10 files changed, 43 insertions, 67 deletions

diff --git a/examples/stm32f0/src/bin/wdg.rs b/examples/stm32f0/src/bin/wdg.rs
index 80e76f901..a44b17528 100644
--- a/examples/stm32f0/src/bin/wdg.rs
+++ b/examples/stm32f0/src/bin/wdg.rs
@@ -16,10 +16,10 @@ async fn main(_spawner: Spawner) {
     let mut wdg = IndependentWatchdog::new(p.IWDG, 20_000_00);
 
     info!("Watchdog start");
-    unsafe { wdg.unleash() };
+    wdg.unleash();
 
     loop {
         Timer::after(Duration::from_secs(1)).await;
-        unsafe { wdg.pet() };
+        wdg.pet();
     }
 }
diff --git a/examples/stm32f4/src/bin/wdt.rs b/examples/stm32f4/src/bin/wdt.rs
index b2c587fa1..e5d122af7 100644
--- a/examples/stm32f4/src/bin/wdt.rs
+++ b/examples/stm32f4/src/bin/wdt.rs
@@ -17,9 +17,7 @@ async fn main(_spawner: Spawner) {
     let mut led = Output::new(p.PB7, Level::High, Speed::Low);
 
     let mut wdt = IndependentWatchdog::new(p.IWDG, 1_000_000);
-    unsafe {
-        wdt.unleash();
-    }
+    wdt.unleash();
 
     let mut i = 0;
 
@@ -36,9 +34,7 @@ async fn main(_spawner: Spawner) {
         // MCU should restart in 1 second after the last pet.
         if i < 5 {
             info!("Petting watchdog");
-            unsafe {
-                wdt.pet();
-            }
+            wdt.pet();
         }
 
         i += 1;
diff --git a/examples/stm32g4/src/bin/usb_serial.rs b/examples/stm32g4/src/bin/usb_serial.rs
index ecbe3a6e6..c111a9787 100644
--- a/examples/stm32g4/src/bin/usb_serial.rs
+++ b/examples/stm32g4/src/bin/usb_serial.rs
@@ -38,9 +38,7 @@ async fn main(_spawner: Spawner) {
     let p = embassy_stm32::init(config);
     info!("Hello World!");
 
-    unsafe {
-        pac::RCC.ccipr().write(|w| w.set_clk48sel(0b10));
-    }
+    pac::RCC.ccipr().write(|w| w.set_clk48sel(0b10));
 
     let driver = Driver::new(p.USB, Irqs, p.PA12, p.PA11);
 
diff --git a/examples/stm32h5/src/bin/usb_serial.rs b/examples/stm32h5/src/bin/usb_serial.rs
index 3912327e2..336eed644 100644
--- a/examples/stm32h5/src/bin/usb_serial.rs
+++ b/examples/stm32h5/src/bin/usb_serial.rs
@@ -45,11 +45,9 @@ async fn main(_spawner: Spawner) {
 
     info!("Hello World!");
 
-    unsafe {
-        pac::RCC.ccipr4().write(|w| {
-            w.set_usbsel(pac::rcc::vals::Usbsel::HSI48);
-        });
-    }
+    pac::RCC.ccipr4().write(|w| {
+        w.set_usbsel(pac::rcc::vals::Usbsel::HSI48);
+    });
 
     // Create the driver, from the HAL.
     let driver = Driver::new(p.USB, Irqs, p.PA12, p.PA11);
diff --git a/examples/stm32h7/src/bin/low_level_timer_api.rs b/examples/stm32h7/src/bin/low_level_timer_api.rs
index 1972f8ff2..d360df085 100644
--- a/examples/stm32h7/src/bin/low_level_timer_api.rs
+++ b/examples/stm32h7/src/bin/low_level_timer_api.rs
@@ -62,49 +62,39 @@ impl<'d, T: CaptureCompare32bitInstance> SimplePwm32<'d, T> {
         T::enable();
         <T as embassy_stm32::rcc::low_level::RccPeripheral>::reset();
 
-        unsafe {
-            ch1.set_speed(Speed::VeryHigh);
-            ch1.set_as_af(ch1.af_num(), AFType::OutputPushPull);
-            ch2.set_speed(Speed::VeryHigh);
-            ch2.set_as_af(ch1.af_num(), AFType::OutputPushPull);
-            ch3.set_speed(Speed::VeryHigh);
-            ch3.set_as_af(ch1.af_num(), AFType::OutputPushPull);
-            ch4.set_speed(Speed::VeryHigh);
-            ch4.set_as_af(ch1.af_num(), AFType::OutputPushPull);
-        }
+        ch1.set_speed(Speed::VeryHigh);
+        ch1.set_as_af(ch1.af_num(), AFType::OutputPushPull);
+        ch2.set_speed(Speed::VeryHigh);
+        ch2.set_as_af(ch1.af_num(), AFType::OutputPushPull);
+        ch3.set_speed(Speed::VeryHigh);
+        ch3.set_as_af(ch1.af_num(), AFType::OutputPushPull);
+        ch4.set_speed(Speed::VeryHigh);
+        ch4.set_as_af(ch1.af_num(), AFType::OutputPushPull);
 
         let mut this = Self { inner: tim };
 
         this.set_freq(freq);
         this.inner.start();
 
-        unsafe {
-            T::regs_gp32()
-                .ccmr_output(0)
-                .modify(|w| w.set_ocm(0, OutputCompareMode::PwmMode1.into()));
-            T::regs_gp32()
-                .ccmr_output(0)
-                .modify(|w| w.set_ocm(1, OutputCompareMode::PwmMode1.into()));
-            T::regs_gp32()
-                .ccmr_output(1)
-                .modify(|w| w.set_ocm(0, OutputCompareMode::PwmMode1.into()));
-            T::regs_gp32()
-                .ccmr_output(1)
-                .modify(|w| w.set_ocm(1, OutputCompareMode::PwmMode1.into()));
-        }
+        let r = T::regs_gp32();
+        r.ccmr_output(0)
+            .modify(|w| w.set_ocm(0, OutputCompareMode::PwmMode1.into()));
+        r.ccmr_output(0)
+            .modify(|w| w.set_ocm(1, OutputCompareMode::PwmMode1.into()));
+        r.ccmr_output(1)
+            .modify(|w| w.set_ocm(0, OutputCompareMode::PwmMode1.into()));
+        r.ccmr_output(1)
+            .modify(|w| w.set_ocm(1, OutputCompareMode::PwmMode1.into()));
+
         this
     }
 
     pub fn enable(&mut self, channel: Channel) {
-        unsafe {
-            T::regs_gp32().ccer().modify(|w| w.set_cce(channel.raw(), true));
-        }
+        T::regs_gp32().ccer().modify(|w| w.set_cce(channel.raw(), true));
     }
 
     pub fn disable(&mut self, channel: Channel) {
-        unsafe {
-            T::regs_gp32().ccer().modify(|w| w.set_cce(channel.raw(), false));
-        }
+        T::regs_gp32().ccer().modify(|w| w.set_cce(channel.raw(), false));
     }
 
     pub fn set_freq(&mut self, freq: Hertz) {
@@ -112,11 +102,11 @@ impl<'d, T: CaptureCompare32bitInstance> SimplePwm32<'d, T> {
     }
 
     pub fn get_max_duty(&self) -> u32 {
-        unsafe { T::regs_gp32().arr().read().arr() }
+        T::regs_gp32().arr().read().arr()
     }
 
     pub fn set_duty(&mut self, channel: Channel, duty: u32) {
         defmt::assert!(duty < self.get_max_duty());
-        unsafe { T::regs_gp32().ccr(channel.raw()).modify(|w| w.set_ccr(duty)) }
+        T::regs_gp32().ccr(channel.raw()).modify(|w| w.set_ccr(duty))
     }
 }
diff --git a/examples/stm32h7/src/bin/wdg.rs b/examples/stm32h7/src/bin/wdg.rs
index 2b0301aad..9181dfd67 100644
--- a/examples/stm32h7/src/bin/wdg.rs
+++ b/examples/stm32h7/src/bin/wdg.rs
@@ -15,10 +15,10 @@ async fn main(_spawner: Spawner) {
 
     let mut wdg = IndependentWatchdog::new(p.IWDG1, 20_000_000);
 
-    unsafe { wdg.unleash() };
+    wdg.unleash();
 
     loop {
         Timer::after(Duration::from_secs(1)).await;
-        unsafe { wdg.pet() };
+        wdg.pet();
     }
 }
diff --git a/examples/stm32l4/src/bin/adc.rs b/examples/stm32l4/src/bin/adc.rs
index 281346e5f..1771e5202 100644
--- a/examples/stm32l4/src/bin/adc.rs
+++ b/examples/stm32l4/src/bin/adc.rs
@@ -12,12 +12,10 @@ use {defmt_rtt as _, panic_probe as _};
 fn main() -> ! {
     info!("Hello World!");
 
-    unsafe {
-        pac::RCC.ccipr().modify(|w| {
-            w.set_adcsel(0b11);
-        });
-        pac::RCC.ahb2enr().modify(|w| w.set_adcen(true));
-    }
+    pac::RCC.ccipr().modify(|w| {
+        w.set_adcsel(0b11);
+    });
+    pac::RCC.ahb2enr().modify(|w| w.set_adcen(true));
 
     let p = embassy_stm32::init(Default::default());
 
diff --git a/examples/stm32l4/src/bin/dac.rs b/examples/stm32l4/src/bin/dac.rs
index d6e744aa6..a36ed5d90 100644
--- a/examples/stm32l4/src/bin/dac.rs
+++ b/examples/stm32l4/src/bin/dac.rs
@@ -11,11 +11,9 @@ use {defmt_rtt as _, panic_probe as _};
 fn main() -> ! {
     info!("Hello World!");
 
-    unsafe {
-        pac::RCC.apb1enr1().modify(|w| {
-            w.set_dac1en(true);
-        });
-    }
+    pac::RCC.apb1enr1().modify(|w| {
+        w.set_dac1en(true);
+    });
 
     let p = embassy_stm32::init(Default::default());
 
diff --git a/examples/stm32wl/src/bin/lora_lorawan.rs b/examples/stm32wl/src/bin/lora_lorawan.rs
index e179c5ca1..805d21418 100644
--- a/examples/stm32wl/src/bin/lora_lorawan.rs
+++ b/examples/stm32wl/src/bin/lora_lorawan.rs
@@ -35,7 +35,7 @@ async fn main(_spawner: Spawner) {
     config.rcc.enable_lsi = true; // enable RNG
     let p = embassy_stm32::init(config);
 
-    unsafe { pac::RCC.ccipr().modify(|w| w.set_rngsel(0b01)) }
+    pac::RCC.ccipr().modify(|w| w.set_rngsel(0b01));
 
     let spi = Spi::new_subghz(p.SUBGHZSPI, p.DMA1_CH1, p.DMA1_CH2);
 
diff --git a/examples/stm32wl/src/bin/random.rs b/examples/stm32wl/src/bin/random.rs
index 182c607f9..d8562fca5 100644
--- a/examples/stm32wl/src/bin/random.rs
+++ b/examples/stm32wl/src/bin/random.rs
@@ -15,11 +15,9 @@ async fn main(_spawner: Spawner) {
     config.rcc.enable_lsi = true; //Needed for RNG to work
 
     let p = embassy_stm32::init(config);
-    unsafe {
-        pac::RCC.ccipr().modify(|w| {
-            w.set_rngsel(0b01);
-        });
-    }
+    pac::RCC.ccipr().modify(|w| {
+        w.set_rngsel(0b01);
+    });
 
     info!("Hello World!");