Cleanup, comment

Author: nickray

src/gpio.rs

@@ -509,6 +509,7 @@ macro_rules! gpio {
 
                         // set pin high/low before activating, to prevent
                         // spurious signals (e.g. LED flash)
+                        // TODO: I still see a flash of LED using this order
                         match initial_state {
                             State::High => res.set_high(),
                             State::Low => res.set_low(),

src/pwm.rs

@@ -124,8 +124,6 @@ macro_rules! hal {
             {
                 apb.enr().modify(|_, w| w.$timXen().set_bit());
                 apb.rstr().modify(|_, w| w.$timXrst().set_bit());
-                // commented line is probably FUD
-                // while apb.rstr().read().$timXrst().bit_is_clear() {}
                 apb.rstr().modify(|_, w| w.$timXrst().clear_bit());
 
                 if PINS::C1 {