Commit c5917b4b authored by Alison Wang's avatar Alison Wang Committed by Simon Glass

dm: serial-uclass: Move a carriage return before a line feed

In general, a carriage return needs to execute before a line feed. The
patch is to change serial DM driver serial-uclass.c based on this rule.
Signed-off-by: default avatarAlison Wang <alison.wang@nxp.com>
Reviewed-by: default avatarBin Meng <bmeng.cn@gmail.com>
parent eea1d148
......@@ -123,11 +123,12 @@ static void _serial_putc(struct udevice *dev, char ch)
struct dm_serial_ops *ops = serial_get_ops(dev);
int err;
if (ch == '\n')
_serial_putc(dev, '\r');
do {
err = ops->putc(dev, ch);
} while (err == -EAGAIN);
if (ch == '\n')
_serial_putc(dev, '\r');
}
static void _serial_puts(struct udevice *dev, const char *str)
......
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