diff --git a/rp2040-hal/src/spi/pins.rs b/rp2040-hal/src/spi/pins.rs
index 7eb96c146..dbeb10358 100644
--- a/rp2040-hal/src/spi/pins.rs
+++ b/rp2040-hal/src/spi/pins.rs
@@ -138,3 +138,17 @@ where
     type Sck = OptionTSome<Sck>;
     type Tx = OptionTSome<Tx>;
 }
+
+impl<Spi, Tx, Rx, Sck, Cs> ValidSpiPinout<Spi> for (Tx, Rx, Sck, Cs)
+where
+    Spi: SpiDevice,
+    Tx: ValidPinTx<Spi>,
+    Sck: ValidPinSck<Spi>,
+    Rx: ValidPinRx<Spi>,
+    Cs: ValidPinCs<Spi>,
+{
+    type Rx = OptionTSome<Rx>;
+    type Cs = OptionTSome<Cs>;
+    type Sck = OptionTSome<Sck>;
+    type Tx = OptionTSome<Tx>;
+}
diff --git a/rp235x-hal/src/spi/pins.rs b/rp235x-hal/src/spi/pins.rs
index 7c8d7ec21..ef6f258be 100644
--- a/rp235x-hal/src/spi/pins.rs
+++ b/rp235x-hal/src/spi/pins.rs
@@ -138,3 +138,17 @@ where
     type Sck = OptionTSome<Sck>;
     type Tx = OptionTSome<Tx>;
 }
+
+impl<Spi, Tx, Rx, Sck, Cs> ValidSpiPinout<Spi> for (Tx, Rx, Sck, Cs)
+where
+    Spi: SpiDevice,
+    Tx: ValidPinTx<Spi>,
+    Sck: ValidPinSck<Spi>,
+    Rx: ValidPinRx<Spi>,
+    Cs: ValidPinCs<Spi>,
+{
+    type Rx = OptionTSome<Rx>;
+    type Cs = OptionTSome<Cs>;
+    type Sck = OptionTSome<Sck>;
+    type Tx = OptionTSome<Tx>;
+}