uart = (volatile u8 *)(OMAP_UART3_BASE);
#elif defined(CONFIG_OMAP_LL_DEBUG_UART2)
uart = (volatile u8 *)(OMAP_UART2_BASE);
-#else
+#elif defined(CONFIG_OMAP_LL_DEBUG_UART1)
uart = (volatile u8 *)(OMAP_UART1_BASE);
+#elif defined(CONFIG_OMAP_LL_DEBUG_NONE)
+ return;
+#else
+ return;
#endif
#ifdef CONFIG_ARCH_OMAP1