On Wed, Feb 03, 2016 at 12:16:53PM +0100, Cyrille Pitchen wrote: > So in its current state, micron_quad_enable() prevents us from using Micron > memories for Quad SPI operations. Some code is missing to make it work. TL;DR: the original code adding micron_quad_enable() was broken and should never have been merged (sorry, my bad). Next time, please test your changes Bean. > As I said in the patch description, using the SPI 4-4-4 protocol is not > relevant for MTD usage. It would be worth for XIP operations but this is not the > purpose of the spi-nor driver. I'm not completely opposed to using it, if someone can support it well, test it, and prove it actually provides real benefits. But none of the above have been satisfied yet. Regards, Brian -- 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