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Message-ID: <yw1xhc3f5xb9.fsf@thrashbarg.mansr.com>
Date:	Sat, 31 Jan 2009 15:07:06 +0000
From:	Måns Rullgård <mans@...sr.com>
To:	Russell King - ARM Linux <linux@....linux.org.uk>
Cc:	Paul Walmsley <paul@...an.com>,
	linux-arm-kernel@...ts.arm.linux.org.uk,
	linux-kernel@...r.kernel.org, linux-omap@...r.kernel.org,
	Måns Rullgård <mans@...sr.com>,
	Tony Lindgren <tony@...mide.com>
Subject: Re: [PATCH D 01/11] OMAP: Add clk_get_parent() for OMAP2/3

Russell King - ARM Linux <linux@....linux.org.uk> writes:

> On Thu, Jan 29, 2009 at 11:29:31PM -0700, Paul Walmsley wrote:
>> On Thu, 29 Jan 2009, Russell King - ARM Linux wrote:
>> 
>> > On Wed, Jan 28, 2009 at 12:18:16PM -0700, Paul Walmsley wrote:
>> > > From: Mans Rullgard <mans@...sr.com>
>> > > 
>> > > This makes clk_get_parent() work on OMAP2/3.
>> > 
>> > This is clearly something that the generic code should be doing.
>> > It's not something specific to OMAP2/3.  Please move it to
>> > arch/arm/plat-omap/clock.c
>> 
>> Done; revised patch below.
>
> Great, thanks.  However, I'd forgotten that one of my patches completely
> removes clk_get_parent() since it's unused by any code in OMAP at present.
>
> What was the reasoning behind making this work?

It is needed for the omapfb/dss driver to set an optimal rate for
dpll4_m4_ck.

-- 
Måns Rullgård
mans@...sr.com
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