boards/icesugar: add to CI and README

Author: vk2seb

.github/workflows/main.yml

@@ -29,6 +29,19 @@ jobs:
           name: ubuntu-build-icebreaker.bin
           path: gateware/build/icebreaker/top.bin
 
+  ubuntu-build-icesugar-r33:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: YosysHQ/setup-oss-cad-suite@v3
+      - run: git submodule update --init gateware/external/no2misc
+      - run: yosys --version
+      - run: make HW_REV=HW_R33 BOARD=icesugar CORE=mirror -C gateware
+      - uses: actions/upload-artifact@v3
+        with:
+          name: ubuntu-build-icesugar.bin
+          path: gateware/build/icesugar/top.bin
+
   ubuntu-build-icebreaker-r33-touch:
     runs-on: ubuntu-latest
     steps:

README.md

@@ -60,6 +60,7 @@ An FPGA development board itself is NOT included! Essentially anything iCE40 or
 
 The following development boards have been tested with `eurorack-pmod` and are supported by the examples in the github repository
 - iCEbreaker (iCE40 based)
+- [iCESugar](https://github.com/wuxx/icesugar) (iCE40 based, iCE40UP5K version)
 - ECPIX-5 (ECP5 based)
 - Colorlight i5 (ECP5 based)
 - Colorlight i9 (ECP5 based)