0500, Morrison, Tom wrote:
> All,
> 

> I've looked at the Documentation/powerpc/booting_without_of.txt, 
> and this gives an explanation of the internal parts of the dts file, 
> but it doesn't tell me how to practically pass it to the kernel 
> from u-boot (e.g.: load to memory - and use bootm xxx yyy zzz)
>  
> I am pretty darn confused about this whole thing. Can anybody point me
> to 
> a SUCCINCT explanation of the use of a dts file (and how compile and use
> 
> with u-boot to pass to kernel)?
> 

u-boot> bootm <kernel_address> <initrd_address> <dtb_address>

If you don't have an initrd, it's

u-boot> bootm <kernel_address> - <dtb_address>

Hope that's succinct enough.

Ben




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