common: Enable serial for PXA250

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>

common/serial.c

@@ -30,7 +30,7 @@ DECLARE_GLOBAL_DATA_PTR;
 static struct serial_device *serial_devices = NULL;
 static struct serial_device *serial_current = NULL;
 
-#if !defined(CONFIG_LWMON) && !defined(CONFIG_PXA27X)
+#if !defined(CONFIG_LWMON) && !defined(CONFIG_PXA250) && !defined(CONFIG_PXA27X)
 struct serial_device *__default_serial_console (void)
 {
 #if defined(CONFIG_8xx_CONS_SMC1) || defined(CONFIG_8xx_CONS_SMC2)