Re: [PATCH 01/11] resolve PXA<->8250 serial device address conflict

From: Pavel Machek
Date: Tue Jan 28 2014 - 09:15:02 EST


Hi!

> PXA serial ports have "standard" UART names (ttyS[0-3]), major
> device number (4) and first minor device number (64) by default.
>
> If the system has extra 8250 serial port hardware in addition
> to onboard PXA serial ports, default settings produce a device
> allocation conflict.
>
> The patch provides a configuration option which can move onboard
> ports out of the way of 8250_core by assigning a different (204)
> major number and corresponding device names (ttySA[0-3]).

Yes, please. I was hitting the same issue with Sharp Zaurus and bluetooth
CF card... Bluetooth card had 8250 inside...


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