The ALC3287 is not a standard consumer sound card. It is an I2S (Intelligent Sound Technology) audio codec designed for modern laptops (Dell XPS, Lenovo, Huawei MateBook, etc.) that use Intel Tiger Lake, Alder Lake, or newer CPUs.
Because of this, The driver is integrated into the Intel chipset drivers. realtek alc3287 driver
The ALC3287 is fully supported by the project. Ensure your kernel is up-to-date (5.10+). You may need to install: sof-firmware and ensure snd-sof-pci-intel-tgl or similar module is loaded. The ALC3287 is not a standard consumer sound card
Here is the specific information you need: etc.) that use Intel Tiger Lake