examples Remove the `fn config()` idiom.

It was only useful for doing #[embassy_executor::main(config = "config()")]`. Now that
it's gone, it makes more sense to build the config in main directly.

1 files changed, 6 insertions, 7 deletions

diff --git a/examples/stm32f2/src/bin/pll.rs b/examples/stm32f2/src/bin/pll.rs
index bc0c160ba..6fce7a716 100644
--- a/examples/stm32f2/src/bin/pll.rs
+++ b/examples/stm32f2/src/bin/pll.rs
@@ -14,8 +14,10 @@ use embassy_stm32::time::Hertz;
 use embassy_stm32::Config;
 use {defmt_rtt as _, panic_probe as _};
 
-// Example config for maximum performance on a NUCLEO-F207ZG board
-fn config() -> Config {
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
+    // Example config for maximum performance on a NUCLEO-F207ZG board
+
     let mut config = Config::default();
     // By default, HSE on the board comes from a 8 MHz clock signal (not a crystal)
     config.rcc.hse = Some(HSEConfig {
@@ -40,12 +42,9 @@ fn config() -> Config {
     config.rcc.apb1_pre = APBPrescaler::Div4;
     // 120 MHz / 2 = 60 MHz APB2 frequency
     config.rcc.apb2_pre = APBPrescaler::Div2;
-    config
-}
 
-#[embassy_executor::main]
-async fn main(_spawner: Spawner) {
-    let _p = embassy_stm32::init(config());
+    let _p = embassy_stm32::init(config);
+
     loop {
         Timer::after(Duration::from_millis(1000)).await;
         info!("1s elapsed");