Symbol: USART_CR3_RXFTIE
drivers/tty/serial/stm32-usart.c
1199
cr3 &= USART_CR3_TXFTIE | USART_CR3_RXFTIE;
drivers/tty/serial/stm32-usart.c
1258
stm32_port->cr3_irq = USART_CR3_RXFTIE;