Hi, > That is a bit vague. An SD card is a memory. An SDIO "card" is > an I/O connection made using the same physical interface as an SD > card and a very similar protocal to SD cards (at least with > respect to reading and writing). I do not understand how a card > can be SD and SDIO. Are you sure you are not talking about a > controller that supports SD and SDIO? A lot of controllers do > that. Adrian, I presume we're talking about something like: http://www.arasan.com/products/sd/SD-Combo-Flyer.pdf Michał, could you let us know which SD-combo device(s) in particular you've been working with? - Chris. -- Chris Ball <cjb@xxxxxxxxxx> One Laptop Per Child -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html