[U-Boot] serial init

Michael Zaidman michael.zaidman at gmail.com
Mon Mar 22 16:23:58 CET 2010


On Thu, Mar 18, 2010 at 5:23 PM, Michael Zaidman
<michael.zaidman at gmail.com> wrote:
> On Thu, Mar 18, 2010 at 4:58 PM, Valentin Ecker
> <valentin.ecker.dev at gmail.com> wrote:
>> I see...I think we have a very similar setup, and I see how you init your
>> ports. Although I'm not sure if this is suitable for me, since editing the
>> ns16550-files to support/init an external COM-chip is not a really
>> clean/nice implementation.
>>
>> I'm not sure if there is any way to implement this in a nice way. But I will
>> let you know if we find something ;)
>>
> I implemented it first in board specific code. It added small code
> overhead due to necessity to duplicate the serial_ports array and add
> uart_init for ports higher then 4. Afterwards, I implemented the same
> in common code. Extending the original serial_ports array makes the
> code more generic. I also added serial loopback tests availible via
> CLI and POST. I am going to post this patch on u-boot-list promptly.
>
> Michael.
>

Link to the patches:
http://lists.denx.de/pipermail/u-boot/2010-March/068796.html
http://lists.denx.de/pipermail/u-boot/2010-March/068797.html

Any comments/suggestions/objections?

Regards,
Michael


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