diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index af5da110d52bd52a63b80b894829c506cfc978ed..5f37f7d31663e933b7d717d09ae3d5f2f74ccc96 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -1082,20 +1082,6 @@ static void __init sci_init_ports(void)
 	}
 }
 
-int __init early_sci_setup(struct uart_port *port)
-{
-	if (unlikely(port->line > SCI_NPORTS))
-		return -ENODEV;
-
-	sci_init_ports();
-
-	sci_ports[port->line].port.membase	= port->membase;
-	sci_ports[port->line].port.mapbase	= port->mapbase;
-	sci_ports[port->line].port.type		= port->type;
-
-	return 0;
-}
-
 #ifdef CONFIG_SERIAL_SH_SCI_CONSOLE
 /*
  *	Print a string to the serial port trying not to disturb
diff --git a/include/linux/serial_sci.h b/include/linux/serial_sci.h
index 893cc53486bc676a99ed2712fd220c66623f0814..717059d6791f5c08ea8bc8a23761a198f0cedc61 100644
--- a/include/linux/serial_sci.h
+++ b/include/linux/serial_sci.h
@@ -27,6 +27,4 @@ struct plat_sci_port {
 	upf_t		flags;			/* UPF_* flags */
 };
 
-int early_sci_setup(struct uart_port *port);
-
 #endif /* __LINUX_SERIAL_SCI_H */