Convert mmc_init to mmc_legacy_init

This is to get it out of the way of incoming MMC framework

Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/cpu/arm720t/lpc2292/mmc.c b/cpu/arm720t/lpc2292/mmc.c
index 792a884..beaffe9 100644
--- a/cpu/arm720t/lpc2292/mmc.c
+++ b/cpu/arm720t/lpc2292/mmc.c
@@ -93,12 +93,12 @@
 	return 0;
 }
 
-int mmc_init(int verbose)
+int mmc_legacy_init(int verbose)
 {
 	int ret = -ENODEV;
 
 	if (verbose)
-		printf("mmc_init\n");
+		printf("mmc_legacy_init\n");
 
 	spi_init();
 	/* this meeds to be done twice */
diff --git a/cpu/pxa/mmc.c b/cpu/pxa/mmc.c
index 1f0d488..7199e89 100644
--- a/cpu/pxa/mmc.c
+++ b/cpu/pxa/mmc.c
@@ -543,7 +543,7 @@
 
 int
 /****************************************************/
-mmc_init(int verbose)
+mmc_legacy_init(int verbose)
 /****************************************************/
 {
 	int retries, rc = -ENODEV;