Bloomfield series D0 should be supported.
Hmm, I thought they dropped 106A4/106A5?
https://newsroom.intel.com/wp-content/uploads/sites/11/2018/04/microcode-update-guidance.pdf
Missing from the latest document:
https://www.intel.com/content/dam/www/public/us/en/documents/sa00115-microcode-update-guidance.pdf