Hello, this is a follow up to https://lore.kernel.org/linux-serial/20210204161158.643-1-etremblay@xxxxxxxxxxxxxxxxxxxx Compared to this v3 the following happend: - rebased to v5.17 - Slightly reworded commit log of patch 2 and 3 (requested by Andy) - Use tty_get_frame_size instead of adding another variant. I tested this series on a Freescale MPC8313 (ARCH=powerpc). Best regards Uwe Eric Tremblay (3): serial: 8250: Handle UART without interrupt on TEMT using em485 serial: 8250: Add UART_CAP_NOTEMT on PORT_16550A_FSL64 serial: 8250: add compatible for fsl,16550-FIFO64 drivers/tty/serial/8250/8250.h | 1 + drivers/tty/serial/8250/8250_of.c | 2 + drivers/tty/serial/8250/8250_port.c | 78 +++++++++++++++++++++++++++-- include/linux/serial_8250.h | 2 + 4 files changed, 80 insertions(+), 3 deletions(-) base-commit: f443e374ae131c168a065ea1748feac6b2e76613 -- 2.30.2