removed(spi)!: Remove spi_future module in favor of async implementations (atsamd-rs#875)

Author: jbeaurivage

hal/src/sercom/mod.rs

@@ -51,11 +51,6 @@ pub use pad::*;
 pub mod i2c;
 pub mod spi;
 
-#[deprecated(
-    since = "0.19.0",
-    note = "spi_future is deprecated and will be removed in a later version of atsamd_hal. Consider using the `async` APIs available in the `spi` module as a replacement."
-)]
-pub mod spi_future;
 pub mod uart;
 
 #[cfg(feature = "dma")]

hal/src/sercom/spi/impl_ehal/thumbv6m.rs

@@ -22,7 +22,7 @@
 //! non-blocking fashion, but this can be done using
 #![cfg_attr(feature = "dma", doc = "[`DMA`](crate::dmac)")]
 #![cfg_attr(not(feature = "dma"), doc = "`DMA`")]
-//! or using interrupts and the [`spi_future`](crate::sercom::spi_future) module.
+//! .
 //!
 //! # Variations by [`Capability`]
 //!