cores/spi_flash/S7SPIFlash: make cs_n optional in pads (when driven externally)

2019-08-14 07:35:45 +02:00 · 2019-08-14 07:35:45 +02:00 · 6d5fddc160
parent 383c05e239
commit 6d5fddc160
1 changed files with 2 additions and 2 deletions
--- a/litex/soc/cores/spi_flash.py
+++ b/litex/soc/cores/spi_flash.py
@ -337,9 +337,9 @@ class S7SPIFlash(Module, AutoCSR):
            pads.vpp.reset = 1
        if hasattr(pads, "hold"):
            pads.hold.reset = 1
-
+        if hasattr(pads, "cs_n"):
+            self.comb += pads.cs_n.eq(spi.pads.cs_n)
        self.comb += [
-            pads.cs_n.eq(spi.pads.cs_n),
            pads.mosi.eq(spi.pads.mosi),
            spi.pads.miso.eq(pads.miso)
        ]