Remove special handling of integrated timer queue

embassy-time-driver/src/lib.rs

@@ -131,6 +131,7 @@ pub trait Driver: Send + Sync + 'static {
 
 extern "Rust" {
     fn _embassy_time_now() -> u64;
+    fn _embassy_time_schedule_wake(at: u64, waker: &Waker);
 }
 
 /// See [`Driver::now`]
@@ -138,6 +139,11 @@ pub fn now() -> u64 {
     unsafe { _embassy_time_now() }
 }
 
+/// Schedule the given waker to be woken at `at`.
+pub fn schedule_wake(at: u64, waker: &Waker) {
+    unsafe { _embassy_time_schedule_wake(at, waker) }
+}
+
 /// Set the time Driver implementation.
 ///
 /// See the module documentation for an example.