From e7ca4fbb3d8a80b2d65dbe005909cb1fc77f028a Mon Sep 17 00:00:00 2001
From: Kurtis Dinelle <kurtisdinelle@gmail.com>
Date: Sat, 20 Sep 2025 13:13:57 -0700
Subject: [PATCH 1/2] Add unsafe block around DEVICE_PERIPHERALS

---
 CHANGELOG.md           | 3 +++
 src/generate/device.rs | 8 +++++++-
 2 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8dc1d6f1..991ff65f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/).
 
 ## [Unreleased]
 
+- Add unsafe block around `DEVICE_PERIPHERALS = true` in `Peripherals::steal()`
+  to support Rust 2024 edition.
+
 ## [v0.37.0] - 2025-08-14
 
 - Fix new `mismatched-lifetime-syntaxes` lint warnings
diff --git a/src/generate/device.rs b/src/generate/device.rs
index e21d249d..864437c5 100644
--- a/src/generate/device.rs
+++ b/src/generate/device.rs
@@ -301,6 +301,12 @@ pub fn render(d: &Device, config: &Config, device_x: &mut String) -> Result<Toke
         quote!(#[no_mangle])
     };
 
+    let set_device_peripherals_true = if config.edition >= RustEdition::E2024 {
+        quote!(unsafe { DEVICE_PERIPHERALS = true })
+    } else {
+        quote!(DEVICE_PERIPHERALS = true;)
+    };
+
     out.extend(quote! {
         // NOTE `no_mangle` is used here to prevent linking different minor versions of the device
         // crate as that would let you `take` the device peripherals more than once (one per minor
@@ -339,7 +345,7 @@ pub fn render(d: &Device, config: &Config, device_x: &mut String) -> Result<Toke
             /// Each of the returned peripherals must be used at most once.
             #[inline]
             pub unsafe fn steal() -> Self {
-                DEVICE_PERIPHERALS = true;
+                #set_device_peripherals_true
 
                 Peripherals {
                     #exprs

From a5ecffa1b9dc9ff7ecbba573aa0f4c3554768d05 Mon Sep 17 00:00:00 2001
From: Kurtis Dinelle <kurtisdinelle@gmail.com>
Date: Wed, 1 Oct 2025 22:23:58 -0700
Subject: [PATCH 2/2] Use doc_cfg to allow nightly docs to build

---
 CHANGELOG.md           | 1 +
 src/generate/device.rs | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 991ff65f..cf2093f2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/).
 
 ## [Unreleased]
 
+- Change `feature(doc_auto_cfg)` to `feature(doc_cfg)` to allow nightly docs to build.
 - Add unsafe block around `DEVICE_PERIPHERALS = true` in `Peripherals::steal()`
   to support Rust 2024 edition.
 
diff --git a/src/generate/device.rs b/src/generate/device.rs
index 864437c5..ddd57359 100644
--- a/src/generate/device.rs
+++ b/src/generate/device.rs
@@ -59,7 +59,7 @@ pub fn render(d: &Device, config: &Config, device_x: &mut String) -> Result<Toke
             #![allow(non_camel_case_types)]
             #![allow(non_snake_case)]
             #![no_std]
-            #![cfg_attr(docsrs, feature(doc_auto_cfg))]
+            #![cfg_attr(docsrs, feature(doc_cfg))]
         });
     }