diff --git a/embassy-stm32/build.rs b/embassy-stm32/build.rs
index a0b74c0b9..64d8afa13 100644
--- a/embassy-stm32/build.rs
+++ b/embassy-stm32/build.rs
@@ -601,7 +601,7 @@ fn main() {
             .iter()
             .map(|(_fieldset, fieldname, enum_name)| {
                 quote! {
-                    pub #fieldname: Option<crate::pac::rcc::vals::#enum_name>
+                    pub #fieldname: Option<#enum_name>
                 }
             })
             .collect();
@@ -627,23 +627,32 @@ fn main() {
             })
             .collect();
 
-        g.extend(quote! {
-            #[derive(Clone, Copy)]
-            pub struct ClockMux {
-                #( #struct_fields, )*
-            }
+        let enum_names: BTreeSet<_> = rcc_cfgr_regs
+            .iter()
+            .map(|(_fieldset, _fieldname, enum_name)| enum_name)
+            .collect();
 
-            impl Default for ClockMux {
-                fn default() -> Self {
-                    Self {
-                        #( #field_names: None, )*
+        g.extend(quote! {
+            pub mod mux {
+                #(pub use crate::pac::rcc::vals::#enum_names as #enum_names; )*
+
+                #[derive(Clone, Copy)]
+                pub struct ClockMux {
+                    #( #struct_fields, )*
+                }
+
+                impl Default for ClockMux {
+                    fn default() -> Self {
+                        Self {
+                            #( #field_names: None, )*
+                        }
                     }
                 }
-            }
 
-            impl ClockMux {
-                pub fn init(self) {
-                    #( #inits )*
+                impl ClockMux {
+                    pub fn init(self) {
+                        #( #inits )*
+                    }
                 }
             }
         });
diff --git a/embassy-stm32/src/rcc/f013.rs b/embassy-stm32/src/rcc/f013.rs
index 86af4bd68..de209272d 100644
--- a/embassy-stm32/src/rcc/f013.rs
+++ b/embassy-stm32/src/rcc/f013.rs
@@ -97,10 +97,9 @@ pub struct Config {
     pub adc: AdcClockSource,
     #[cfg(all(stm32f3, not(rcc_f37), adc3_common))]
     pub adc34: AdcClockSource,
-    #[cfg(stm32f334)]
-    pub hrtim: HrtimClockSource,
+
     #[cfg(clock_mux)]
-    pub mux: crate::rcc::ClockMux,
+    pub mux: crate::rcc::mux::ClockMux,
 
     pub ls: super::LsConfig,
 }
@@ -128,8 +127,7 @@ impl Default for Config {
             adc: AdcClockSource::Hclk(AdcHclkPrescaler::Div1),
             #[cfg(all(stm32f3, not(rcc_f37), adc3_common))]
             adc34: AdcClockSource::Hclk(AdcHclkPrescaler::Div1),
-            #[cfg(stm32f334)]
-            hrtim: HrtimClockSource::BusClk,
+
             #[cfg(clock_mux)]
             mux: Default::default(),
         }
@@ -350,7 +348,8 @@ pub(crate) unsafe fn init(config: Config) {
         }
     };
 
-    #[cfg(stm32f334)]
+    /*
+    TODO: Maybe add something like this to clock_mux? How can we autogenerate the data for this?
     let hrtim = match config.hrtim {
         // Must be configured after the bus is ready, otherwise it won't work
         HrtimClockSource::BusClk => None,
@@ -366,6 +365,7 @@ pub(crate) unsafe fn init(config: Config) {
             Some(pll * 2u32)
         }
     };
+     */
 
     #[cfg(clock_mux)]
     config.mux.init();
@@ -384,8 +384,6 @@ pub(crate) unsafe fn init(config: Config) {
         adc: Some(adc),
         #[cfg(all(stm32f3, not(rcc_f37), adc3_common))]
         adc34: Some(adc34),
-        #[cfg(stm32f334)]
-        hrtim: hrtim,
         rtc: rtc,
         hsi48: hsi48,
         #[cfg(any(rcc_f1, rcc_f1cl, stm32f3))]
diff --git a/embassy-stm32/src/rcc/mod.rs b/embassy-stm32/src/rcc/mod.rs
index 24516d426..b5a8bc2a4 100644
--- a/embassy-stm32/src/rcc/mod.rs
+++ b/embassy-stm32/src/rcc/mod.rs
@@ -32,7 +32,7 @@ mod _version;
 pub use _version::*;
 
 #[cfg(clock_mux)]
-pub use crate::_generated::ClockMux;
+pub use crate::_generated::mux as mux;
 pub use crate::_generated::Clocks;
 
 #[cfg(feature = "low-power")]
diff --git a/examples/stm32f334/src/bin/pwm.rs b/examples/stm32f334/src/bin/pwm.rs
index cf5eb7b26..7c6d6cd71 100644
--- a/examples/stm32f334/src/bin/pwm.rs
+++ b/examples/stm32f334/src/bin/pwm.rs
@@ -28,9 +28,7 @@ async fn main(_spawner: Spawner) {
         config.rcc.apb1_pre = APBPrescaler::DIV2;
         config.rcc.apb2_pre = APBPrescaler::DIV1;
 
-        // TODO: The two lines here do the same thing
-        config.rcc.hrtim = HrtimClockSource::PllClk;
-        config.rcc.mux.hrtim1sw = Some(embassy_stm32::pac::rcc::vals::Timsw::PLL1_P);
+        config.rcc.mux.hrtim1sw = Some(embassy_stm32::rcc::mux::Timsw::PLL1_P);
     }
     let p = embassy_stm32::init(config);