diff --git a/drivers/block/Kconfig b/drivers/block/Kconfig
index fcc9ccd..80eea84 100644
--- a/drivers/block/Kconfig
+++ b/drivers/block/Kconfig
@@ -9,10 +9,9 @@
 	  be partitioned into several areas, called 'partitions' in U-Boot.
 	  A filesystem can be placed in each partition.
 
-config DISK
-	bool "Support disk controllers with driver model"
+config AHCI
+	bool "Support SATA controllers with driver model"
 	depends on DM
-	default y if DM
 	help
 	  This enables a uclass for disk controllers in U-Boot. Various driver
 	  types can use this, such as AHCI/SATA. It does not provide any standard
diff --git a/drivers/block/Makefile b/drivers/block/Makefile
index a43492f..b832ae1 100644
--- a/drivers/block/Makefile
+++ b/drivers/block/Makefile
@@ -7,7 +7,7 @@
 
 obj-$(CONFIG_BLK) += blk-uclass.o
 
-obj-$(CONFIG_DISK) += disk-uclass.o
+obj-$(CONFIG_AHCI) += ahci-uclass.o
 obj-$(CONFIG_SCSI_AHCI) += ahci.o
 obj-$(CONFIG_DWC_AHSATA) += dwc_ahsata.o
 obj-$(CONFIG_FSL_SATA) += fsl_sata.o
diff --git a/drivers/block/disk-uclass.c b/drivers/block/ahci-uclass.c
similarity index 72%
rename from drivers/block/disk-uclass.c
rename to drivers/block/ahci-uclass.c
index d665b35..7b8c326 100644
--- a/drivers/block/disk-uclass.c
+++ b/drivers/block/ahci-uclass.c
@@ -8,7 +8,7 @@
 #include <common.h>
 #include <dm.h>
 
-UCLASS_DRIVER(disk) = {
-	.id		= UCLASS_DISK,
-	.name		= "disk",
+UCLASS_DRIVER(ahci) = {
+	.id		= UCLASS_AHCI,
+	.name		= "ahci",
 };