Merge branch 'master' of https://github.com/embassy-rs/embassy into embassy-rp/dma

20 files changed, 98 insertions, 132 deletions

diff --git a/examples/stm32h7/src/bin/adc.rs b/examples/stm32h7/src/bin/adc.rs
index f50976a30..0e1e28c72 100644
--- a/examples/stm32h7/src/bin/adc.rs
+++ b/examples/stm32h7/src/bin/adc.rs
@@ -3,25 +3,23 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
-use embassy_executor::time::{Delay, Duration, Timer};
+use embassy_executor::Spawner;
 use embassy_stm32::adc::{Adc, SampleTime};
 use embassy_stm32::rcc::AdcClockSource;
 use embassy_stm32::time::mhz;
-use embassy_stm32::{Config, Peripherals};
+use embassy_stm32::Config;
+use embassy_time::{Delay, Duration, Timer};
 use {defmt_rtt as _, panic_probe as _};
 
-pub fn config() -> Config {
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
     let mut config = Config::default();
     config.rcc.sys_ck = Some(mhz(400));
     config.rcc.hclk = Some(mhz(200));
     config.rcc.per_ck = Some(mhz(64));
     config.rcc.adc_clock_source = AdcClockSource::PerCk;
-    config
-}
+    let mut p = embassy_stm32::init(config);
 
-#[embassy_executor::main(config = "config()")]
-async fn main(_spawner: Spawner, mut p: Peripherals) {
     info!("Hello World!");
 
     let mut adc = Adc::new(p.ADC3, &mut Delay);
diff --git a/examples/stm32h7/src/bin/blinky.rs b/examples/stm32h7/src/bin/blinky.rs
index 98ce15cc6..12f08c0fd 100644
--- a/examples/stm32h7/src/bin/blinky.rs
+++ b/examples/stm32h7/src/bin/blinky.rs
@@ -3,14 +3,14 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
-use embassy_executor::time::{Duration, Timer};
+use embassy_executor::Spawner;
 use embassy_stm32::gpio::{Level, Output, Speed};
-use embassy_stm32::Peripherals;
+use embassy_time::{Duration, Timer};
 use {defmt_rtt as _, panic_probe as _};
 
 #[embassy_executor::main]
-async fn main(_spawner: Spawner, p: Peripherals) {
+async fn main(_spawner: Spawner) {
+    let p = embassy_stm32::init(Default::default());
     info!("Hello World!");
 
     let mut led = Output::new(p.PB14, Level::High, Speed::Low);
diff --git a/examples/stm32h7/src/bin/button_exti.rs b/examples/stm32h7/src/bin/button_exti.rs
index 60dfb362b..dfe587d41 100644
--- a/examples/stm32h7/src/bin/button_exti.rs
+++ b/examples/stm32h7/src/bin/button_exti.rs
@@ -3,14 +3,14 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
+use embassy_executor::Spawner;
 use embassy_stm32::exti::ExtiInput;
 use embassy_stm32::gpio::{Input, Pull};
-use embassy_stm32::Peripherals;
 use {defmt_rtt as _, panic_probe as _};
 
 #[embassy_executor::main]
-async fn main(_spawner: Spawner, p: Peripherals) {
+async fn main(_spawner: Spawner) {
+    let p = embassy_stm32::init(Default::default());
     info!("Hello World!");
 
     let button = Input::new(p.PC13, Pull::Down);
diff --git a/examples/stm32h7/src/bin/camera.rs b/examples/stm32h7/src/bin/camera.rs
index a3bb2d5e2..9c443b83a 100644
--- a/examples/stm32h7/src/bin/camera.rs
+++ b/examples/stm32h7/src/bin/camera.rs
@@ -2,18 +2,24 @@
 #![no_main]
 #![feature(type_alias_impl_trait)]
 
-use embassy_executor::executor::Spawner;
-use embassy_executor::time::{Duration, Timer};
+use embassy_executor::Spawner;
 use embassy_stm32::dcmi::{self, *};
 use embassy_stm32::gpio::{Level, Output, Speed};
 use embassy_stm32::i2c::I2c;
 use embassy_stm32::rcc::{Mco, Mco1Source, McoClock};
 use embassy_stm32::time::{khz, mhz};
-use embassy_stm32::{interrupt, Config, Peripherals};
+use embassy_stm32::{interrupt, Config};
+use embassy_time::{Duration, Timer};
+use ov7725::*;
 use {defmt_rtt as _, panic_probe as _};
 
-#[allow(unused)]
-pub fn config() -> Config {
+const WIDTH: usize = 100;
+const HEIGHT: usize = 100;
+
+static mut FRAME: [u32; WIDTH * HEIGHT / 2] = [0u32; WIDTH * HEIGHT / 2];
+
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
     let mut config = Config::default();
     config.rcc.sys_ck = Some(mhz(400));
     config.rcc.hclk = Some(mhz(400));
@@ -22,18 +28,8 @@ pub fn config() -> Config {
     config.rcc.pclk2 = Some(mhz(100));
     config.rcc.pclk3 = Some(mhz(100));
     config.rcc.pclk4 = Some(mhz(100));
-    config
-}
-
-use ov7725::*;
-
-const WIDTH: usize = 100;
-const HEIGHT: usize = 100;
-
-static mut FRAME: [u32; WIDTH * HEIGHT / 2] = [0u32; WIDTH * HEIGHT / 2];
+    let p = embassy_stm32::init(config);
 
-#[embassy_executor::main(config = "config()")]
-async fn main(_spawner: Spawner, p: Peripherals) {
     defmt::info!("Hello World!");
     let mco = Mco::new(p.MCO1, p.PA8, Mco1Source::Hsi, McoClock::Divided(3));
 
@@ -87,8 +83,8 @@ mod ov7725 {
     use core::marker::PhantomData;
 
     use defmt::Format;
-    use embassy_executor::time::{Duration, Timer};
     use embassy_stm32::rcc::{Mco, McoInstance};
+    use embassy_time::{Duration, Timer};
     use embedded_hal_async::i2c::I2c;
 
     #[repr(u8)]
diff --git a/examples/stm32h7/src/bin/dac.rs b/examples/stm32h7/src/bin/dac.rs
index dece74bba..f12716370 100644
--- a/examples/stm32h7/src/bin/dac.rs
+++ b/examples/stm32h7/src/bin/dac.rs
@@ -9,19 +9,15 @@ use embassy_stm32::time::mhz;
 use embassy_stm32::Config;
 use {defmt_rtt as _, panic_probe as _};
 
-pub fn config() -> Config {
-    let mut config = Config::default();
-    config.rcc.sys_ck = Some(mhz(400));
-    config.rcc.hclk = Some(mhz(200));
-    config.rcc.pll1.q_ck = Some(mhz(100));
-    config
-}
-
 #[entry]
 fn main() -> ! {
     info!("Hello World, dude!");
 
-    let p = embassy_stm32::init(config());
+    let mut config = Config::default();
+    config.rcc.sys_ck = Some(mhz(400));
+    config.rcc.hclk = Some(mhz(200));
+    config.rcc.pll1.q_ck = Some(mhz(100));
+    let p = embassy_stm32::init(config);
 
     let mut dac = Dac::new_1ch(p.DAC1, p.PA4);
 
diff --git a/examples/stm32h7/src/bin/eth.rs b/examples/stm32h7/src/bin/eth.rs
index 4282fcedd..83210bcb5 100644
--- a/examples/stm32h7/src/bin/eth.rs
+++ b/examples/stm32h7/src/bin/eth.rs
@@ -3,8 +3,7 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
-use embassy_executor::time::{Duration, Timer};
+use embassy_executor::Spawner;
 use embassy_net::tcp::TcpSocket;
 use embassy_net::{Ipv4Address, Stack, StackResources};
 use embassy_stm32::eth::generic_smi::GenericSMI;
@@ -12,7 +11,8 @@ use embassy_stm32::eth::{Ethernet, State};
 use embassy_stm32::peripherals::ETH;
 use embassy_stm32::rng::Rng;
 use embassy_stm32::time::mhz;
-use embassy_stm32::{interrupt, Config, Peripherals};
+use embassy_stm32::{interrupt, Config};
+use embassy_time::{Duration, Timer};
 use embassy_util::Forever;
 use embedded_io::asynch::Write;
 use rand_core::RngCore;
@@ -33,16 +33,13 @@ async fn net_task(stack: &'static Stack<Device>) -> ! {
     stack.run().await
 }
 
-pub fn config() -> Config {
+#[embassy_executor::main]
+async fn main(spawner: Spawner) -> ! {
     let mut config = Config::default();
     config.rcc.sys_ck = Some(mhz(400));
     config.rcc.hclk = Some(mhz(200));
     config.rcc.pll1.q_ck = Some(mhz(100));
-    config
-}
-
-#[embassy_executor::main(config = "config()")]
-async fn main(spawner: Spawner, p: Peripherals) -> ! {
+    let p = embassy_stm32::init(config);
     info!("Hello World!");
 
     // Generate random seed.
diff --git a/examples/stm32h7/src/bin/eth_client.rs b/examples/stm32h7/src/bin/eth_client.rs
index a66c6f196..99946f504 100644
--- a/examples/stm32h7/src/bin/eth_client.rs
+++ b/examples/stm32h7/src/bin/eth_client.rs
@@ -3,8 +3,7 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
-use embassy_executor::time::{Duration, Timer};
+use embassy_executor::Spawner;
 use embassy_net::tcp::client::{TcpClient, TcpClientState};
 use embassy_net::{Stack, StackResources};
 use embassy_stm32::eth::generic_smi::GenericSMI;
@@ -12,7 +11,8 @@ use embassy_stm32::eth::{Ethernet, State};
 use embassy_stm32::peripherals::ETH;
 use embassy_stm32::rng::Rng;
 use embassy_stm32::time::mhz;
-use embassy_stm32::{interrupt, Config, Peripherals};
+use embassy_stm32::{interrupt, Config};
+use embassy_time::{Duration, Timer};
 use embassy_util::Forever;
 use embedded_io::asynch::Write;
 use embedded_nal_async::{Ipv4Addr, SocketAddr, SocketAddrV4, TcpConnect};
@@ -34,16 +34,13 @@ async fn net_task(stack: &'static Stack<Device>) -> ! {
     stack.run().await
 }
 
-pub fn config() -> Config {
+#[embassy_executor::main]
+async fn main(spawner: Spawner) -> ! {
     let mut config = Config::default();
     config.rcc.sys_ck = Some(mhz(400));
     config.rcc.hclk = Some(mhz(200));
     config.rcc.pll1.q_ck = Some(mhz(100));
-    config
-}
-
-#[embassy_executor::main(config = "config()")]
-async fn main(spawner: Spawner, p: Peripherals) -> ! {
+    let p = embassy_stm32::init(config);
     info!("Hello World!");
 
     // Generate random seed.
diff --git a/examples/stm32h7/src/bin/flash.rs b/examples/stm32h7/src/bin/flash.rs
index 0c477deba..6682c64d5 100644
--- a/examples/stm32h7/src/bin/flash.rs
+++ b/examples/stm32h7/src/bin/flash.rs
@@ -3,15 +3,15 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::{info, unwrap};
-use embassy_executor::executor::Spawner;
-use embassy_executor::time::{Duration, Timer};
+use embassy_executor::Spawner;
 use embassy_stm32::flash::Flash;
-use embassy_stm32::Peripherals;
+use embassy_time::{Duration, Timer};
 use embedded_storage::nor_flash::{NorFlash, ReadNorFlash};
 use {defmt_rtt as _, panic_probe as _};
 
 #[embassy_executor::main]
-async fn main(_spawner: Spawner, p: Peripherals) {
+async fn main(_spawner: Spawner) {
+    let p = embassy_stm32::init(Default::default());
     info!("Hello Flash!");
 
     const ADDR: u32 = 0x08_0000;
diff --git a/examples/stm32h7/src/bin/fmc.rs b/examples/stm32h7/src/bin/fmc.rs
index 5140a6e22..85c690fe6 100644
--- a/examples/stm32h7/src/bin/fmc.rs
+++ b/examples/stm32h7/src/bin/fmc.rs
@@ -3,23 +3,21 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
-use embassy_executor::time::{Delay, Duration, Timer};
+use embassy_executor::Spawner;
 use embassy_stm32::fmc::Fmc;
 use embassy_stm32::time::mhz;
-use embassy_stm32::{Config, Peripherals};
+use embassy_stm32::Config;
+use embassy_time::{Delay, Duration, Timer};
 use {defmt_rtt as _, panic_probe as _};
 
-pub fn config() -> Config {
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
     let mut config = Config::default();
     config.rcc.sys_ck = Some(mhz(400));
     config.rcc.hclk = Some(mhz(200));
     config.rcc.pll1.q_ck = Some(mhz(100));
-    config
-}
+    let p = embassy_stm32::init(config);
 
-#[embassy_executor::main(config = "config()")]
-async fn main(_spawner: Spawner, p: Peripherals) {
     info!("Hello World!");
 
     let mut core_peri = cortex_m::Peripherals::take().unwrap();
diff --git a/examples/stm32h7/src/bin/low_level_timer_api.rs b/examples/stm32h7/src/bin/low_level_timer_api.rs
index f2477c7a7..1972f8ff2 100644
--- a/examples/stm32h7/src/bin/low_level_timer_api.rs
+++ b/examples/stm32h7/src/bin/low_level_timer_api.rs
@@ -3,16 +3,17 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
-use embassy_executor::time::{Duration, Timer};
+use embassy_executor::Spawner;
 use embassy_stm32::gpio::low_level::AFType;
 use embassy_stm32::gpio::Speed;
 use embassy_stm32::pwm::*;
 use embassy_stm32::time::{khz, mhz, Hertz};
-use embassy_stm32::{into_ref, Config, Peripheral, PeripheralRef, Peripherals};
+use embassy_stm32::{into_ref, Config, Peripheral, PeripheralRef};
+use embassy_time::{Duration, Timer};
 use {defmt_rtt as _, panic_probe as _};
 
-pub fn config() -> Config {
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
     let mut config = Config::default();
     config.rcc.sys_ck = Some(mhz(400));
     config.rcc.hclk = Some(mhz(400));
@@ -21,11 +22,8 @@ pub fn config() -> Config {
     config.rcc.pclk2 = Some(mhz(100));
     config.rcc.pclk3 = Some(mhz(100));
     config.rcc.pclk4 = Some(mhz(100));
-    config
-}
+    let p = embassy_stm32::init(config);
 
-#[embassy_executor::main(config = "config()")]
-async fn main(_spawner: Spawner, p: Peripherals) {
     info!("Hello World!");
 
     let mut pwm = SimplePwm32::new(p.TIM5, p.PA0, p.PA1, p.PA2, p.PA3, khz(10));
diff --git a/examples/stm32h7/src/bin/mco.rs b/examples/stm32h7/src/bin/mco.rs
index 83ba3742b..036455d5e 100644
--- a/examples/stm32h7/src/bin/mco.rs
+++ b/examples/stm32h7/src/bin/mco.rs
@@ -3,15 +3,15 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
-use embassy_executor::time::{Duration, Timer};
+use embassy_executor::Spawner;
 use embassy_stm32::gpio::{Level, Output, Speed};
 use embassy_stm32::rcc::{Mco, Mco1Source, McoClock};
-use embassy_stm32::Peripherals;
+use embassy_time::{Duration, Timer};
 use {defmt_rtt as _, panic_probe as _};
 
 #[embassy_executor::main]
-async fn main(_spawner: Spawner, p: Peripherals) {
+async fn main(_spawner: Spawner) {
+    let p = embassy_stm32::init(Default::default());
     info!("Hello World!");
 
     let mut led = Output::new(p.PB14, Level::High, Speed::Low);
diff --git a/examples/stm32h7/src/bin/pwm.rs b/examples/stm32h7/src/bin/pwm.rs
index 36ed2e4a4..c5c0dd290 100644
--- a/examples/stm32h7/src/bin/pwm.rs
+++ b/examples/stm32h7/src/bin/pwm.rs
@@ -3,15 +3,16 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
-use embassy_executor::time::{Duration, Timer};
+use embassy_executor::Spawner;
 use embassy_stm32::pwm::simple_pwm::{PwmPin, SimplePwm};
 use embassy_stm32::pwm::Channel;
 use embassy_stm32::time::{khz, mhz};
-use embassy_stm32::{Config, Peripherals};
+use embassy_stm32::Config;
+use embassy_time::{Duration, Timer};
 use {defmt_rtt as _, panic_probe as _};
 
-pub fn config() -> Config {
+#[embassy_executor::main]
+async fn main(_spawner: Spawner) {
     let mut config = Config::default();
     config.rcc.sys_ck = Some(mhz(400));
     config.rcc.hclk = Some(mhz(400));
@@ -20,11 +21,7 @@ pub fn config() -> Config {
     config.rcc.pclk2 = Some(mhz(100));
     config.rcc.pclk3 = Some(mhz(100));
     config.rcc.pclk4 = Some(mhz(100));
-    config
-}
-
-#[embassy_executor::main(config = "config()")]
-async fn main(_spawner: Spawner, p: Peripherals) {
+    let p = embassy_stm32::init(config);
     info!("Hello World!");
 
     let ch1 = PwmPin::new_ch1(p.PA6);
diff --git a/examples/stm32h7/src/bin/rng.rs b/examples/stm32h7/src/bin/rng.rs
index 81fb3d162..af9be0b62 100644
--- a/examples/stm32h7/src/bin/rng.rs
+++ b/examples/stm32h7/src/bin/rng.rs
@@ -3,13 +3,13 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
+use embassy_executor::Spawner;
 use embassy_stm32::rng::Rng;
-use embassy_stm32::Peripherals;
 use {defmt_rtt as _, panic_probe as _};
 
 #[embassy_executor::main]
-async fn main(_spawner: Spawner, p: Peripherals) {
+async fn main(_spawner: Spawner) {
+    let p = embassy_stm32::init(Default::default());
     info!("Hello World!");
 
     let mut rng = Rng::new(p.RNG);
diff --git a/examples/stm32h7/src/bin/sdmmc.rs b/examples/stm32h7/src/bin/sdmmc.rs
index 19ae5ade1..26d1db01e 100644
--- a/examples/stm32h7/src/bin/sdmmc.rs
+++ b/examples/stm32h7/src/bin/sdmmc.rs
@@ -3,20 +3,17 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
+use embassy_executor::Spawner;
 use embassy_stm32::sdmmc::Sdmmc;
 use embassy_stm32::time::mhz;
-use embassy_stm32::{interrupt, Config, Peripherals};
+use embassy_stm32::{interrupt, 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(mhz(200));
-    config
-}
-
-#[embassy_executor::main(config = "config()")]
-async fn main(_spawner: Spawner, p: Peripherals) -> ! {
+    let p = embassy_stm32::init(config);
     info!("Hello World!");
 
     let irq = interrupt::take!(SDMMC1);
diff --git a/examples/stm32h7/src/bin/signal.rs b/examples/stm32h7/src/bin/signal.rs
index 2fc75c7af..be2ac268e 100644
--- a/examples/stm32h7/src/bin/signal.rs
+++ b/examples/stm32h7/src/bin/signal.rs
@@ -3,9 +3,8 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::{info, unwrap};
-use embassy_executor::executor::Spawner;
-use embassy_executor::time::{Duration, Timer};
-use embassy_stm32::Peripherals;
+use embassy_executor::Spawner;
+use embassy_time::{Duration, Timer};
 use embassy_util::channel::signal::Signal;
 use {defmt_rtt as _, panic_probe as _};
 
@@ -25,7 +24,8 @@ async fn my_sending_task() {
 }
 
 #[embassy_executor::main]
-async fn main(spawner: Spawner, _p: Peripherals) {
+async fn main(spawner: Spawner) {
+    let _p = embassy_stm32::init(Default::default());
     unwrap!(spawner.spawn(my_sending_task()));
 
     loop {
diff --git a/examples/stm32h7/src/bin/spi.rs b/examples/stm32h7/src/bin/spi.rs
index dc8cb7f47..c28f937a8 100644
--- a/examples/stm32h7/src/bin/spi.rs
+++ b/examples/stm32h7/src/bin/spi.rs
@@ -7,7 +7,7 @@ use core::str::from_utf8;
 
 use cortex_m_rt::entry;
 use defmt::*;
-use embassy_executor::executor::Executor;
+use embassy_executor::Executor;
 use embassy_stm32::dma::NoDma;
 use embassy_stm32::peripherals::SPI3;
 use embassy_stm32::time::mhz;
@@ -16,14 +16,6 @@ use embassy_util::Forever;
 use heapless::String;
 use {defmt_rtt as _, panic_probe as _};
 
-pub fn config() -> Config {
-    let mut config = Config::default();
-    config.rcc.sys_ck = Some(mhz(400));
-    config.rcc.hclk = Some(mhz(200));
-    config.rcc.pll1.q_ck = Some(mhz(100));
-    config
-}
-
 #[embassy_executor::task]
 async fn main_task(mut spi: spi::Spi<'static, SPI3, NoDma, NoDma>) {
     for n in 0u32.. {
@@ -45,7 +37,11 @@ static EXECUTOR: Forever<Executor> = Forever::new();
 fn main() -> ! {
     info!("Hello World!");
 
-    let p = embassy_stm32::init(config());
+    let mut config = Config::default();
+    config.rcc.sys_ck = Some(mhz(400));
+    config.rcc.hclk = Some(mhz(200));
+    config.rcc.pll1.q_ck = Some(mhz(100));
+    let p = embassy_stm32::init(config);
 
     let spi = spi::Spi::new(
         p.SPI3,
diff --git a/examples/stm32h7/src/bin/spi_dma.rs b/examples/stm32h7/src/bin/spi_dma.rs
index 2631ed30c..6c78c194f 100644
--- a/examples/stm32h7/src/bin/spi_dma.rs
+++ b/examples/stm32h7/src/bin/spi_dma.rs
@@ -7,7 +7,7 @@ use core::str::from_utf8;
 
 use cortex_m_rt::entry;
 use defmt::*;
-use embassy_executor::executor::Executor;
+use embassy_executor::Executor;
 use embassy_stm32::peripherals::{DMA1_CH3, DMA1_CH4, SPI3};
 use embassy_stm32::time::mhz;
 use embassy_stm32::{spi, Config};
@@ -15,14 +15,6 @@ use embassy_util::Forever;
 use heapless::String;
 use {defmt_rtt as _, panic_probe as _};
 
-pub fn config() -> Config {
-    let mut config = Config::default();
-    config.rcc.sys_ck = Some(mhz(400));
-    config.rcc.hclk = Some(mhz(200));
-    config.rcc.pll1.q_ck = Some(mhz(100));
-    config
-}
-
 #[embassy_executor::task]
 async fn main_task(mut spi: spi::Spi<'static, SPI3, DMA1_CH3, DMA1_CH4>) {
     for n in 0u32.. {
@@ -41,7 +33,11 @@ static EXECUTOR: Forever<Executor> = Forever::new();
 fn main() -> ! {
     info!("Hello World!");
 
-    let p = embassy_stm32::init(config());
+    let mut config = Config::default();
+    config.rcc.sys_ck = Some(mhz(400));
+    config.rcc.hclk = Some(mhz(200));
+    config.rcc.pll1.q_ck = Some(mhz(100));
+    let p = embassy_stm32::init(config);
 
     let spi = spi::Spi::new(
         p.SPI3,
diff --git a/examples/stm32h7/src/bin/usart.rs b/examples/stm32h7/src/bin/usart.rs
index e491fb39d..1384d54c6 100644
--- a/examples/stm32h7/src/bin/usart.rs
+++ b/examples/stm32h7/src/bin/usart.rs
@@ -4,7 +4,7 @@
 
 use cortex_m_rt::entry;
 use defmt::*;
-use embassy_executor::executor::Executor;
+use embassy_executor::Executor;
 use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
 use embassy_util::Forever;
diff --git a/examples/stm32h7/src/bin/usart_dma.rs b/examples/stm32h7/src/bin/usart_dma.rs
index aacda45bc..f8d58bb84 100644
--- a/examples/stm32h7/src/bin/usart_dma.rs
+++ b/examples/stm32h7/src/bin/usart_dma.rs
@@ -6,7 +6,7 @@ use core::fmt::Write;
 
 use cortex_m_rt::entry;
 use defmt::*;
-use embassy_executor::executor::Executor;
+use embassy_executor::Executor;
 use embassy_stm32::dma::NoDma;
 use embassy_stm32::usart::{Config, Uart};
 use embassy_util::Forever;
diff --git a/examples/stm32h7/src/bin/usart_split.rs b/examples/stm32h7/src/bin/usart_split.rs
index 12bb0ce9c..64080ec45 100644
--- a/examples/stm32h7/src/bin/usart_split.rs
+++ b/examples/stm32h7/src/bin/usart_split.rs
@@ -3,11 +3,10 @@
 #![feature(type_alias_impl_trait)]
 
 use defmt::*;
-use embassy_executor::executor::Spawner;
+use embassy_executor::Spawner;
 use embassy_stm32::dma::NoDma;
 use embassy_stm32::peripherals::{DMA1_CH1, UART7};
 use embassy_stm32::usart::{Config, Uart, UartRx};
-use embassy_stm32::Peripherals;
 use embassy_util::blocking_mutex::raw::ThreadModeRawMutex;
 use embassy_util::channel::mpmc::Channel;
 use {defmt_rtt as _, panic_probe as _};
@@ -27,7 +26,8 @@ async fn writer(mut usart: Uart<'static, UART7, NoDma, NoDma>) {
 static CHANNEL: Channel<ThreadModeRawMutex, [u8; 8], 1> = Channel::new();
 
 #[embassy_executor::main]
-async fn main(spawner: Spawner, p: Peripherals) -> ! {
+async fn main(spawner: Spawner) -> ! {
+    let p = embassy_stm32::init(Default::default());
     info!("Hello World!");
 
     let config = Config::default();