Move to embedded-io-* 0.7

hal/Cargo.toml

@@ -40,7 +40,7 @@ critical-section = "1.2.0"
 embedded-hal-02 = {package = "embedded-hal", version = "0.2", features = ["unproven"]}
 embedded-hal-1 = {package = "embedded-hal", version = "1.0.0"}
 embedded-hal-nb = "1.0.0"
-embedded-io = "0.6"
+embedded-io = "0.7"
 fugit = "0.3"
 heapless = "0.8"
 modular-bitfield = "0.11"
@@ -62,7 +62,7 @@ void = {version = "1.0", default-features = false}
 defmt = {version = "1.0.1", optional = true}
 embassy-sync = {version = "0.6.0", optional = true}
 embedded-hal-async = {version = "1.0.0", optional = true}
-embedded-io-async = {version = "0.6.1", optional = true}
+embedded-io-async = {version = "0.7", optional = true}
 embedded-sdmmc = {version = "0.8.1", optional = true}
 futures = {version = "0.3.31", default-features = false, features = ["async-await"], optional = true}
 jlink_rtt = {version = "0.2", optional = true}

hal/src/sercom/spi.rs

@@ -602,6 +602,14 @@ pub enum Error {
     Dma(crate::dmac::Error),
 }
 
+impl core::fmt::Display for Error {
+     fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
+         write!(f, "SPI Error: {:?}", self)
+    }
+}
+
+impl core::error::Error for Error {}
+
 //=============================================================================
 // Operating mode
 //=============================================================================

hal/src/sercom/uart/async_api.rs

@@ -340,6 +340,13 @@ where
         self.write(buffer).await;
         Ok(buffer.len())
     }
+
+
+    #[inline]
+    async fn flush(&mut self) -> Result<(), Self::Error> {
+        // self.write already calls self.wait_flags(Flags::TXC).await;
+        Ok(())
+    }
 }
 
 impl<C, D, R, T, S> AsRef<Uart<C, D, R, T>> for UartFuture<C, D, R, T>
@@ -499,11 +506,19 @@ mod dma {
         S: Sercom + 'static,
         T: AnyChannel<Status = ReadyFuture>,
     {
+
         #[inline]
         async fn write(&mut self, words: &[u8]) -> Result<usize, Error> {
             self.write(words).await?;
             Ok(words.len())
         }
+
+        #[inline]
+        async fn flush(&mut self) -> Result<(), Self::Error> {
+            // self.write already calls self.wait_flags(Flags::TXC).await;
+            Ok(())
+        }
+
     }
 }
 

hal/src/sercom/uart/flags.rs

@@ -133,6 +133,14 @@ pub enum Error {
     Dma(crate::dmac::Error),
 }
 
+impl core::fmt::Display for Error {
+     fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
+         write!(f, "UART Error: {:?}", self)
+    }
+}
+
+impl core::error::Error for Error {}
+
 impl From<Error> for Status {
     #[inline]
     fn from(err: Error) -> Self {