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SubjectRe: [PATCH 1/3] serial: 8250_early: Add earlycon support for AMD Carrizo / Stoneyridge
On Mon, Mar 26, 2018 at 12:24 PM, Alan Cox <gnomes@lxorguk.ukuu.org.uk> wrote:
>> Sadly, this situation
>> is not unique to this hardware. There is hardware all over that does
>> not meet the current assumptions being made in the early uart drivers
>> within the kernel.
>
> Is there any fundamental reason you can't just embed dt entries in the
> ACPI table to describe the other features you need. I appreciate it
> doesn't solve the generic PC case but it ought to help for anything where
> the firmware cares about Linux ?

What's the method for doing that? Using _DSD methods? Or have a
pointer to examples? Sorry, I haven't spelunked into the current state
of bridging ACPI and devicetree in a while.

-Aaron

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