diff --git a/.dockerignore b/.dockerignore
new file mode 100644
index 000000000000..c28a7f516db1
--- /dev/null
+++ b/.dockerignore
@@ -0,0 +1,4 @@
+.git
+.config
+output/
+Dockerfile
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 000000000000..93b77e6c11cb
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,59 @@
+## Build base image
+FROM debian:buster AS base
+
+RUN apt-get update && apt-get install -y \
+    build-essential \
+    g++-multilib \
+    cmake \
+    git \
+    file \
+    bc \
+    rsync \
+    bison \
+    flex \
+    gettext \
+    texinfo \
+    wget \
+    cpio \
+    python \
+    unzip \
+    mercurial \
+    subversion \
+    libncurses5-dev \
+    libc6-dev-i386 \
+    bzr \
+    squashfs-tools \
+    u-boot-tools \
+    vim \
+  && rm -rf /var/lib/apt/lists/*
+
+RUN useradd --user-group --system --create-home --no-log-init buildroot
+
+## Build buildroot
+FROM base AS builder
+ARG CONFIG
+
+RUN mkdir /opt/buildroot && chown buildroot /opt/buildroot
+WORKDIR /opt/buildroot
+
+USER buildroot
+
+COPY --chown=buildroot:buildroot . /opt/buildroot
+
+RUN make od_${CONFIG}_defconfig BR2_EXTERNAL=board/opendingux
+RUN make source
+RUN CONFIG=${CONFIG} ./rebuild.sh
+RUN tar xf output/${CONFIG}/images/opendingux-${CONFIG}-toolchain.*.tar.xz
+
+## Copy assets to the final image
+FROM base
+ARG CONFIG
+
+COPY --from=builder /opt/buildroot/${CONFIG}-toolchain /opt/${CONFIG}-toolchain
+
+WORKDIR /opt/${CONFIG}-toolchain
+ENV PATH ${PATH}:/opt/${CONFIG}-toolchain/bin
+
+RUN ./relocate-sdk.sh
+
+USER buildroot
diff --git a/Makefile b/Makefile
index 9d6b96247754..4e893ed0a217 100644
--- a/Makefile
+++ b/Makefile
@@ -1235,3 +1235,6 @@ include docs/manual/manual.mk
 .PHONY: $(noconfig_targets)
 
 endif #umask / $(CURDIR) / $(O)
+
+# Include docker-related stuff
+include support/misc/docker.mk
diff --git a/support/misc/docker.mk b/support/misc/docker.mk
new file mode 100644
index 000000000000..cb9b3a6fd94c
--- /dev/null
+++ b/support/misc/docker.mk
@@ -0,0 +1,36 @@
+DOCKER_TAG_REVISION := $(or $(DOCKER_TAG_REVISION),$(shell git rev-parse HEAD 2> /dev/null || true))
+DOCKER_TAG_DATE := $(or 		\
+	$(DOCKER_TAG_DATE),				\
+	$(shell (git log -1 --format="%at" 2> /dev/null || true) | xargs -I{} date -d @{} +%Y%m%d))
+
+CONFIGS=gcw0 rs90
+CONFIG_IMAGES=$(addsuffix -docker-image, $(CONFIGS))
+
+.PHONY: publish-docker-images $(CONFIG_IMAGES) $(addprefix push-, $(CONFIG_IMAGES)) $(addprefix publish-, $(CONFIG_IMAGES)) docker-image push-docker-image
+
+publish-docker-images: $(addprefix publish-, $(CONFIG_IMAGES))
+
+$(CONFIG_IMAGES): %-docker-image:
+	make docker-image DOCKER_CONFIG=$*
+
+$(addprefix push-, $(CONFIG_IMAGES)): push-%-docker-image:
+	make push-docker-image DOCKER_CONFIG=$*
+
+$(addprefix publish-, $(CONFIG_IMAGES)): publish-%-docker-image:
+	$(MAKE) $*-docker-image push-$*-docker-image
+
+docker-image:
+	test -n "$(DOCKER_CONFIG)"  # $$DOCKER_CONFIG
+	test -n "$(DOCKER_IMAGE)"  # $$DOCKER_IMAGE
+	docker build \
+		-t ${DOCKER_IMAGE}:${DOCKER_CONFIG}-${DOCKER_TAG_REVISION} \
+		-t ${DOCKER_IMAGE}:${DOCKER_CONFIG}-${DOCKER_TAG_DATE} \
+		-t ${DOCKER_IMAGE}:${DOCKER_CONFIG}-latest \
+		--build-arg CONFIG=${DOCKER_CONFIG} .
+
+push-docker-image:
+	test -n "$(DOCKER_CONFIG)"  # $$DOCKER_CONFIG
+	test -n "$(DOCKER_IMAGE)"  # $$DOCKER_IMAGE
+	docker push ${DOCKER_IMAGE}:${DOCKER_CONFIG}-${DOCKER_TAG_REVISION}
+	docker push ${DOCKER_IMAGE}:${DOCKER_CONFIG}-${DOCKER_TAG_DATE}
+	docker push ${DOCKER_IMAGE}:${DOCKER_CONFIG}-latest