From 4a75475cfc9325a807b7202f563902946eca3b9e Mon Sep 17 00:00:00 2001
From: Dario Nieuwenhuis <dirbaio@dirbaio.net>
Date: Sat, 12 Feb 2022 01:34:09 +0100
Subject: [PATCH] stm32: remove unused sealed::OptionalPin

---
 embassy-stm32/src/gpio.rs | 2 --
 1 file changed, 2 deletions(-)

diff --git a/embassy-stm32/src/gpio.rs b/embassy-stm32/src/gpio.rs
index 0cd8f66d0..41658860a 100644
--- a/embassy-stm32/src/gpio.rs
+++ b/embassy-stm32/src/gpio.rs
@@ -479,8 +479,6 @@ pub(crate) mod sealed {
                 .modify(|w| w.set_ospeedr(pin, speed.into()));
         }
     }
-
-    pub trait OptionalPin {}
 }
 
 pub trait Pin: sealed::Pin + Sized + 'static {