4 files changed, 41 insertions, 28 deletions

diff --git a/usb/src/dotstar.rs b/usb/src/dotstar.rs
index 8e930d0..c7eed7d 100644
--- a/usb/src/dotstar.rs
+++ b/usb/src/dotstar.rs
@@ -1,9 +1,9 @@
 use trinket_m0::{
     clock::GenericClockController,
     gpio::{self, Floating, Input},
+    pac::{PM, SERCOM1},
     prelude::*,
     sercom::{self, PadPin, SPIMaster1},
-    PM, SERCOM1,
 };
 
 use apa102_spi::Apa102;
diff --git a/usb/src/logger.rs b/usb/src/logger.rs
index 9fbba77..7357c22 100644
--- a/usb/src/logger.rs
+++ b/usb/src/logger.rs
@@ -1,14 +1,14 @@
+use crate::hal::{
+    gpio::{Pa6, Pa7, PfD},
+    sercom::{Sercom0Pad2, Sercom0Pad3, UART0},
+};
 use crate::rtc;
-use starb::{Reader, RingBuffer, Writer};
 
 use core::cell::UnsafeCell;
 use core::fmt::{self, Write};
 use embedded_hal::{digital::v2::OutputPin, serial};
 use log::{Metadata, Record};
-use trinket_m0::{
-    gpio::{Pa6, Pa7, PfD},
-    sercom::{Sercom0Pad2, Sercom0Pad3, UART0},
-};
+use starb::{Reader, RingBuffer, Writer};
 
 static mut UART0: usize = 0;
 
diff --git a/usb/src/main.rs b/usb/src/main.rs
index 523d275..42cdf55 100644
--- a/usb/src/main.rs
+++ b/usb/src/main.rs
@@ -3,6 +3,12 @@
 #![no_std]
 #![no_main]
 
+#[cfg(feature = "feather-m0")]
+use feather_m0 as hal;
+#[cfg(feature = "trinket-m0")]
+use trinket_m0 as hal;
+
+#[cfg(feature = "trinket-m0")]
 mod dotstar;
 mod logger;
 mod macros;
@@ -13,21 +19,24 @@ use bootkbd::BootKeyboard;
 use clint::HandlerArray;
 use core::mem;
 use core::panic::PanicInfo;
-use cortex_m::{asm::wfi, peripheral::NVIC};
+use cortex_m::{
+    asm::wfi,
+    peripheral::{Peripherals as CorePeripherals, NVIC},
+};
 use cortex_m_rt::{entry, exception, ExceptionFrame};
 use embedded_hal::{blocking::i2c::Write, digital::v2::OutputPin};
-use log::{info, LevelFilter};
-use smart_leds::colors;
-use smart_leds_trait::SmartLedsWrite;
-use trinket_m0::{
-    self as hal,
+use hal::{
     clock::GenericClockController,
     gpio::{OpenDrain, Output, Pa10, Pa6, Pa7, PfD},
+    pac::{interrupt, Interrupt, Peripherals},
     sercom,
-    target_device::{interrupt, Interrupt},
     time::*,
-    CorePeripherals, Peripherals,
 };
+use log::{info, LevelFilter};
+#[cfg(feature = "trinket-m0")]
+use smart_leds::colors;
+#[cfg(feature = "trinket-m0")]
+use smart_leds_trait::SmartLedsWrite;
 use usb_host::Driver;
 
 // A very unsafe copy of an LED to turn on when things go really, really wrong.
@@ -77,19 +86,22 @@ fn main() -> ! {
     red_led.set_low().expect("turning off red LED");
     unsafe { LED = mem::transmute(&red_led) }
 
-    let mut dotstar = dotstar::new(
-        dp.SERCOM1,
-        pins.swdio,
-        pins.dotstar_di,
-        pins.dotstar_ci,
-        &mut pins.port,
-        &mut dp.PM,
-        &mut clocks,
-    );
-    let black = [colors::BLACK];
-    dotstar
-        .write(black.iter().cloned())
-        .expect("turning off dotstar");
+    #[cfg(feature = "trinket-m0")]
+    {
+        let mut dotstar = dotstar::new(
+            dp.SERCOM1,
+            pins.swdio,
+            pins.dotstar_di,
+            pins.dotstar_ci,
+            &mut pins.port,
+            &mut dp.PM,
+            &mut clocks,
+        );
+        let black = [colors::BLACK];
+        dotstar
+            .write(black.iter().cloned())
+            .expect("turning off dotstar");
+    }
 
     // We do the transmute because, while all the underlying data is
     // static, we're unable to get a referecence to the UART or LED
diff --git a/usb/src/rtc.rs b/usb/src/rtc.rs
index fa7b347..dc4259f 100644
--- a/usb/src/rtc.rs
+++ b/usb/src/rtc.rs
@@ -1,6 +1,7 @@
+use crate::hal::{clock::GenericClockController, pac::RTC};
+
 use core::sync::atomic::{AtomicUsize, Ordering};
 use log;
-use trinket_m0::{clock::GenericClockController, RTC};
 
 struct Clock(AtomicUsize);
 impl Clock {