[U-Boot] Passing bootargs to arm64 kernel

[Tom Rini]

On Wed, Aug 13, 2014 at 11:21:32AM +0900, Youngmin Nam wrote:

> Hello.
> I'm trying to find a way how to pass bootargs to arm64 kernel.
> 
> In arm32 kernel, we can pass bootargs with atag from u-boot to kernel. So,
> we can overwrite kernel's bootargs with u-boot's bootargs.
> 
> But from arm64 kernel, the dtb is the only argument that should be passed
> from bootloader which is mandatory.
> you can find this contents in kernel
> documentation.(Documentation/arm64/Booting.txt)
> 
> So,  is there any way how to set bootargs by u-boot?

Yes, within the device tree, like we do today.  There's a few issues we
have today, but I need to re-post the booti command support patches,
given what's coming in 3.17 in the kernel.

-- 
Tom
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