diff --git a/CPI3_linux_4.20/md5sum b/CPI3_linux_4.20/md5sum
new file mode 100644
index 0000000..4811a0b
--- /dev/null
+++ b/CPI3_linux_4.20/md5sum
@@ -0,0 +1,5 @@
+bcba81428b6346dbf01a84be7f29c210  cpi3_linux_4_20_1902.patch
+cb276a7738733f4eb79c6334802042a4  sun8i-r16-clockworkpi-cpi3.dtb
+743c15ad45fbd6ffa524ac1264f9d4b5  sun8i-r16-clockworkpi-cpi3-hdmi.dtb
+e2baa5ab77335bba3eeec46e03ad4219  uImage
+