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.

2 files changed, 6 insertions, 13 deletions

diff --git a/examples/stm32f4/src/bin/hello.rs b/examples/stm32f4/src/bin/hello.rs
index 6facb9bb..26d3555a 100644
--- a/examples/stm32f4/src/bin/hello.rs
+++ b/examples/stm32f4/src/bin/hello.rs
@@ -9,15 +9,12 @@ use embassy_stm32::time::Hertz;
 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();
     config.rcc.sys_ck = Some(Hertz(84_000_000));
-    config
-}
+    let _p = embassy_stm32::init(config);
 
-#[embassy_executor::main]
-async fn main(_spawner: Spawner) -> ! {
-    let _p = embassy_stm32::init(config());
     loop {
         info!("Hello World!");
         Timer::after(Duration::from_secs(1)).await;
diff --git a/examples/stm32f4/src/bin/sdmmc.rs b/examples/stm32f4/src/bin/sdmmc.rs
index 996694f2..b8e56d2e 100644
--- a/examples/stm32f4/src/bin/sdmmc.rs
+++ b/examples/stm32f4/src/bin/sdmmc.rs
@@ -9,15 +9,11 @@ use embassy_stm32::time::mhz;
 use embassy_stm32::{interrupt, Config};
 use {defmt_rtt as _, panic_probe as _};
 
-fn config() -> Config {
-    let mut config = Config::default();
-    config.rcc.sys_ck = Some(mhz(48));
-    config
-}
-
 #[embassy_executor::main]
 async fn main(_spawner: Spawner) -> ! {
-    let p = embassy_stm32::init(config());
+    let mut config = Config::default();
+    config.rcc.sys_ck = Some(mhz(48));
+    let p = embassy_stm32::init(config);
     info!("Hello World!");
 
     let irq = interrupt::take!(SDIO);