Merge pull request #267 from trabucayre/tangnano4k_fix_period

platforms/sipeed_tang_nano_4k: fix period computation

Merge pull request #267 from trabucayre/tangnano4k_fix_period
1ca77d69 · enjoy-digital · GitHub · 68fb163a · fed36afa · 1ca77d69
Unverified Commit 1ca77d69 authored 3 years ago by enjoy-digital Committed by GitHub 3 years ago
--- a/litex_boards/platforms/sipeed_tang_nano_4k.py
+++ b/litex_boards/platforms/sipeed_tang_nano_4k.py
@@ -91,4 +91,4 @@ class Platform(GowinPlatform):
    def do_finalize(self, fragment):
        GowinPlatform.do_finalize(self, fragment)
-        self.add_period_constraint(self.lookup_request("clk27", loose=True), 1e9/100e6)
+        self.add_period_constraint(self.lookup_request("clk27", loose=True), 1e9/27e6)