TODO: Nss pins

Author: Sh3Rm4n

src/spi.rs

@@ -47,6 +47,9 @@ pub trait MisoPin<SPI>: crate::private::Sealed {}
 /// MOSI pin
 pub trait MosiPin<SPI>: crate::private::Sealed {}
 
+// TODO(Sh3Rm4n): NSS Pins
+// pub trait NssPin<SPI>: crate::private::Sealed {}
+
 impl SckPin<SPI1> for gpio::PA5<AF5<PushPull>> {}
 impl MisoPin<SPI1> for gpio::PA6<AF5<PushPull>> {}
 impl MosiPin<SPI1> for gpio::PA7<AF5<PushPull>> {}