Adding macraw support

src/uninitialized_device.rs

@@ -5,6 +5,7 @@ use embedded_nal::Ipv4Addr;
 use crate::bus::{Bus, FourWire, ThreeWire};
 use crate::device::Device;
 use crate::host::{Dhcp, Host, Manual};
+use crate::raw_device::RawDevice;
 use crate::register;
 use crate::{MacAddress, Mode};
 
@@ -98,6 +99,15 @@ impl<SpiBus: Bus> UninitializedDevice<SpiBus> {
         Ok(Device::new(self.bus, host))
     }
 
+    pub fn initialize_macraw(
+        mut self,
+        mac: MacAddress,
+    ) -> Result<RawDevice<SpiBus>, InitializeError<SpiBus::Error>> {
+        self.bus
+            .write_frame(register::COMMON, register::common::MAC, &mac.octets)?;
+        RawDevice::new(self.bus)
+    }
+
     #[cfg(not(feature = "no-chip-version-assertion"))]
     fn assert_chip_version(
         &mut self,