platform.rev_c123: add Ram-Pak resources. (NOT VERIFIED)

GlasgowEmbedded · Oct 29, 2023 · 2ca535d · 2ca535d
1 parent adf0d9f
commit 2ca535d
Showing 1 changed file with 36 additions and 0 deletions.
diff --git a/software/glasgow/platform/rev_c.py b/software/glasgow/platform/rev_c.py
@@ -121,6 +121,42 @@ class _GlasgowPlatformRevC(GlasgowPlatformICE40):
                              "F2 -  -  E3 E1 E2 D1 -  -  D2 C1 D3 C2 -  -  C3 B1 C4 B2 -  -  -  "),
     ]
 
+    def add_ram_pak_resources(self):
+        self.add_resources([
+            Resource("hyperram", 0,
+                     Subsignal("reset",
+                               Pins("21", dir="o", conn=("lvds", 0)),
+                               Attrs(IO_STANDARD="SB_LVCMOS18")),
+                     Subsignal("cs",
+                               Pins("8", dir="o", conn=("lvds", 0)),
+                               Attrs(IO_STANDARD="SB_LVCMOS18")),
+                     Subsignal("clk",
+                               DiffPairs("5", "3", dir="o", conn=("lvds", 0)),
+                               Attrs(IO_STANDARD="SB_LVDS")),
+                     Subsignal("rwds",
+                               Pins("10", dir="io", conn=("lvds", 0)),
+                               Attrs(IO_STANDARD="SB_LVCMOS18")),
+                     Subsignal("dq",
+                               Pins("16 15 9 11 14 17 20 22", dir="io", conn=("lvds", 0))),
+                               Attrs(IO_STANDARD="SB_LVCMOS18")),
+            Resource("hyperram", 1,
+                     Subsignal("reset",
+                               Pins("23", dir="o", conn=("lvds", 0)),
+                               Attrs(IO_STANDARD="SB_LVCMOS18")),
+                     Subsignal("cs",
+                               Pins("27", dir="o", conn=("lvds", 0)),
+                               Attrs(IO_STANDARD="SB_LVCMOS18")),
+                     Subsignal("clk",
+                               DiffPairs("26", "28", dir="o", conn=("lvds", 0)),
+                               Attrs(IO_STANDARD="SB_LVDS")),
+                     Subsignal("rwds",
+                               Pins("29", dir="io", conn=("lvds", 0)),
+                               Attrs(IO_STANDARD="SB_LVCMOS18")),
+                     Subsignal("dq",
+                               Pins("35 38 32 34 33 40 39 41", dir="io", conn=("lvds", 0))),
+                               Attrs(IO_STANDARD="SB_LVCMOS18")),
+        ])
+
 
 class GlasgowPlatformRevC0(_GlasgowPlatformRevC):
     resources = _GlasgowPlatformRevC.resources + [