On 2021-01-29 6:25 a.m., Andy Shevchenko wrote: > On Thu, Jan 28, 2021 at 06:36:29PM -0500, Eric Tremblay wrote: >> That port does not have an interrupt on TEMT when using >> the FIFO mode. > This is wrong. > 1. You have to guarantee that TEMT is set for all UARTs before this patch > 2. World is not staying on OF only platforms > > NAK Considering the use of the reversed capability UART_CAP_NOTEMT should I set the flag directly in uart_config like: [PORT_16550A_FSL64] = { .name = "16550A_FSL64", .fifo_size = 64, .tx_loadsz = 63, .fcr = UART_FCR_ENABLE_FIFO | UART_FCR_R_TRIG_10 | UART_FCR7_64BYTE, .flags = UART_CAP_FIFO | UART_CAP_NOTEMT, }, >