RE: [PATCH v5 00/10] OMAP4 : DSS2 : HDMI support on OMAP4

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> -----Original Message-----
> From: linux-omap-owner@xxxxxxxxxxxxxxx [mailto:linux-omap-
> owner@xxxxxxxxxxxxxxx] On Behalf Of Valkeinen, Tomi
> Sent: Friday, March 11, 2011 12:55 PM
> To: K, Mythri P
> Cc: Stephan Raue; linux-omap@xxxxxxxxxxxxxxx
> Subject: Re: [PATCH v5 00/10] OMAP4 : DSS2 : HDMI support on OMAP4
> 
> On Fri, 2011-03-11 at 00:16 -0600, K, Mythri P wrote:
> > Hi Stephan,
> >
> > On Fri, Mar 11, 2011 at 5:37 AM, Stephan Raue <mailinglists@xxxxxxxxxxx>
> wrote:
> 
> > > thanks, this helps to boot the kernel. but now i get:
> > >
> >
> > <snip>
> >
> > > see also: http://paste.pocoo.org/show/351648/
> > >
> >
> > I see that you kernel is not booting because of dss clk
> >  [    3.335601] PC is at dss_clk_disable_no_ctx+0x0/0xa4
> > [    3.335632] LR is at omap_dispc_register_isr+0xa4/0xcc
> > Tomi is this related to the clock issue you were mentioning , which
> > gets solved by adding a delay ?
> 
> Well, I have a hack patch in my tree which adds a delay of 10us. That
> fixed the problem for me, but the 10us is just a random guess. It could
> be that it needs to be longer wait. But this could be something else
> also.
> 
>  Tomi
> 
[Hiremath, Vaibhav] Tomi, just thought of updating you,

The linux-omap/dss2 OMAP3EVM seems to be broken, I am trying to debug this at the moment and will update about my findings.

Since linux-omap/master is booting up fine, it looks like one of new DSS patch leading to this.

Thanks,
Vaibhav

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