Add support for Elbert V2 Spartan 3A board

Author: L0czek

amaranth_boards/elbert_v2.py

@@ -0,0 +1,51 @@
+from amaranth.build import *
+from amaranth.vendor.xilinx import XilinxPlatform
+from .resources import *
+
+__all__ = ["ElbertV2NumatoPlatform"]
+
+class ElbertV2NumatoPlatform(XilinxPlatform):
+    device = "xc3s50an"
+    package = "tqg144"
+    speed = "4"
+    default_clk = "clk12"
+
+    resources = [
+        Resource("clk12", 0, Pins("P129", dir="i"), Clock(12e6), Attrs(IOSTANDARD="LVCMOS33")),
+
+        *LEDResources(pins="P55 P54 P51 P50 P49 P48 P47 P46", attrs=Attrs(IOSTANDARD="LVCMOS33")),
+        Display7SegResource(0, a="P117", b="P116", c="P115", d="P113", e="P112", f="P111", g="P110", dp="P114",
+                            invert=True, attrs=Attrs(IOSTANDARD="LVCMOS33")),
+        Resource("display_7seg_ctrl", 0,
+            Subsignal("en", Pins("P120 P121 P124", invert=True, dir="o"))
+        ),
+        VGAResource(0, r="P105 P104 P103", g="P102 P101 P99", b="P98 P96", hs="P93", vs="P92", attrs=Attrs(IOSTANDARD="LVCMOS33")),
+        *SDCardResources(0, dat0="P83", dat1="P82", dat2="P90", dat3="P85", cmd="P84", clk="P57", attrs=Attrs(IOSTANDARD="LVCMOS33")),
+        Resource("audiojack", 0,
+            Subsignal("audio", Pins("P88 P87", dir="o"))
+        ),
+        *ButtonResources(pins="P80 P79 P78 P77 P76 P75", attrs=Attrs(IOSTANDARD="LVCMOS33")),
+        *SwitchResources(pins="P70 P69 P68 P64 P63 P60 P59 P58", attrs=Attrs(IOSTANDARD="LVCMOS33"))
+    ]
+
+    connectors = [
+        Connector("p", 1,
+            "- - - - P25 P24 P29 P27 P30 P28 P32 P31"
+        ),
+        Connector("p", 6,
+            "- - - - P13 P12 P16 P15 P20 P18 P21 P19"
+        ),
+        Connector("p", 2,
+            "- - - - P6 P4 P5 P3 P8 P7 P11 P10"
+        ),
+        Connector("p", 4,
+            "- - - - P132 P130 P135 P134 P139 P138 P143 P141"
+        ),
+        Connector("p", 5,
+            "- - P140 P142 P91 P131 P126 P127 P123 P125"
+        )
+    ]
+
+if __name__ == "__main__":
+    from .test.blinky import *
+    ElbertV2NumatoPlatform().build(Blinky())