diff -drupN a/tools/pm-sleep/README b/tools/pm-sleep/README
--- a/tools/pm-sleep/README	1970-01-01 03:00:00.000000000 +0300
+++ b/tools/pm-sleep/README	2022-06-09 05:02:37.000000000 +0300
@@ -0,0 +1,6 @@
+
+pm sleep only support x1000 and m200
+
+compile:
+	exprot CHIP_TYPE=m200
+	make