i2c: at91: enable probe deferring on dma channel request
i2c: at91: enable probe deferring on dma channel request

If dma controller is not probed, defer i2c probe.

Signed-off-by: Ludovic Desroches <627575320a9526cb6c91021c9940202b0e84c416@atmel.com>
Reviewed-by: Arnd Bergmann <f2c659f01951776204a6c5b902787d9019fbeebd@arndb.de>
Signed-off-by: Wolfram Sang <fd4ce474653598159cad06f3c83387a05cd53a44@the-dreams.de>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs