diff --git a/Kernel/Arch/aarch64/MainIdRegister.cpp b/Kernel/Arch/aarch64/MainIdRegister.cpp
deleted file mode 100644
index 0ffec21116..0000000000
--- a/Kernel/Arch/aarch64/MainIdRegister.cpp
+++ /dev/null
@@ -1,19 +0,0 @@
-/*
- * Copyright (c) 2021, Nico Weber <thakis@chromium.org>
- *
- * SPDX-License-Identifier: BSD-2-Clause
- */
-
-#include <Kernel/Arch/aarch64/MainIdRegister.h>
-
-namespace Kernel {
-
-MainIdRegister::MainIdRegister()
-{
-    unsigned int mrs;
-    asm volatile("mrs %x0, MIDR_EL1"
-                 : "=r"(mrs));
-    m_value = mrs;
-}
-
-}
diff --git a/Kernel/Arch/aarch64/MainIdRegister.h b/Kernel/Arch/aarch64/MainIdRegister.h
deleted file mode 100644
index 1b53c269d0..0000000000
--- a/Kernel/Arch/aarch64/MainIdRegister.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/*
- * Copyright (c) 2021, Nico Weber <thakis@chromium.org>
- *
- * SPDX-License-Identifier: BSD-2-Clause
- */
-
-#pragma once
-
-namespace Kernel {
-
-class MainIdRegister {
-public:
-    MainIdRegister();
-
-    enum Implementer {
-        ArmLimited = 0x41,
-    };
-    unsigned implementer() const { return (m_value >> 24) & 0xFF; }
-    unsigned variant() const { return (m_value >> 20) & 0xF; }
-    unsigned architecture() const { return (m_value >> 16) & 0xF; }
-
-    enum PartNum {
-        RaspberryPi1 = 0xB76,
-        RaspberryPi2 = 0xC07,
-        RaspberryPi3 = 0xD03,
-        RaspberryPi4 = 0xD08,
-    };
-    unsigned part_num() const { return (m_value >> 4) & 0xFFF; }
-
-    unsigned revision() const { return m_value & 0xF; }
-
-private:
-    unsigned int m_value;
-};
-
-}
diff --git a/Kernel/CMakeLists.txt b/Kernel/CMakeLists.txt
index 0bf86a0d6d..7236baa021 100644
--- a/Kernel/CMakeLists.txt
+++ b/Kernel/CMakeLists.txt
@@ -460,7 +460,6 @@ elseif("${SERENITY_ARCH}" STREQUAL "aarch64")
         Arch/aarch64/InterruptManagement.cpp
         Arch/aarch64/Interrupts.cpp
         Arch/aarch64/kprintf.cpp
-        Arch/aarch64/MainIdRegister.cpp
         Arch/aarch64/PageDirectory.cpp
         Arch/aarch64/Panic.cpp
         Arch/aarch64/Processor.cpp