mtd: OneNAND: S5PC110: Implement DMA interrupt method

Implement DMA interrupt method. previous time it polls the DMA status.
It can reduce the CPU power but decrease the performance a little.

Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
1 file changed