[PATCH] makefile: fix clean directive

[Damien Le Moal]

Add cleaning of compiled device tree files (.dtb files).

Signed-off-by: Damien Le Moal <damien.lemoal at wdc.com>
---
 Makefile | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Makefile b/Makefile
index cebb78e..2a352ef 100644
--- a/Makefile
+++ b/Makefile
@@ -461,6 +461,8 @@ clean:
 	$(CMD_PREFIX)find $(build_dir) -type f -name "*.elf" -exec rm -rf {} +
 	$(if $(V), @echo " RM        $(build_dir)/*.bin")
 	$(CMD_PREFIX)find $(build_dir) -type f -name "*.bin" -exec rm -rf {} +
+	$(if $(V), @echo " RM        $(build_dir)/*.dtb")
+	$(CMD_PREFIX)find $(build_dir) -type f -name "*.dtb" -exec rm -rf {} +
 
 # Rule for "make distclean"
 .PHONY: distclean
-- 
2.26.2