diff --git a/rp2040-hal/src/dma/mod.rs b/rp2040-hal/src/dma/mod.rs
index b941f0c18..2047012cf 100644
--- a/rp2040-hal/src/dma/mod.rs
+++ b/rp2040-hal/src/dma/mod.rs
@@ -143,7 +143,7 @@ trait ChannelRegs {
 
 impl<CH: ChannelIndex> ChannelRegs for Channel<CH> {
     unsafe fn ptr() -> *const pac::dma::CH {
-        &(*pac::DMA::ptr()).ch[CH::id() as usize] as *const _
+        (*pac::DMA::ptr()).ch(CH::id() as usize)
     }
 
     fn regs(&self) -> &pac::dma::CH {
diff --git a/rp2040-hal/src/pio.rs b/rp2040-hal/src/pio.rs
index 86aea6b0f..748604f79 100644
--- a/rp2040-hal/src/pio.rs
+++ b/rp2040-hal/src/pio.rs
@@ -39,22 +39,22 @@ pub trait PIOExt: Deref<Target = RegisterBlock> + SubsystemReset + Sized + Send
 
         let sm0 = UninitStateMachine {
             block: self.deref(),
-            sm: &self.deref().sm(0),
+            sm: self.sm(0),
             _phantom: core::marker::PhantomData,
         };
         let sm1 = UninitStateMachine {
             block: self.deref(),
-            sm: &self.deref().sm(1),
+            sm: self.sm(1),
             _phantom: core::marker::PhantomData,
         };
         let sm2 = UninitStateMachine {
             block: self.deref(),
-            sm: &self.deref().sm(2),
+            sm: self.sm(2),
             _phantom: core::marker::PhantomData,
         };
         let sm3 = UninitStateMachine {
             block: self.deref(),
-            sm: &self.deref().sm(3),
+            sm: self.sm(3),
             _phantom: core::marker::PhantomData,
         };
         (
diff --git a/rp2040-hal/src/timer.rs b/rp2040-hal/src/timer.rs
index 6685047a2..4810a78c6 100644
--- a/rp2040-hal/src/timer.rs
+++ b/rp2040-hal/src/timer.rs
@@ -319,7 +319,7 @@ macro_rules! impl_alarm {
 
                 // This lock is for time-criticality
                 cortex_m::interrupt::free(|_| {
-                    let alarm = &timer.$timer_alarm;
+                    let alarm = &timer.$timer_alarm();
 
                     // safety: This is the only code in the codebase that accesses memory address $timer_alarm
                     alarm.write(|w| unsafe { w.bits(timestamp_low) });