[PATCH] i2c: mv64xxx: Fix reset controller handling

[Wolfram Sang]

On Mon, Mar 10, 2014 at 12:12:10PM +0100, Maxime Ripard wrote:
> The reset framework recently gained optional stubs when CONFIG_RESET_CONTROLLER
> is not selected. It also introduced a function reset_get_optional, that is also
> dummy-defined whenever the framework isn't enabled, for drivers that needs an
> optional reset controller.
> 
> Switch to this function, since the mv64xxx driver is in this case. This also
> fixes a compilation breakage whenever the reset framework wasn't selected:
> 
> drivers/i2c/busses/i2c-mv64xxx.c:771:2: error: implicit declaration of function 'devm_reset_control_get'
> 
> While we're at it, remove the redundant test on dev.of_node surrounding the
> calls to reset framework functions, since it will either be a valid pointer, an
> error pointer in the case where we called reset_get_optional without an of_node
> pointer or if it failed, or NULL if we're not loaded through DT.
> 
> Signed-off-by: Maxime Ripard <maxime.ripard at free-electrons.com>

Applied to for-next, thanks!

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