diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c
index 36751f37dd52..8e8a016effe9 100644
--- a/drivers/mfd/ab8500-core.c
+++ b/drivers/mfd/ab8500-core.c
@@ -1108,6 +1108,7 @@ static struct mfd_cell ab8500_devs[] = {
 	},
 	{
 		.name = "ab8500-usb",
+		.of_compatible = "stericsson,ab8500-usb",
 		.num_resources = ARRAY_SIZE(ab8500_usb_resources),
 		.resources = ab8500_usb_resources,
 	},