From 011d7832f899a1cc836bed5d4dbb80863b774e6c Mon Sep 17 00:00:00 2001
From: Frank Stevenson <frank.stevenson@strydefurther.com>
Date: Tue, 3 Jun 2025 15:47:33 +0200
Subject: [PATCH] Use modify() for subsequent changes to RCC.cr()

---
 embassy-stm32/src/rcc/u5.rs | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/embassy-stm32/src/rcc/u5.rs b/embassy-stm32/src/rcc/u5.rs
index ff70466b9..97eb2eb6d 100644
--- a/embassy-stm32/src/rcc/u5.rs
+++ b/embassy-stm32/src/rcc/u5.rs
@@ -181,7 +181,7 @@ pub(crate) unsafe fn init(config: Config) {
             w.set_msikrange(range);
             w.set_msirgsel(Msirgsel::ICSCR1);
         });
-        RCC.cr().write(|w| {
+        RCC.cr().modify(|w| {
             w.set_msikon(true);
         });
         while !RCC.cr().read().msikrdy() {}
@@ -189,7 +189,7 @@ pub(crate) unsafe fn init(config: Config) {
     });
 
     let hsi = config.hsi.then(|| {
-        RCC.cr().write(|w| w.set_hsion(true));
+        RCC.cr().modify(|w| w.set_hsion(true));
         while !RCC.cr().read().hsirdy() {}
 
         HSI_FREQ
@@ -207,7 +207,7 @@ pub(crate) unsafe fn init(config: Config) {
         }
 
         // Enable HSE, and wait for it to stabilize
-        RCC.cr().write(|w| {
+        RCC.cr().modify(|w| {
             w.set_hseon(true);
             w.set_hsebyp(hse.mode != HseMode::Oscillator);
             w.set_hseext(match hse.mode {