From 1cd3ae9bd51a34a29b0d34374f8ecc08b9b830f9 Mon Sep 17 00:00:00 2001
From: Andres Oliva <andres.oliva@teufel.de>
Date: Wed, 11 Oct 2023 22:20:17 +0200
Subject: [PATCH] Add comment about feature gate on I2C mod

---
 embassy-stm32/src/i2c/mod.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/embassy-stm32/src/i2c/mod.rs b/embassy-stm32/src/i2c/mod.rs
index c35f59977..d5bb2ed21 100644
--- a/embassy-stm32/src/i2c/mod.rs
+++ b/embassy-stm32/src/i2c/mod.rs
@@ -2,6 +2,8 @@
 
 use crate::interrupt;
 
+// I2C V2 is gated on the `time` feature because timing facilities are necessary
+// to provide timeout functionality in order to prevent some APIs from stalling indefinitely
 #[cfg_attr(i2c_v1, path = "v1.rs")]
 #[cfg_attr(all(i2c_v2, feature = "time"), path = "v2.rs")]
 mod _version;