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From: Tomi Valkeinen <tomi.valkeinen@ti.com>
To: "Cousson, Benoit" <b-cousson@ti.com>
Cc: Paul Walmsley <paul@pwsan.com>,
	"Semwal, Sumit" <sumit.semwal@ti.com>,
	"Taneja, Archit" <archit@ti.com>,
	linux-omap <linux-omap@vger.kernel.org>
Subject: Re: OMAP4 DSS clock setup
Date: Fri, 08 Apr 2011 19:35:31 +0300	[thread overview]
Message-ID: <1302280531.18772.2.camel@deskari> (raw)
In-Reply-To: <4D9F2B63.9010507@ti.com>

On Fri, 2011-04-08 at 17:36 +0200, Cousson, Benoit wrote:
> Hi Tomi,
> 
> On 4/8/2011 7:51 AM, Valkeinen, Tomi wrote:

> > - If the modules are handled separately, how should the dependencies be
> > handled? For example, dss_core's reset will reset all the other modules
> > also, and most of the submodules need functions from dss_core and
> > dss_dispc. So should, say, dss_dsi then call functions in core and dispc
> > to "get" them, i.e. increase their pm runtime use count?
> 
> Are you sure about that? 
> The dss_core does not have any reset in the sysonfig (only a status), but the dispc does have one and the dsi as well.

Ah, I might be speaking only of OMAP2/3. I remember somebody saying that
the DSS reset bit on OMAP4 is marked as reserved. But for OMAP3 (and I
think for OMAP2 also) the DSS_SYSCONFIG reset bit will reset also the
rest of the DSS.

 Tomi



  reply	other threads:[~2011-04-08 16:35 UTC|newest]

Thread overview: 29+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-30  6:48 OMAP4 DSS clock setup Tomi Valkeinen
2011-03-30  9:32 ` Cousson, Benoit
2011-03-30 11:03   ` Tomi Valkeinen
2011-03-30 12:12     ` Cousson, Benoit
2011-03-30 12:58       ` Tomi Valkeinen
2011-03-30 13:21         ` Cousson, Benoit
2011-03-31  6:42           ` Archit Taneja
2011-03-31  9:36             ` Cousson, Benoit
2011-03-31  7:34           ` Tomi Valkeinen
2011-04-02  2:12         ` Paul Walmsley
2011-04-04  6:53           ` Tomi Valkeinen
2011-04-06  9:09             ` Tomi Valkeinen
2011-04-07 19:27             ` Paul Walmsley
2011-04-08  5:51               ` Tomi Valkeinen
2011-04-08 14:55                 ` Paul Walmsley
2011-04-11  9:05                   ` Tomi Valkeinen
2011-04-11 18:20                     ` Paul Walmsley
2011-04-12  7:17                       ` Tomi Valkeinen
2011-04-08 15:36                 ` Cousson, Benoit
2011-04-08 16:35                   ` Tomi Valkeinen [this message]
2011-04-08 16:28                 ` Paul Walmsley
2011-04-11  8:56                   ` Tomi Valkeinen
2011-04-11 16:05                     ` Paul Walmsley
2011-04-11 21:06                       ` Cousson, Benoit
2011-04-11 21:29                       ` Cousson, Benoit
2011-04-12  7:29                       ` Tomi Valkeinen
2011-04-08 14:23               ` Cousson, Benoit
2011-04-08 16:50             ` Paul Walmsley
2011-04-11  9:09               ` Tomi Valkeinen

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