Re: [RFC][PATCH] Xilinx uartlite serial driver

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Russell King wrote:
> On Tue, May 16, 2006 at 11:48:00AM +0200, Peter Korsgaard wrote:
>   
>>>>>>> "Russell" == Russell King <rmk@xxxxxxxxxxxxxxxx> writes:
>>>>>>>               
>> Hi,
>>
>> Sorry for the slow reply, I've been away all weekend...
>>
>>  >> Comments and suggestions are welcome. I'm especially wondering about
>>  >> the fact that I'm hijacking the device nodes used by the mpc52xx_uart
>>  >> driver ..
>>
>>  Russell> That's for the mpc52xx folk to comment about.  I personally
>>  Russel>  don't like> it.
>>
>> What do you say Sylvain? Reusing device nodes seems pretty common
>> (pxa.c, at91_serial.c, ..), and I cannot imagine anyone making a
>> system with uartlite and mpc52xx UARTs ..
>>     
>
> Actually they're wishing they hadn't because they can't interoperate
> with standard 16550-based ports without resorting to nasty hacks.
> As such they're _both_ transitioning away from using the major 4
> space.
>   
Yes, I confirm that using the major 4 space is really a bad idea. The
mpc52xx driver
did this, up until the point of people reported very annoying problems
when pcmcia
serial card were presents ;)

I guess the point is : Yes obtaining official minors is not that fast
(depends on 1 guy
apparently and he's busy ;) but it will save you troubles later.


    Sylvain
-
To unsubscribe from this list: send the line "unsubscribe linux-serial" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Kernel Newbies]     [Security]     [Netfilter]     [Bugtraq]     [Linux PPP]     [Linux FS]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Samba]     [Video 4 Linux]     [Linmodem]     [Device Mapper]     [Linux Kernel for ARM]

  Powered by Linux