diff --git a/drivers/dfu/dfu_mmc.c b/drivers/dfu/dfu_mmc.c
index b41785d..5e10ea7 100644
--- a/drivers/dfu/dfu_mmc.c
+++ b/drivers/dfu/dfu_mmc.c
@@ -215,8 +215,12 @@
 	}
 
 	entity_type = argv[0];
-	second_arg = simple_strtoul(argv[1], NULL, 16);
-	third_arg = simple_strtoul(argv[2], NULL, 16);
+	/*
+	 * Base 0 means we'll accept (prefixed with 0x or 0) base 16, 8,
+	 * with default 10.
+	 */
+	second_arg = simple_strtoul(argv[1], NULL, 0);
+	third_arg = simple_strtoul(argv[2], NULL, 0);
 
 	mmc = find_mmc_device(dfu->dev_num);
 	if (mmc == NULL) {
diff --git a/include/configs/am335x_evm.h b/include/configs/am335x_evm.h
index ea9e758..4147f9f 100644
--- a/include/configs/am335x_evm.h
+++ b/include/configs/am335x_evm.h
@@ -320,10 +320,10 @@
 	"boot part 0 1;" \
 	"rootfs part 0 2;" \
 	"MLO fat 0 1;" \
-	"MLO.raw mmc 100 100;" \
-	"u-boot.img.raw mmc 300 400;" \
-	"spl-os-args.raw mmc 80 80;" \
-	"spl-os-image.raw mmc 900 2000;" \
+	"MLO.raw mmc 0x100 0x100;" \
+	"u-boot.img.raw mmc 0x300 0x400;" \
+	"spl-os-args.raw mmc 0x80 0x80;" \
+	"spl-os-image.raw mmc 0x900 0x2000;" \
 	"spl-os-args fat 0 1;" \
 	"spl-os-image fat 0 1;" \
 	"u-boot.img fat 0 1;" \
diff --git a/include/configs/trats.h b/include/configs/trats.h
index 5d8bd60..c4afecf 100644
--- a/include/configs/trats.h
+++ b/include/configs/trats.h
@@ -101,7 +101,7 @@
 	"name="PARTS_UMS",size=-,uuid=${uuid_gpt_"PARTS_UMS"}\0" \
 
 #define CONFIG_DFU_ALT \
-	"u-boot mmc 80 400;" \
+	"u-boot raw 0x80 0x400;" \
 	"uImage ext4 0 2;" \
 	"modem.bin ext4 0 2;" \
 	"exynos4210-trats.dtb ext4 0 2;" \
@@ -112,7 +112,7 @@
 	""PARTS_ROOT" part 0 5;" \
 	""PARTS_DATA" part 0 6;" \
 	""PARTS_UMS" part 0 7;" \
-	"params.bin mmc 0x38 0x8\0"
+	"params.bin raw 0x38 0x8\0"
 
 #define CONFIG_EXTRA_ENV_SETTINGS \
 	"bootk=" \
diff --git a/include/configs/trats2.h b/include/configs/trats2.h
index 53d449c..14def7d 100644
--- a/include/configs/trats2.h
+++ b/include/configs/trats2.h
@@ -91,7 +91,7 @@
 	"name="PARTS_UMS",size=-,uuid=${uuid_gpt_"PARTS_UMS"}\0" \
 
 #define CONFIG_DFU_ALT \
-	"u-boot mmc 80 800;" \
+	"u-boot raw 0x80 0x800;" \
 	"uImage ext4 0 2;" \
 	"modem.bin ext4 0 2;" \
 	"exynos4412-trats2.dtb ext4 0 2;" \
@@ -102,7 +102,7 @@
 	""PARTS_ROOT" part 0 5;" \
 	""PARTS_DATA" part 0 6;" \
 	""PARTS_UMS" part 0 7;" \
-	"params.bin mmc 0x38 0x8\0"
+	"params.bin raw 0x38 0x8\0"
 
 #define CONFIG_EXTRA_ENV_SETTINGS \
 	"bootk=" \