8xxx: Move dma_init() call to common code

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/board/sbc8560/sbc8560.c b/board/sbc8560/sbc8560.c
index f8527f9..17f900b 100644
--- a/board/sbc8560/sbc8560.c
+++ b/board/sbc8560/sbc8560.c
@@ -341,7 +341,7 @@
 		uint *p = 0;
 		uint i = 0;
 		volatile ccsr_ddr_t *ddr= (void *)(CONFIG_SYS_MPC85xx_DDR_ADDR);
-		dma_init();
+
 		for (*p = 0; p < (uint *)(8 * 1024); p++) {
 			if (((unsigned int)p & 0x1f) == 0) { dcbz(p); }
 			*p = (unsigned int)0xdeadbeef;