Revert "spi: do not shift when starting a xfer, closes #495"

This reverts commit 71921de. It appears to prevent the comms CPU from booting. I do not understand why.
m-labs · Jul 6, 2016 · cf36457 · cf36457
1 parent 906db87
commit cf36457
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/artiq/gateware/spi.py b/artiq/gateware/spi.py
@@ -125,7 +125,7 @@ def __init__(self, data_width, clock_width, bits_width):
                     NextState("WAIT"),
                 )
             ).Else(
-                self.reg.shift.eq(~self.start),
+                self.reg.shift.eq(1),
                 NextState("SETUP"),
             )
         )