On 05/19/2013 03:17 AM, Jean-Christophe PLAGNIOL-VILLARD wrote: ... > how a pin can not have mux? Well, if that's the way HW is designed, that's just the way it is. There are certainly pins on Tegra which don't have a mux in HW, but have some configuration options such as drive strength that can be configured. -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html