Here are some simple patches to add an IrDA mode to the sc16is7xx spi/i2c serial UART bridge driver, and to switch to a threaded IRQ handler. The 4th patch enables falling edge IRQ triggers for DT enabled setups as well. Daniel Mack (2): sc16is7xx: Always use falling edge IRQ sc16is7xx: Use threaded IRQ Pascal Huerst (2): dt-bindings: sc16is7xx: Add flag to activate IrDA mode sc16is7xx: Add flag to activate IrDA mode .../bindings/serial/nxp,sc16is7xx.txt | 4 ++ drivers/tty/serial/sc16is7xx.c | 42 ++++++++++--------- 2 files changed, 26 insertions(+), 20 deletions(-) -- 2.26.2