diff --git a/ports/arm/platforms/qemu_integratorcp/uart.c b/ports/arm/platforms/qemu_integratorcp/uart.c
index 36ab27a..7c0e18e 100644
--- a/ports/arm/platforms/qemu_integratorcp/uart.c
+++ b/ports/arm/platforms/qemu_integratorcp/uart.c
@@ -106,6 +106,13 @@ static int uart_init (void)
         }
     }
 
+    /* Already initialised */
+    else
+    {
+        /* Success */
+        status = ATOM_OK;
+    }
+
     /* Finished */
     return (status);
 }