From 3a515bec15fb687ced8effbd749ba9fcdfe4732b Mon Sep 17 00:00:00 2001
From: AndrewCapon <andrew.capon@zen.co.uk>
Date: Fri, 20 Sep 2024 19:01:29 +0100
Subject: [PATCH] Use GPIO_AF6_I2C4 for alternate function (#628)

---
 src/per/i2c.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/per/i2c.cpp b/src/per/i2c.cpp
index 1a7db87c9..45eb4d230 100644
--- a/src/per/i2c.cpp
+++ b/src/per/i2c.cpp
@@ -627,7 +627,7 @@ void I2CHandle::Impl::InitPins()
             GPIO_InitStruct.Alternate = GPIO_AF4_I2C3;
             break;
         case I2CHandle::Config::Peripheral::I2C_4:
-            GPIO_InitStruct.Alternate = GPIO_AF4_I2C4;
+            GPIO_InitStruct.Alternate = GPIO_AF6_I2C4;
             break;
         default: break;
     }