From 94c4cd8500b131bbfb0ed22176c35dc4df5ff009 Mon Sep 17 00:00:00 2001
From: everdrone <giorgiotropiano@gmail.com>
Date: Tue, 11 Nov 2025 17:00:41 +0100
Subject: cfg out unused items

---
 embassy-stm32/src/dma/gpdma/mod.rs | 1 +
 embassy-stm32/src/dma/mod.rs       | 4 ++++
 embassy-stm32/src/lib.rs           | 2 +-
 embassy-stm32/src/rcc/bd.rs        | 8 ++++++--
 embassy-stm32/src/ucpd.rs          | 3 ++-
 5 files changed, 14 insertions(+), 4 deletions(-)

diff --git a/embassy-stm32/src/dma/gpdma/mod.rs b/embassy-stm32/src/dma/gpdma/mod.rs
index 3e117c331..106558d20 100644
--- a/embassy-stm32/src/dma/gpdma/mod.rs
+++ b/embassy-stm32/src/dma/gpdma/mod.rs
@@ -136,6 +136,7 @@ pub(crate) unsafe fn init(cs: critical_section::CriticalSection, irq_priority: c
 
 impl AnyChannel {
     /// Safety: Must be called with a matching set of parameters for a valid dma channel
+    #[cfg(not(stm32n6))]
     pub(crate) unsafe fn on_irq(&self) {
         let info = self.info();
         #[cfg(feature = "_dual-core")]
diff --git a/embassy-stm32/src/dma/mod.rs b/embassy-stm32/src/dma/mod.rs
index 297fa3674..de7a2c175 100644
--- a/embassy-stm32/src/dma/mod.rs
+++ b/embassy-stm32/src/dma/mod.rs
@@ -46,9 +46,11 @@ pub type Request = u8;
 pub type Request = ();
 
 pub(crate) trait SealedChannel {
+    #[cfg(not(stm32n6))]
     fn id(&self) -> u8;
 }
 
+#[cfg(not(stm32n6))]
 pub(crate) trait ChannelInterrupt {
     #[cfg_attr(not(feature = "rt"), allow(unused))]
     unsafe fn on_irq();
@@ -58,6 +60,7 @@ pub(crate) trait ChannelInterrupt {
 #[allow(private_bounds)]
 pub trait Channel: SealedChannel + PeripheralType + Into<AnyChannel> + 'static {}
 
+#[cfg(not(stm32n6))]
 macro_rules! dma_channel_impl {
     ($channel_peri:ident, $index:expr) => {
         impl crate::dma::SealedChannel for crate::peripherals::$channel_peri {
@@ -96,6 +99,7 @@ impl AnyChannel {
 }
 
 impl SealedChannel for AnyChannel {
+    #[cfg(not(stm32n6))]
     fn id(&self) -> u8 {
         self.id
     }
diff --git a/embassy-stm32/src/lib.rs b/embassy-stm32/src/lib.rs
index 5b338a28b..680edf433 100644
--- a/embassy-stm32/src/lib.rs
+++ b/embassy-stm32/src/lib.rs
@@ -615,7 +615,7 @@ fn init_hw(config: Config) -> Peripherals {
             #[cfg(ucpd)]
             ucpd::init(
                 cs,
-                #[cfg(peri_ucpd1)]
+                #[cfg(all(peri_ucpd1, not(stm32n6)))]
                 config.enable_ucpd1_dead_battery,
                 #[cfg(peri_ucpd2)]
                 config.enable_ucpd2_dead_battery,
diff --git a/embassy-stm32/src/rcc/bd.rs b/embassy-stm32/src/rcc/bd.rs
index 9cad03227..219be208f 100644
--- a/embassy-stm32/src/rcc/bd.rs
+++ b/embassy-stm32/src/rcc/bd.rs
@@ -1,5 +1,7 @@
+#[cfg(not(stm32n6))]
 use core::sync::atomic::{Ordering, compiler_fence};
 
+#[cfg(not(stm32n6))]
 use crate::pac::common::{RW, Reg};
 #[cfg(backup_sram)]
 use crate::pac::pwr::vals::Retention;
@@ -54,7 +56,7 @@ impl From<LseDrive> for crate::pac::rcc::vals::Lsedrv {
     }
 }
 
-#[cfg(not(any(rtc_v2_l0, rtc_v2_l1, stm32c0)))]
+#[cfg(not(any(rtc_v2_l0, rtc_v2_l1, stm32c0, stm32n6)))]
 type Bdcr = crate::pac::rcc::regs::Bdcr;
 #[cfg(any(rtc_v2_l0, rtc_v2_l1))]
 type Bdcr = crate::pac::rcc::regs::Csr;
@@ -64,7 +66,7 @@ type Bdcr = crate::pac::rcc::regs::Csr1;
 #[cfg(any(stm32c0))]
 fn unlock() {}
 
-#[cfg(not(any(stm32c0)))]
+#[cfg(not(any(stm32c0, stm32n6)))]
 fn unlock() {
     #[cfg(any(stm32f0, stm32f1, stm32f2, stm32f3, stm32l0, stm32l1))]
     let cr = crate::pac::PWR.cr();
@@ -79,6 +81,7 @@ fn unlock() {
     while !cr.read().dbp() {}
 }
 
+#[cfg(not(stm32n6))]
 fn bdcr() -> Reg<Bdcr, RW> {
     #[cfg(any(rtc_v2_l0, rtc_v2_l1))]
     return crate::pac::RCC.csr();
@@ -152,6 +155,7 @@ impl Default for LsConfig {
 }
 
 impl LsConfig {
+    #[cfg(not(stm32n6))]
     pub(crate) fn init(&self) -> Option<Hertz> {
         let rtc_clk = match self.rtc {
             RtcClockSource::LSI => {
diff --git a/embassy-stm32/src/ucpd.rs b/embassy-stm32/src/ucpd.rs
index 8f259a917..ae86d28f0 100644
--- a/embassy-stm32/src/ucpd.rs
+++ b/embassy-stm32/src/ucpd.rs
@@ -32,7 +32,7 @@ use crate::{Peri, interrupt};
 
 pub(crate) fn init(
     _cs: critical_section::CriticalSection,
-    #[cfg(peri_ucpd1)] ucpd1_db_enable: bool,
+    #[cfg(all(peri_ucpd1, not(stm32n6)))] ucpd1_db_enable: bool,
     #[cfg(peri_ucpd2)] ucpd2_db_enable: bool,
 ) {
     #[cfg(stm32g0x1)]
@@ -349,6 +349,7 @@ impl<'d, T: Instance> CcPhy<'d, T> {
         critical_section::with(|cs| {
             init(
                 cs,
+                #[cfg(not(stm32n6))]
                 false,
                 #[cfg(peri_ucpd2)]
                 false,
-- 
cgit