On Tue, 21 Feb 2017 19:53:40 +0100 Michal Simek michal.simek@xxxxxxxxxx wrote: ... >There is one thing I have checked ml505 - old virtex 5 board which has >this interface. >http://www-inst.eecs.berkeley.edu/~cs150/fa13/resources/ml50x_schematics.pdf > >And I was chatting with one board guy and I think that done pin should >be optional not required because not all boards export it. > >Then there is a question how to find out that programming was done and >that's something what I don't know. But will try to find out if you can >send any sequence over spi to find it out instead of gpio done pin. maybe the boards without DONE pin use INIT_B pin with external pull-up for CRC error reporting after configuration? Not sure if this is a reliable way to ensure the configuration has completed. Thanks, Anatolij -- 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
