Setup 4 inch (800x480) HDMI IPS Display on Raspberry Pi

Setup 4 inch HDMI Display-C (XPT2046 Touch Controller/800x480 Pixel) on Raspberry Pi 4B/8G (Raspberry Pi OS 32 bit). https://helloraspberrypi.blogspot.com/2020/11/setup-4-inch-hdmi-display-c-on.html