rtiz <sameo@linux.intel.com> 1326065860 +0100

mfd: Make TPS65910 usable without interrupts

TPS65910 can be used without interrupts.
Hence let probe succeed in case interrupt can't be
configured and let Kernel only to complain about it

Signed-off-by: Afzal Mohammed <afzal@ti.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
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