mmc: print out partition table

Signed-off-by: Lei Wen <leiwen@marvell.com>
diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c
index 2b14a42..4e7bcdf 100644
--- a/common/cmd_mmc.c
+++ b/common/cmd_mmc.c
@@ -154,6 +154,25 @@
 			mmc_init(mmc);
 
 			return 0;
+		} else if (strncmp(argv[1], "part", 4) == 0) {
+			int dev = simple_strtoul(argv[2], NULL, 10);
+			block_dev_desc_t *mmc_dev;
+			struct mmc *mmc = find_mmc_device(dev);
+
+			if (!mmc) {
+				puts("no mmc devices available\n");
+				return 1;
+			}
+			mmc_init(mmc);
+			mmc_dev = mmc_get_dev(dev);
+			if (mmc_dev != NULL &&
+			    mmc_dev->type != DEV_TYPE_UNKNOWN) {
+				print_part(mmc_dev);
+				return 0;
+			}
+
+			puts("get mmc type error!\n");
+			return 1;
 		}
 
 	case 0:
@@ -230,5 +249,6 @@
 	"read <device num> addr blk# cnt\n"
 	"mmc write <device num> addr blk# cnt\n"
 	"mmc rescan <device num>\n"
+	"mmc part <device num> - lists available partition on mmc\n"
 	"mmc list - lists available devices");
 #endif
diff --git a/disk/part.c b/disk/part.c
index 3ba88c7..1806fe6 100644
--- a/disk/part.c
+++ b/disk/part.c
@@ -364,6 +364,9 @@
 	case IF_TYPE_DOC:
 		puts ("DOC");
 		break;
+	case IF_TYPE_MMC:
+		puts ("MMC");
+		break;
 	default:
 		puts ("UNKNOWN");
 		break;