stm32l4: set pwren in rcc regardless of clock source

2023-08-17 19:16:03 -05:00 · 2023-08-17 19:16:03 -05:00 · 62e66cdda3
commit 62e66cdda3
parent 96e0ace89e
1 changed files with 2 additions and 1 deletions
--- a/embassy-stm32/src/rcc/l4.rs
+++ b/embassy-stm32/src/rcc/l4.rs
@ -410,10 +410,11 @@ pub(crate) unsafe fn init(config: Config) {
        while RCC.cfgr().read().sws() != Sw::MSI {}
    }

+    RCC.apb1enr1().modify(|w| w.set_pwren(true));
+
    match config.rtc_mux {
        RtcClockSource::LSE32 => {
            // 1. Unlock the backup domain
-            RCC.apb1enr1().modify(|w| w.set_pwren(true));
            PWR.cr1().modify(|w| w.set_dbp(true));

            // 2. Setup the LSE