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    SubjectRe: [PATCH] Fix SERIAL_TXX9 dependencies
    On Sun, Jan 30, 2005 at 04:45:08PM +0100, Arnd Bergmann wrote:

    > > Well, "depends on MIPS || PCI" was intentional. The driver can be
    > > used for both TX39/TX49 internal SIO and TC86C001 PCI chip. TC86C001
    > > chip can be available for any platform with PCI bus (though I have
    > > never seen it on platform other than MIPS ...)
    > There is at least one device that uses the same uart on a non-MIPS
    > platform. I'll submit a patch once I have it working.
    > > So I suppose "depends on HAS_TXX9_SERIAL || PCI" might be better, but
    > > Ralf's patch will be OK for now.
    > Right. There is however one bigger problem with the original patch:
    > It removes the driver for tx3912 and adds one for tx3927/tx49xx.
    > AFAICS, the 3912 has a very different register layout from the other
    > chips, so the old driver must not be removed yet.

    Hmm... Atushi sent me this new-style serial driver when I asked him for
    replacements for the old style drivers in drivers/char/ so my undertanding
    was it was a full replacement for all of them. I'll check on the tx3912
    and will try to send an update later today.

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