Dtoverlay=i2s-mmap not needed anymore?

I’ve found this in the legendary raspberry I2S thread (started 10 years ago, 43 pages !):
Sun Jun 05, 2022 9:10 am:
" Hi, can anyone please explain why the dtoverlay=i2s-mmap is not working in rpi-5.15?"

HiassofT: It has been removed ages ago as it’s no longer needed.