cleanup

flight/src/hardware/mod.rs

@@ -2,6 +2,7 @@ use crate::hardware::mcp23017::Mcp23017;
 use crate::hardware::mct8316a::Mct8316a;
 use anyhow::Result;
 use embedded_hal::pwm::SetDutyCycle;
+use log::trace;
 use std::fmt::Debug;
 
 pub trait Hardware {
@@ -25,12 +26,14 @@ mod raspi;
 
 #[cfg(feature = "raspi")]
 pub fn initialize() -> Result<impl Hardware> {
+    trace!("initialize()");
     raspi::RaspiHardware::new()
 }
 
 #[cfg(not(feature = "raspi"))]
 #[allow(unreachable_code)]
 pub fn initialize() -> Result<impl Hardware> {
+    trace!("initialize()");
     Ok(sim::SimHardware::new())
 }