stm32g4: PLL: Add support for configuring PLL_P and PLL_Q

1 files changed, 12 insertions, 3 deletions

diff --git a/examples/stm32g4/src/bin/pll.rs b/examples/stm32g4/src/bin/pll.rs
index 8cee41e9b..ef7d4800c 100644
--- a/examples/stm32g4/src/bin/pll.rs
+++ b/examples/stm32g4/src/bin/pll.rs
@@ -4,7 +4,7 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_stm32::rcc::{ClockSrc, PllM, PllN, PllR, PllSrc};
+use embassy_stm32::rcc::{ClockSrc, Pll, PllM, PllN, PllR, PllSrc};
 use embassy_stm32::Config;
 use embassy_time::{Duration, Timer};
 use {defmt_rtt as _, panic_probe as _};
@@ -13,8 +13,17 @@ use {defmt_rtt as _, panic_probe as _};
 async fn main(_spawner: Spawner) {
     let mut config = Config::default();
 
-    // Configure PLL to max frequency of 170 MHz
-    config.rcc.mux = ClockSrc::PLLCLK(PllSrc::HSI16, PllM::Div4, PllN::Mul85, PllR::Div2);
+    config.rcc.pll = Some(Pll {
+        source: PllSrc::HSI16,
+        prediv_m: PllM::Div4,
+        mul_n: PllN::Mul85,
+        div_p: None,
+        div_q: None,
+        // Main system clock at 170 MHz
+        div_r: Some(PllR::Div2),
+    });
+
+    config.rcc.mux = ClockSrc::PLL;
 
     let _p = embassy_stm32::init(config);
     info!("Hello World!");