On Thu, Apr 17, 2008 at 04:23:56PM +0200, Laurent Pinchart wrote:
[...]
> > + /*
> > + * We have two 8 bit prescalers -- primary and secondary (psr, sps),
> > + * plus "slow go" mode (clk / 16). So, total prescale value is
> > + * 16 * (psr + 1) * (sps + 1).
> > + */
> > + if (prescaler > 256 * 256 * 16)
> > + return -EINVAL;
> > +
> > + if (prescaler > 256 * 256) {
> > + iclk = GTMDR_ICLK_SLGO;
> > + prescaler /= 16;
> > + }
> > +
> > + if (prescaler > 256) {
> > + psr = 256 - 1;
> > + sps = prescaler / 256 - 1;
> > + } else {
> > + psr = prescaler - 1;
> > + sps = 1 - 1;
> > + }
>
> Don't forget that the CPM2 doesn't support the primary prescaler.
I didn't know that, how can I possibly forget it? Oh, now I can.
Thanks for the info. :-)
--
Anton Vorontsov
email: [EMAIL PROTECTED]
irc://irc.freenode.net/bd2
_______________________________________________
Linuxppc-dev mailing list
Linuxppc-dev@ozlabs.org
https://ozlabs.org/mailman/listinfo/linuxppc-dev
