Linux on ARM based TI OMAP SoCs
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From: Rajendra Nayak <rnayak@ti.com>
To: Tomi Valkeinen <tomi.valkeinen@ti.com>
Cc: NeilBrown <neilb@suse.de>,
	linux-omap <linux-omap@vger.kernel.org>,
	Paul Walmsley <paul@pwsan.com>
Subject: Re: Strange OMAP3 LCD display regression - bisected.
Date: Mon, 3 Jun 2013 13:03:40 +0530	[thread overview]
Message-ID: <51AC46D4.9020503@ti.com> (raw)
In-Reply-To: <51AC44A2.8050605@ti.com>

Tomi,

> 
> Odd, indeed. Without reverting the patch, the DSS uses a clock from the
> PRCM as func clock and for pixel clock. As the common clock framework is
> somehow involved in the breakage, maybe (pure guess) something related
> to the PRCM clock is configured wrong.

So whats the specific PRCM clock thats used here? I can go check if there is
something different in the way its modeled with/without common clk.

regards,
Rajendra

> 
> And with reverting the above patch, DSS uses DSI PLL for fclk and pclk,
> and DSI PLL in turn only needs sysclk, so maybe the possible problem
> with PRCM doesn't affect this case.
> 
>  Tomi
> 
> 


  reply	other threads:[~2013-06-03  7:33 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-02  6:50 Strange OMAP3 LCD display regression - bisected NeilBrown
2013-06-03  7:24 ` Tomi Valkeinen
2013-06-03  7:33   ` Rajendra Nayak [this message]
2013-06-03  7:39     ` Tomi Valkeinen
2013-06-03  8:57   ` NeilBrown
2013-06-03  9:24     ` Tomi Valkeinen
2013-06-03  7:40 ` Paul Walmsley
2013-06-03  8:13 ` jean-philippe francois
2013-06-03 11:20   ` NeilBrown
2013-06-03 12:16     ` Tomi Valkeinen

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