Due to a problem with the fitter inside the Intel® Quartus® Prime Pro Edition Software versions 20.3 to 21.4, the dedicated HPS I/O output pins will be placed in the wrong pin locations. This will be reflected in the pinout report (.pin file) that is generated by the Intel® Quartus® Prime Pro Edition Software during the fitter stage.
Download and install the following patch and readme file to fix this problem for the Intel® Quartus® Prime Pro Edition version 21.4:
- Windows (.exe) patch 0.47 for Intel Quartus Prime Pro Edition Software version 21.4
- Linux (.run) patch 0.47 for Intel Quartus Prime Pro Edition Software version 21.4
- Readme for the Intel Quartus Prime Pro Edition Software version 21.4 patch 0.47 (.txt)
This issue is fixed starting with the Intel Quartus Prime Pro Edition Software version 22.1.