I followed this guide to install Bluetooth and WiFi drivers. From the guide I ran downloaded the firmware file on my Mac, ran the script there, then booted into Ubuntu and ran the script there as well, however I was not able to get wireless connection after running all of the commands and following the steps. I ran sudo journalctl -k --grep=brcmfmac and this was the output I got.
My brcm/ folder looks like this:
