scripts: Makefile: also clean subdir dtc

Since commit 93b196532254 ("Makefile: Only build dtc if needed"),
the sub directory scripts/dtc is never cleaned.
Adds the directory dtc to subdir to always clean it.

Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

diff --git a/scripts/Makefile b/scripts/Makefile
index cfe9fef804425fe8a0b35216233bd45e588e7e81..8731e6cecd78713a51df70943afd903d1254591c 100644 (file)
--- a/scripts/Makefile
+++ b/scripts/Makefile
@@ -9,4 +9,4 @@ hostprogs-$(CONFIG_BUILD_BIN2C)         += bin2c
 always         := $(hostprogs-y)
 
 # Let clean descend into subdirs
-subdir-        += basic kconfig
+subdir-        += basic kconfig dtc