On Mon, 5 Dec 2022 at 01:37, Pali Rohár <p...@kernel.org> wrote: > > U-Boot serial code already handles -EAGAIN value from getc and putc > callbacks. So change drivers code to return -EAGAIN when HW is busy instead > of doing its own busy loop and waiting until HW is ready. > > Signed-off-by: Pali Rohár <p...@kernel.org> > --- > drivers/serial/serial_arc.c | 8 ++++---- > drivers/serial/serial_lpuart.c | 8 ++++---- > drivers/serial/serial_mvebu_a3700.c | 8 ++++---- > 3 files changed, 12 insertions(+), 12 deletions(-)
Reviewed-by: Simon Glass <s...@chromium.org>
