diff --git a/tools/ci.sh b/tools/ci.sh
index 5c025705ba468..4c48f86fb8376 100755
--- a/tools/ci.sh
+++ b/tools/ci.sh
@@ -231,13 +231,17 @@ MPY_MTB_CI_DOCKER_VERSION=0.3.0
 function ci_psoc6_setup {
     # Access to serial device 
     if [ "$1" = "--dev-access" ]; then
-        device_flag=--device=/dev/ttyACM0
+        device0_flag=--device=/dev/ttyACM0 
+        device1_flag=--device=/dev/ttyACM1
     else
-        device_flag=
+        device0_flag=
+        device1_flag=
     fi
 
     docker pull ifxmakers/mpy-mtb-ci:${MPY_MTB_CI_DOCKER_VERSION}
-    docker run --name mtb-ci --rm --privileged -d -it ${device_flag} \
+    docker run --name mtb-ci --rm --privileged -d -it \
+      ${device0_flag} \
+      ${device1_flag} \
       -v "$(pwd)":/micropython \
       -w /micropython/ports/psoc6 \
       ifxmakers/mpy-mtb-ci:${MPY_MTB_CI_DOCKER_VERSION}
@@ -261,10 +265,21 @@ function ci_psoc6_deploy {
     docker exec mtb-ci make mpy_program
 }
 
+function ci_psoc6_flash_multiple_devices {
+    hex_file=$1
+    docker exec mtb-ci make program_multi_ext_hex EXT_HEX_FILE=${hex_file}
+}
+
 function ci_psoc6_run_tests {
     docker exec mtb-ci /bin/bash -c "cd ../../tests && ./run-tests.py --target psoc6 --device /dev/ttyACM0 -d psoc6"
 }
 
+# echo ${{ secrets.SELF_HOSTED_PASSWORD }} | sudo -S rm -rf ${GITHUB_WORKSPACE}
+# mkdir ${GITHUB_WORKSPACE}
+# docker stop mtb-ci
+# docker rm mtb-ci
+# docker image prune -all
+
 ########################################################################################
 # ports/qemu-arm