于 2013年09月09日 23:14, Mark Brown 写道: > So then an abstraction which hides the details of which commands are > needed from the drivers seems sensible? sorry, Mark. I feel confused at this comment, i don't catch your meaning. :( Since I do not expose any details in the spi-nor.h (i only add some commands in this header), how can i hides the details with an abstraction? could you explain it more clearly? thanks Huang Shijie -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html