[PATCH 2/3] arch/ : Platform changes for UCC TDM driver for MPC8323ERDB.Also includes related QE changes.

Poonam Aggrwal poonamindia at gmail.com
Mon Dec 17 16:40:56 EST 2007


Thanx Tabi for your comments.
Sorry I was on leave for the last week, so could not reply in time.

Shall make the changes you suggested and repost the patch.

Regards
Poonam



On 12/11/07, Timur Tabi <timur at freescale.com> wrote:
>
> Poonam_Aggrwal-b10812 wrote:
>
> > +                     qe = of_find_node_by_type(NULL, "qe");
> > +                     if (qe) {
> > +                             unsigned int size;
> > +                             prop = of_get_property
> > +                                             (qe, "brg-frequency",
> &size);
> > +                             of_node_put(qe);
> > +                             of_node_put(brg);
> > +                             return *prop;
> > +                     }
>
> Only very recent versions of U-Boot set the brg-frequency property, so you
> need
> to check for situations where "*prop" is 0.  If it is, then you need to
> take the
> QE's bus-frequency property and divide it by two.  See my ucc_uart driver
> for an
> example.
>
> And PowerPC-specific patches should not be cross-posted to linux-kernel.
>
> --
> Timur Tabi
> Linux kernel developer at Freescale
> _______________________________________________
> Linuxppc-dev mailing list
> Linuxppc-dev at ozlabs.org
> https://ozlabs.org/mailman/listinfo/linuxppc-dev
>
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