fsl_dma: Move dma function prototypes to common header file

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/include/asm-ppc/fsl_dma.h b/include/asm-ppc/fsl_dma.h
index c9ec6b5..978283a 100644
--- a/include/asm-ppc/fsl_dma.h
+++ b/include/asm-ppc/fsl_dma.h
@@ -94,4 +94,9 @@
 	char	res4[56];
 } fsl_dma_t;
 
+#ifdef CONFIG_FSL_DMA
+void dma_init(void);
+int dmacpy(phys_addr_t dest, phys_addr_t src, phys_size_t n);
+#endif
+
 #endif	/* _ASM_DMA_H_ */