diff --git a/drivers/mfd/mfd-core.c b/drivers/mfd/mfd-core.c
index 54ddf3772e0..ae15e495e20 100644
--- a/drivers/mfd/mfd-core.c
+++ b/drivers/mfd/mfd-core.c
@@ -25,7 +25,7 @@ static int mfd_add_device(struct device *parent, int id,
 	int ret = -ENOMEM;
 	int r;
 
-	pdev = platform_device_alloc(cell->name, id);
+	pdev = platform_device_alloc(cell->name, id + cell->id);
 	if (!pdev)
 		goto fail_alloc;
 
diff --git a/include/linux/mfd/core.h b/include/linux/mfd/core.h
index 49ef857cdb2..11d740b8831 100644
--- a/include/linux/mfd/core.h
+++ b/include/linux/mfd/core.h
@@ -23,6 +23,7 @@
  */
 struct mfd_cell {
 	const char		*name;
+	int			id;
 
 	int			(*enable)(struct platform_device *dev);
 	int			(*disable)(struct platform_device *dev);