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>

cpu/mpc85xx/ddr-gen1.c

@@ -66,10 +66,6 @@ void fsl_ddr_set_memctl_regs(const fsl_ddr_cfg_regs_t *regs,
 }
 
 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
-extern void dma_init(void);
-extern uint dma_check(void);
-extern int dmacpy(phys_addr_t dest, phys_addr_t src, phys_size_t n);
-
 /*
  * Initialize all of memory for ECC, then enable errors.
  */

include/asm-ppc/fsl_dma.h

@@ -94,4 +94,9 @@ typedef struct fsl_dma {
 	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_ */