linux-kernel - Re: [PATCH 0/3] refactor some ldb related clocks

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Message-ID: <20130821015939.GD30533@S2101-09.ap.freescale.net>
Date:	Wed, 21 Aug 2013 09:59:41 +0800
From:	Shawn Guo <shawn.guo@...aro.org>
To:	Liu Ying <Ying.Liu@...escale.com>
CC:	Philipp Zabel <p.zabel@...gutronix.de>, <kernel@...gutronix.de>,
	<gregkh@...uxfoundation.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <dri-devel@...ts.freedesktop.org>
Subject: Re: [PATCH 0/3] refactor some ldb related clocks

Hi Ying,

On Tue, Aug 20, 2013 at 06:08:48PM +0800, Liu Ying wrote:
> > While I admit to having introduced the combination of 1/3.5 fixed
> > divider and configurable 1/1,1/2 divder clocks to describe this
> > fractional divider for the reasons you state, I think the correct
> > solution would be to improve the table divider to support fractional
> > values and get rid of the virtual ldb_di<n>_div_3_5 clocks, not
> > introduce more virtual clocks.
> 
> Yes, it's good to support fractional values for the table divider(not sure if there is any plan for this).
> I see there is something similar in 'include/linux/sh_clk.h'.

Yeah, I agree with Philipp on improving table divider to support
fractional values.  Would you like to work on that?

Shawn

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