diff --git a/drivers/tty/serial/8250/8250_early.c b/drivers/tty/serial/8250/8250_early.c
index e3f482fd3de4..2ab61d6673d2 100644
--- a/drivers/tty/serial/8250/8250_early.c
+++ b/drivers/tty/serial/8250/8250_early.c
@@ -171,6 +171,16 @@ OF_EARLYCON_DECLARE(ns16550a, "ns16550a", early_serial8250_setup);
 OF_EARLYCON_DECLARE(uart, "nvidia,tegra20-uart", early_serial8250_setup);
 OF_EARLYCON_DECLARE(uart, "snps,dw-apb-uart", early_serial8250_setup);
 
+static int __init early_serial8250_rs2_setup(struct earlycon_device *device,
+					     const char *options)
+{
+	device->port.regshift = 2;
+
+	return early_serial8250_setup(device, options);
+}
+OF_EARLYCON_DECLARE(uart, "mrvl,mmp-uart", early_serial8250_rs2_setup);
+OF_EARLYCON_DECLARE(uart, "mrvl,pxa-uart", early_serial8250_rs2_setup);
+
 #ifdef CONFIG_SERIAL_8250_OMAP
 
 static int __init early_omap8250_setup(struct earlycon_device *device,
diff --git a/drivers/tty/serial/8250/8250_pxa.c b/drivers/tty/serial/8250/8250_pxa.c
index 1ac86b565374..96dd6126296c 100644
--- a/drivers/tty/serial/8250/8250_pxa.c
+++ b/drivers/tty/serial/8250/8250_pxa.c
@@ -165,22 +165,6 @@ static struct platform_driver serial_pxa_driver = {
 
 module_platform_driver(serial_pxa_driver);
 
-#ifdef CONFIG_SERIAL_8250_CONSOLE
-static int __init early_serial_pxa_setup(struct earlycon_device *device,
-				  const char *options)
-{
-	struct uart_port *port = &device->port;
-
-	if (!(device->port.membase || device->port.iobase))
-		return -ENODEV;
-
-	port->regshift = 2;
-	return early_serial8250_setup(device, NULL);
-}
-OF_EARLYCON_DECLARE(early_pxa, "mrvl,pxa-uart", early_serial_pxa_setup);
-OF_EARLYCON_DECLARE(mmp, "mrvl,mmp-uart", early_serial_pxa_setup);
-#endif
-
 MODULE_AUTHOR("Sergei Ianovich");
 MODULE_DESCRIPTION("driver for PXA on-board UARTS");
 MODULE_LICENSE("GPL");