From 959aecf6aca7649fbca8e2025358819791d0c41d Mon Sep 17 00:00:00 2001
From: Bob McWhirter <bmcwhirt@redhat.com>
Date: Tue, 26 Oct 2021 14:01:39 -0400
Subject: [PATCH] Enable the DMAMUX clocks.

---
 embassy-stm32/src/dma/dmamux.rs | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/embassy-stm32/src/dma/dmamux.rs b/embassy-stm32/src/dma/dmamux.rs
index 718859a44..ef84f1269 100644
--- a/embassy-stm32/src/dma/dmamux.rs
+++ b/embassy-stm32/src/dma/dmamux.rs
@@ -47,5 +47,13 @@ pac::dma_channels! {
     };
 }
 
+use crate::rcc::sealed::RccPeripheral;
+
 /// safety: must be called only once
-pub(crate) unsafe fn init() {}
+pub(crate) unsafe fn init() {
+    pac::peripherals! {
+        (dmamux, $peri:ident) => {
+            crate::peripherals::$peri::enable();
+        };
+    }
+}