diff --git a/drivers/core/uclass.c b/drivers/core/uclass.c
index be7c8ddf1a..096f0253f7 100644
--- a/drivers/core/uclass.c
+++ b/drivers/core/uclass.c
@@ -460,7 +460,7 @@ int uclass_get_device_by_ofnode(enum uclass_id id, ofnode node,
 }
 
 #if CONFIG_IS_ENABLED(OF_CONTROL)
-int uclass_get_device_by_phandle_id(enum uclass_id id, int phandle_id,
+int uclass_get_device_by_phandle_id(enum uclass_id id, uint phandle_id,
 				    struct udevice **devp)
 {
 	struct udevice *dev;
diff --git a/include/dm/uclass.h b/include/dm/uclass.h
index d54683a106..b935a83b38 100644
--- a/include/dm/uclass.h
+++ b/include/dm/uclass.h
@@ -223,7 +223,7 @@ int uclass_get_device_by_ofnode(enum uclass_id id, ofnode node,
  * @return 0 if OK, -ENODEV if there is no device match the phandle, other
  *	-ve on error
  */
-int uclass_get_device_by_phandle_id(enum uclass_id id, int phandle_id,
+int uclass_get_device_by_phandle_id(enum uclass_id id, uint phandle_id,
 				    struct udevice **devp);
 
 /**