evcc-io · schreibubi · Nov 5, 2025 · Nov 12, 2025 · Nov 12, 2025 · Nov 15, 2025
diff --git a/README.md b/README.md
@@ -42,6 +42,8 @@ Repository for ready-to-use Debian-based [evcc](https://evcc.io) images for popu
 | [Raspberry Pi 4](https://www.raspberrypi.com/products/raspberry-pi-4-model-b/)            | ✅     | Built-in | SD only   | [`rpi4b`](https://github.com/evcc-io/images/releases)      | see above                                                                                         |
 | [Raspberry Pi 3b](https://www.raspberrypi.com/products/raspberry-pi-3-model-b/)           | ✅     | Built-in | SD only   | [`rpi4b`](https://github.com/evcc-io/images/releases)      | see above                                                                                         |
 | [Raspberry Pi Zero 2 W](https://www.raspberrypi.com/products/raspberry-pi-zero-2-w/)      | ✅     | Built-in | SD only   | [`rpi4b`](https://github.com/evcc-io/images/releases)      | see above                                                                                         |
+| [OpenWB series2 standard/Duo](https://openwb.de/main/?page_id=161)                        | ✅     | Built-in | SD only   | [`openwb`](https://github.com/evcc-io/images/releases)      | see above                                                                                         |
+| [OpenWB series2 standard/Duo+](https://openwb.de/main/?page_id=161)                       | ✅     | Built-in | SD only   | [`openwb-display`](https://github.com/evcc-io/images/releases)      | see above                                                                                         |
 | [NanoPi R3S](https://www.friendlyelec.com/index.php?route=product/product&product_id=311) | ✅     | via USB  | eMMC & SD | [`nanopi-r3s`](https://github.com/evcc-io/images/releases) | see above, [then copy to eMMC](https://docs.armbian.com/User-Guide_Getting-Started/#installation) |
 
 ✅ tested<br/>

diff --git a/build-local.sh b/build-local.sh
@@ -24,8 +24,10 @@ Examples:
   ./build-local.sh --board nanopi-r3s
 
 Supported boards:
-  - rpi4b        Raspberry Pi 4B
-  - nanopi-r3s   NanoPi R3S
+  - rpi4b          Raspberry Pi 4B
+  - nanopi-r3s     NanoPi R3S
+  - openwb         OpenWB without display
+  - openwb-display OpenWB with display
 
 EOF
 }
@@ -57,12 +59,12 @@ check_requirements() {
 
 validate_board() {
   case "$BOARD" in
-    rpi4b|nanopi-r3s)
+    rpi4b|nanopi-r3s|openwb|openwb-display)
       echo "✅ Board '$BOARD' is supported"
       ;;
     *)
       echo "❌ Unsupported board: '$BOARD'"
-      echo "Supported boards: rpi4b, nanopi-r3s"
+      echo "Supported boards: rpi4b, nanopi-r3s, openwb, openwb-display"
       exit 1
       ;;
   esac

diff --git a/scripts/build-armbian.sh b/scripts/build-armbian.sh
@@ -11,6 +11,7 @@ REPO_ROOT=$(cd -- "${SCRIPT_DIR}/.." && pwd)
 BOARD=""
 HOSTNAME="evcc"
 RELEASE_NAME="local"
+OPENWB_DISPLAY="false"
 
 usage() {
   cat <<EOF
@@ -20,7 +21,7 @@ Examples:
   $0 --board rpi4b
   $0 --board nanopi-r3s --release-name 2025-01
 
-Supported boards are those supported by Armbian mainline (e.g. rpi4b, nanopi-r3s).
+Supported boards are those supported by Armbian mainline (e.g. rpi4b, nanopi-r3s, openwb, openwb-display).
 EOF
 }
 
@@ -52,12 +53,21 @@ cleanup() {
   fi
 }
 trap cleanup EXIT
-mkdir -p "$BUILDTMP/userpatches/overlay/etc"
+mkdir -p "$BUILDTMP/userpatches/overlay/"
 
+if [[ "$BOARD" =~ ^openwb.* ]]; then
+  OPENWB="true"
+fi
+
+if [[ "$BOARD" == "openwb-display" ]]; then
+  OPENWB_DISPLAY="true"
+fi
 
-# Exported to the chroot via /etc/evcc-image.env
-cat >"$BUILDTMP/userpatches/overlay/etc/evcc-image.env" <<ENV
+# Exported to the chroot via /tmp/overlay/evcc-image.env
+cat >"$BUILDTMP/userpatches/overlay/evcc-image.env" <<ENV
 EVCC_HOSTNAME=${HOSTNAME}
+OPENWB=${OPENWB}
+OPENWB_DISPLAY=${OPENWB_DISPLAY}
 ENV
 
 # Copy our customize script and auxiliary files
@@ -74,7 +84,7 @@ if [[ "$(uname)" == "Darwin" ]]; then
 else
   BUILD_DIR="$BUILDTMP/build"
 fi
-git clone --depth=1 --branch v25.8.1 https://github.com/armbian/build.git "$BUILD_DIR"
+git clone --depth=1 --branch v25.8.2 https://github.com/armbian/build.git "$BUILD_DIR"
 
 # Place our userpatches into the build tree
 rm -rf "$BUILD_DIR/userpatches"
@@ -87,22 +97,7 @@ echo "Removing problematic rkvdec patches..."
 find "$BUILD_DIR/patch" -name "*general-v4l2-rkvdec*" -type f -exec rm -v {} \; 2>/dev/null || true
 
 pushd "$BUILD_DIR" >/dev/null
-  EXPERT=yes \
-  SKIP_LOG_ARCHIVE=yes \
-  SHARE_LOG=yes \
-  USE_TORRENT=no \
-  OFFLINE_WORK=no \
-  VENDOR="evcc" \
-  VENDORURL="https://evcc.io" \
-  IMAGE_SUFFIX="evcc-${RELEASE_NAME}" \
-  ./compile.sh \
-    BOARD="$BOARD" \
-    BRANCH=current \
-    RELEASE="bookworm" \
-    BUILD_MINIMAL=no \
-    BUILD_DESKTOP=no \
-    KERNEL_CONFIGURE=no \
-    COMPRESS_OUTPUTIMAGE=sha,zip
+  ./compile.sh $BOARD 
 popd >/dev/null
 
 # Copy results to output directory
@@ -114,7 +109,7 @@ fi
 
 # Rename outputs to armbian_evcc-[release-name]_[board].img[...]
 shopt -s nullglob
-for f in "$IMAGE_OUT_DIR"/Armbian-*; do
+for f in "$IMAGE_OUT_DIR"/evcc_*; do
   base_ext="${f##*.}"
   if [[ "$f" == *.img ]]; then
     mv -f "$f" "$IMAGE_OUT_DIR/armbian_evcc-${RELEASE_NAME}_${BOARD}.img"

diff --git a/userpatches/common-evcc.conf b/userpatches/common-evcc.conf
@@ -0,0 +1,21 @@
+export EXPERT=yes
+export SKIP_LOG_ARCHIVE=yes
+export SHARE_LOG=no
+export USE_TORRENT=no
+export OFFLINE_WORK=no
+export VENDOR="evcc"
+export VENDORURL="https://evcc.io"
+export VENDORSUPPORT="https://github.com/evcc-io/evcc/discussions"
+export BRANCH=current
+export RELEASE="trixie"
+export BUILD_MINIMAL=no
+export BUILD_DESKTOP=no
+export KERNEL_CONFIGURE=no
+export COMPRESS_OUTPUTIMAGE=sha,zip
+export INCLUDE_HOME_DIR=yes
+export CONSOLE_AUTOLOGIN=no
+export MAINTAINER="Michael Geers"
+export MAINTAINERMAIL="[email protected]"
+
+# Use build host DNS server inside chroot instead of default 1.0.0.1
+NAMESERVER=$(grep nameserver /etc/resolv.conf|awk '{ print $2 }'| head -n 1)
diff --git a/userpatches/config-nanopi-r3s.conf.sh b/userpatches/config-nanopi-r3s.conf.sh
@@ -0,0 +1,3 @@
+source common-evcc.conf
+
+export BOARD=nanopi-r3s
diff --git a/userpatches/config-openwb-display.conf.sh b/userpatches/config-openwb-display.conf.sh
@@ -0,0 +1,3 @@
+source config-openwb.conf.sh
+
+export EXTRA_IMAGE_SUFFIXES+=("-display")
diff --git a/userpatches/config-openwb.conf.sh b/userpatches/config-openwb.conf.sh
@@ -0,0 +1,11 @@
+source config-rpi4b.conf.sh
+
+export EXTRA_IMAGE_SUFFIXES+=("-openwb")
+
+function pre_umount_final_image__900_append_to_raspi_config() {
+	cat <<- EOD >> "${MOUNT}"/boot/firmware/config.txt
+		[all]
+		gpio=4,5,7,11,17,22,23,24,25,26,27=op,dl
+		gpio=6,8,9,10,12,13,16,21=ip,pu
+	EOD
+}
diff --git a/userpatches/config-rpi4b.conf.sh b/userpatches/config-rpi4b.conf.sh
@@ -0,0 +1,3 @@
+source common-evcc.conf
+
+export BOARD=rpi4b
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,3 @@
		source common-evcc.conf

		export BOARD=nanopi-r3s
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,3 @@
		source config-openwb.conf.sh

		export EXTRA_IMAGE_SUFFIXES+=("-display")