Idempotent patch commit sha1

README.md

@@ -103,6 +103,8 @@ First, keep current u-boot parameters:
 
 > Keep the content of `printenv` [output](infos/printenv.txt). This will be a useful reference if you want to restore any u-boot parameters.
 
+> Hint: press `ctrl + a` then type `:quit` to quit.
+
 # Test new U-Boot with Serial port
 
 > **NB:** Newer stock versions of u-boot cannot boot the original D-link kernels!
@@ -126,6 +128,8 @@ Try to boot with following commands :
 > New default boot commands try to load `uEnv.txt` from USB FAT partition, just change `loadbootenv` to load from ext2.  
 > The `mtdparts` option had became `cmdlinepart.mtdparts` (in Debian-land, at least). [StackExchange](https://unix.stackexchange.com/q/554266)
 
+> Hint: press `ctrl + \` then type `c` to quit.
+
 ## `uEnv.txt` configuration
 
 `/uEnv.txt` file is already configured to load Flat Image Tree (FIT) uImage from UBIFS partition first, and fallback to USB on failing.

scripts/build_uboot.sh

@@ -13,10 +13,11 @@ fi
 
 git config user.email "john@doe.xyz"; git config user.name "John Doe"
 
+# git checkout v2020.04; git merge --squash v2020.04-dns320; git format-patch HEAD~1
 # Apply `EHCI timed out on TD` patch from https://forum.doozan.com/read.php\?3,35295
-git am < /scripts/v2020.04-usbtimeoutfix.patch
+git am --committer-date-is-author-date < /scripts/v2020.04-usbtimeoutfix.patch
 # Apply DNS-320 support patch from https://github.com/avoidik/board_dns320
-git am < /scripts/v2020.04-dns320.patch
+git am --committer-date-is-author-date < /scripts/v2020.04-dns320.patch
 
 export ARCH=arm CROSS_COMPILE=arm-linux-gnueabi-
 make distclean