[PATCH 09/11] sdhci: Add set_clock callback

[Pierre Ossman]

On Fri, 6 Feb 2009 21:06:59 +0300
Anton Vorontsov <avorontsov at ru.mvista.com> wrote:

> FSL eSDHC hosts have incompatible register map to manage the SDCLK.
> This patch adds set_clock callback so that drivers could overwrite
> set_clock behaviour.
> 
> Similar patch[1] was posted by Ben Dooks, though in Ben's version the
> callback is named change_clock, plus the patch has some unrelated bits
> that makes the patch difficult to reuse.
> 
> [1] http://lkml.org/lkml/2008/12/2/160
> 
> Signed-off-by: Anton Vorontsov <avorontsov at ru.mvista.com>
> ---

A set_clock() callback is reasonable as there might be a clock source
that needs to be set up, but completely overriding the normal routine
(i.e. the "return") should be quirked IMO.

Rgds
-- 
     -- Pierre Ossman

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