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, 3 insertions, 6 deletions

diff --git a/examples/stm32l4/src/bin/rng.rs b/examples/stm32l4/src/bin/rng.rs
index d0e1306a3..c90515626 100644
--- a/examples/stm32l4/src/bin/rng.rs
+++ b/examples/stm32l4/src/bin/rng.rs
@@ -9,7 +9,8 @@ use embassy_stm32::rng::Rng;
 use embassy_stm32::Config;
 use {defmt_rtt as _, panic_probe as _};
 
-fn config() -> Config {
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
     let mut config = Config::default();
     // 72Mhz clock (16 / 1 * 18 / 4)
     config.rcc.mux = ClockSrc::PLL(
@@ -19,12 +20,8 @@ fn config() -> Config {
         PLLMul::Mul18,
         Some(PLLClkDiv::Div6), // 48Mhz (16 / 1 * 18 / 6)
     );
-    config
-}
+    let p = embassy_stm32::init(config);
 
-#[embassy_executor::main]
-async fn main(_spawner: Spawner) {
-    let p = embassy_stm32::init(config());
     info!("Hello World!");
 
     let mut rng = Rng::new(p.RNG);