On Wed, Jul 03, 2024 at 02:55:09PM +0000, Yixun Lan wrote: > Found SpacemiT's K1 uart controller is compatible with > Intel's Xscale uart, but it's still worth to introduce a new compatible. Per vendor's kernel source code, all the uarts support 64Bytes FIFO. So if it's compatible with Xscale, it's a xscale uart 64 Bytes FIFO.