On Sat, Aug 12, 2023 at 09:24:21PM -0700, Justin Chen wrote: > On Sat, Aug 12, 2023 at 3:50 AM Greg Kroah-Hartman > <gregkh@xxxxxxxxxxxxxxxxxxx> wrote: > > On Fri, Aug 11, 2023 at 03:14:01PM -0700, Justin Chen wrote: > > > + [PORT_BCM7271] = { > > > + .name = "bcm7271_uart", This is badly named port type. > > > + .fifo_size = 32, > > > + .tx_loadsz = 32, > > > + .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_01, > > > + .rxtrig_bytes = {1, 8, 16, 30}, > > > + .flags = UART_CAP_FIFO | UART_CAP_AFE > > > + }, > > > }; This is almost a dup of PORT_ALTR_16550_F32. Use it if you wish. You can always rename it if it feels the right thing to do. But why 8 and not 16 is the default rxtrig? -- With Best Regards, Andy Shevchenko