From 5504cc626fe0588d0ce1b1f72c54a331df6e75c9 Mon Sep 17 00:00:00 2001
From: Richard Tucker <richard.tucker@motec.com.au>
Date: Fri, 10 Feb 2023 12:50:25 +1100
Subject: [PATCH] soc/cores/i2c: change ISR to rising edge of idle

---
 litex/soc/cores/i2c.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/litex/soc/cores/i2c.py b/litex/soc/cores/i2c.py
index bf1b04bdd..811e0f1bf 100644
--- a/litex/soc/cores/i2c.py
+++ b/litex/soc/cores/i2c.py
@@ -239,7 +239,7 @@ class I2CMaster(Module, AutoCSR):
 
         # Event Manager.
         self.submodules.ev = EventManager()
-        self.ev.idle       = EventSourceLevel()
+        self.ev.idle       = EventSourceProcess(edge="rising")
         self.ev.finalize()
         self.comb += self.ev.idle.trigger.eq(i2c.idle)