Merge branch 'main' of github.com:embassy-rs/embassy into opamp

2023-10-03 16:44:44 -05:00
parent e561e673c2 09dfcd6b66
commit 0c4cddfafb
2 changed files with 4 additions and 2 deletions
--- a/embassy-stm32/src/rcc/bd.rs
+++ b/embassy-stm32/src/rcc/bd.rs
@ -88,6 +88,8 @@ impl BackupDomain {
    ))]
    #[allow(dead_code, unused_variables)]
    pub fn configure_ls(clock_source: RtcClockSource, lsi: bool, lse: Option<LseDrive>) {
+        use atomic_polyfill::{compiler_fence, Ordering};
+
        match clock_source {
            RtcClockSource::LSI => assert!(lsi),
            RtcClockSource::LSE => assert!(&lse.is_some()),
@ -173,5 +175,7 @@ impl BackupDomain {
        }

        trace!("BDCR configured: {:08x}", Self::read().0);
+
+        compiler_fence(Ordering::SeqCst);
    }
 }