Add back in the other versions of SPI.
#![macro_use]
-//#[cfg_attr(spi_v1, path = "v1.rs")]
+#[cfg_attr(spi_v1, path = "v1.rs")]
#[cfg_attr(spi_v2, path = "v2.rs")]
-//#[cfg_attr(spi_v3, path = "v3.rs")]
+#[cfg_attr(spi_v3, path = "v3.rs")]
mod _version;
use crate::{dma, peripherals, rcc::RccPeripheral};
pub use _version::*;
