Hyperpixel Square KMS Shell Rotation

Sometime in December the dtparam to rotate the display stopped working. 4.5 months later its still not working? What happened and what is an alternative to what I’ve been doing?

Heres what worked up until December:

dtoverlay=vc4-kms-dpi-hyperpixel4sq,rotate=90

Here’s what I’ve tried (several variations of the following:

dtoverlay=vc4-kms-dpi-hyperpixel4sq dtparam=rotate=90