uboot-envtools: support Xiaomi Mi Router 3G v2/4A Gigabit

Add support for the following devices:

- Xiaomi Mi Wi-Fi Router 3G v2
- Xiaomi Mi Router 4A Gigabit Edition

Signed-off-by: Antonis Kanouras <antonis@metadosis.eu>
[add explicit case for 4A, bump PKG_RELEASE,
improve commit title/message]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

package/boot/uboot-envtools/Makefile

@@ -10,7 +10,7 @@ include $(TOPDIR)/rules.mk
 PKG_NAME:=uboot-envtools
 PKG_DISTNAME:=u-boot
 PKG_VERSION:=2020.04
-PKG_RELEASE:=4
+PKG_RELEASE:=5
 
 PKG_SOURCE:=$(PKG_DISTNAME)-$(PKG_VERSION).tar.bz2
 PKG_SOURCE_URL:= \

package/boot/uboot-envtools/files/ramips

@@ -29,6 +29,8 @@ buffalo,wsr-1166dhp|\
 buffalo,wsr-600dhp|\
 mediatek,linkit-smart-7688|\
 samknows,whitebox-v8|\
+xiaomi,mir3g-v2|\
+xiaomi,mi-router-4a-gigabit|\
 xiaomi,miwifi-nano|\
 zbtlink,zbt-wg2626)
 	ubootenv_add_uci_config "/dev/mtd1" "0x0" "0x1000" "0x10000"