linux-kernel - Re: [PATCH] clk: add table lookup to mux

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Message-ID: <5148DBBD.8020506@wwwdotorg.org>
Date:	Tue, 19 Mar 2013 15:42:21 -0600
From:	Stephen Warren <swarren@...dotorg.org>
To:	Mike Turquette <mturquette@...aro.org>
CC:	Peter De Schrijver <pdeschrijver@...dia.com>,
	linux-tegra@...r.kernel.org, Stephen Warren <swarren@...dia.com>,
	Prashant Gaikwad <pgaikwad@...dia.com>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clk: add table lookup to mux

On 03/19/2013 03:33 PM, Mike Turquette wrote:
> Quoting Peter De Schrijver (2013-03-12 11:42:23)
>> Add a table lookup feature to the mux clock. Also allow arbitrary masks
>> instead of the width. This will be used by some clocks on Tegra114. Also
>> adapt the tegra periph clk because it uses struct clk_mux directly.
>>
>> Signed-off-by: Peter De Schrijver <pdeschrijver@...dia.com>
> 
> Do you actually need arbitrary masks instead of a continuous bitfield?
> Or does this change just make it easier for you to convert existing
> data?

Yes, Peter mentioned somewhere that Tegra apparently has some registers
where the mux bits are split up into non-contiguous regions of a register.
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