Messages in this thread | | | From | Aaron Durbin <> | Date | Mon, 26 Mar 2018 20:56:45 -0600 | Subject | Re: [PATCH 1/3] serial: 8250_early: Add earlycon support for AMD Carrizo / Stoneyridge |
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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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