respace only

src/generate/peripheral.rs

@@ -184,14 +184,7 @@ pub fn render(p_original: &Peripheral, index: &Index, config: &Config) -> Result
                 feature_attribute.extend(quote! { #[cfg(feature = #p_feature)] })
             };
             // Insert the peripheral structure
-            per_to_tokens(
-                &mut out,
-                &feature_attribute,
-                &doc,
-                &p_ty,
-                None,
-                address,
-            );
+            per_to_tokens(&mut out, &feature_attribute, &doc, &p_ty, None, address);
 
             // Derived peripherals may not require re-implementation, and will instead
             // use a single definition of the non-derived version.

src/util.rs

@@ -148,10 +148,13 @@ pub fn sanitize_keyword(sc: Cow<str>) -> Cow<str> {
 }
 
 pub fn respace(s: &str) -> String {
-    s//.split_whitespace()
-    //    .collect::<Vec<_>>()
-    //    .join(" ")
-        .replace(r"\n", "\n")
+    let s = if s.matches("\n").count() == 1 {
+        // Special case for STM32
+        s.split_whitespace().collect::<Vec<_>>().join(" ")
+    } else {
+        s.into()
+    };
+    s.replace(r"\n", "\n")
 }
 
 pub fn escape_brackets(s: &str) -> String {