add gpio led uart

hc

2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/drivers/usb/serial/spcp8x5.c
..
..
@@ -281,10 +281,7 @@
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 static void spcp8x5_init_termios(struct tty_struct *tty)
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 {
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-	tty->termios = tty_std_termios;
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-	tty->termios.c_cflag = B115200 | CS8 | CREAD | HUPCL | CLOCAL;
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-	tty->termios.c_ispeed = 115200;
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-	tty->termios.c_ospeed = 115200;
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+	tty_encode_baud_rate(tty, 115200, 115200);
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 }
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 static void spcp8x5_set_termios(struct tty_struct *tty,