This series brings various fixes, cleanups and improvements to stm32-usart driver. Changes in v2: - delete DMA cookie variables removal from V1 patch as already done by a previous patch - update commit message as DMA cookie variables removal is no more included in this patch Erwan Le Ray (8): serial: stm32: fix DMA initialization error handling serial: stm32: fix code cleaning warnings and checks serial: stm32: add "_usart" prefix in functions name serial: stm32: add author dt-bindings: serial: stm32: update rts-gpios and cts-gpios serial: stm32: update conflicting RTS/CTS config comment serial: stm32: clean probe and remove port deinit serial: stm32: update transmission complete error message in shutdown .../bindings/serial/st,stm32-uart.yaml | 13 +- drivers/tty/serial/stm32-usart.c | 415 +++++++++--------- 2 files changed, 227 insertions(+), 201 deletions(-) -- 2.17.1