add yosys dep
diff --git a/.github/workflows/gds.yaml b/.github/workflows/gds.yaml
index 3179805..dabd181 100644
--- a/.github/workflows/gds.yaml
+++ b/.github/workflows/gds.yaml
@@ -35,6 +35,12 @@
cache: 'pip'
- run: pip install -r requirements.txt
+ # install oss fpga tools for yosys to sanity check module ports
+ - name: install oss-cad-suite
+ uses: YosysHQ/setup-oss-cad-suite@v1
+ with:
+ osscadsuite-version: '2022-09-03' # pin the version, latest one fails to work with caravel
+
# pwd debug
- name: pwd
run: |