Removed Writer and usart conf

Author: FarhadGUL06

boards/nucleo_u545re_q/src/io.rs

@@ -3,36 +3,8 @@
 // Copyright Tock Contributors 2024.
 // Copyright OxidOS Automotive 2026.
 
-use core::fmt::Write;
 use core::panic::PanicInfo;
-
 use kernel::debug;
-use kernel::utilities::io_write::IoWrite;
-
-/// Writer is used by kernel::debug to print messages to the serial port.
-pub struct Writer {}
-
-/// Global static for debug writer
-#[no_mangle]
-pub static mut WRITER: Writer = Writer {};
-
-impl Write for Writer {
-    fn write_str(&mut self, s: &str) -> core::fmt::Result {
-        self.write(s.as_bytes());
-        Ok(())
-    }
-}
-
-impl IoWrite for Writer {
-    fn write(&mut self, buf: &[u8]) -> usize {
-        let uart = stm32u545::usart::Usart::new(stm32u545::usart::USART1_BASE);
-
-        for &c in buf {
-            uart.transmit_byte(c);
-        }
-        buf.len()
-    }
-}
 
 /// Panic handler.
 #[panic_handler]

boards/nucleo_u545re_q/src/main.rs

@@ -162,16 +162,6 @@ unsafe fn start() -> (
     periphs.tim2.start();
     set_pin_primary_functions(periphs);
 
-    // Driver Config
-    use kernel::hil::uart::Configure;
-    let _ = periphs.usart1.configure(kernel::hil::uart::Parameters {
-        baud_rate: 115200,
-        stop_bits: kernel::hil::uart::StopBits::One,
-        parity: kernel::hil::uart::Parity::None,
-        hw_flow_control: false,
-        width: kernel::hil::uart::Width::Eight,
-    });
-
     // Kernel and Muxes
     let processes = components::process_array::ProcessArrayComponent::new()
         .finalize(components::process_array_component_static!(NUM_PROCS));