Thank you very much for your help, I would have a look on that and see what I can do.
Regards, Pedro. >From: "John Rigby" <[EMAIL PROTECTED]> >To: "Pedro Luis D. L." <[EMAIL PROTECTED]> >CC: [email protected] >Subject: Re: LITE5200B Powerfail >Date: Tue, 19 Dec 2006 10:34:16 -0700 > >According to the Lite5200B schematic >http://www.freescale.com/files/32bit/hardware_tools/schematics/lite5200BSCH.pdf > >PSC2_4 is tied to a signal called PWR_DN_CTL_STS via a zero ohm resistor >R88. If you want to use PSC2_4 as something else you probably need to >remove R88. > >On 12/15/06, John Rigby <[EMAIL PROTECTED]> wrote: >> >>Have you looked at the Lite5200B schematic to see where the signals in >>question go? Maybe you trying to drive something tied to ground high or >>vice-versa. >> >>On 12/15/06, Pedro Luis D. L. <[EMAIL PROTECTED]> wrote: >> > >> > Hi all, >> > >> > I not pretty sure if this is the correct forum to ask for a solution >>but >> > I >> > know that some of you have worked on a driver to make PSCs in this >>board >> > work in an I2S mode. >> > >> > Have you ever have powerfail problems when writing the configuration >> > registers for this mode? >> > >> > I´ve delimited the problem: >> > - GPIO Port Config register stores without problems the value "111" in >> > bits >> > 25:27 (PSC2 to work in CODEC2 functionality with MCLK). >> > - When I write a "1" in PSC2->SICR register bit GenClk to ensure that >> > clock >> > and FrameSync are generated internally from MCLK the systems suffers a >> > powerfail and I suppose that´s consecuence or some kind of >>shortcircuit. >> > I´ve followed the same steps made by Bob Peterson in >> > >>http://ozlabs.org/pipermail/linuxppc-embedded/2005-September/020210.html >> > to write the configuration in the proper registers but I still suffer >> > the >> > powerfail when GenClk is activated or, if I activate that bit first, >> > when >> > Port Config is written. >> > I´m also trying to understand how things are done in Roman Fietze >>driver >> > but >> > can´t find a difference. That makes me think that perhaps other >> > registers >> > must be modificated before driver loading. Meanwhile, I keep waiting >>for >> > >> > Grant Likely release, :-). >> > Has this happened to someone before? >> > >> > Thanks for your help. >> > >> > Pedro. >> > >> > _________________________________________________________________ >> > Horóscopo, tarot, numerología... Escucha lo que te dicen los astros. >> > http://astrocentro.msn.es/ >> > >> > _______________________________________________ >> > Linuxppc-embedded mailing list >> > [email protected] >> > https://ozlabs.org/mailman/listinfo/linuxppc-embedded >> > >> >> _________________________________________________________________ Descubre la descarga digital con MSN Music. Más de un millón de canciones. http://music.msn.es/ _______________________________________________ Linuxppc-embedded mailing list [email protected] https://ozlabs.org/mailman/listinfo/linuxppc-embedded
