Always use the core prelude

src/i2s.rs

@@ -65,7 +65,6 @@ pub mod config {
     ))]
     pub use super::tdm::config::*;
 
-    use core::convert::TryFrom;
     use esp_idf_sys::{
         i2s_mclk_multiple_t, i2s_mclk_multiple_t_I2S_MCLK_MULTIPLE_128,
         i2s_mclk_multiple_t_I2S_MCLK_MULTIPLE_256, i2s_mclk_multiple_t_I2S_MCLK_MULTIPLE_384,

src/i2s/tdm.rs

@@ -7,10 +7,7 @@ use esp_idf_sys::*;
 pub(super) mod config {
     #[allow(unused)]
     use crate::{gpio::*, i2s::config::*, peripheral::*};
-    use core::{
-        convert::TryFrom,
-        ops::{BitAnd, BitAndAssign, BitOr, BitOrAssign, Not},
-    };
+    use core::ops::{BitAnd, BitAndAssign, BitOr, BitOrAssign, Not};
     use esp_idf_sys::*;
 
     /// Automatic total number of slots, equivalent to the maximum active slot number.

src/rmt.rs

@@ -52,7 +52,6 @@
 //! ahead of time.
 
 use core::cell::UnsafeCell;
-use core::convert::{TryFrom, TryInto};
 use core::marker::PhantomData;
 use core::time::Duration;
 use core::{ptr, slice};

src/units.rs

@@ -13,8 +13,6 @@
 //! let frequency_hz_1 = 1.Hz() + frequency_khz_3.into(),
 //! ```
 
-use core::convert::TryFrom;
-use core::convert::TryInto;
 use core::fmt;
 
 pub type ValueType = u32;