1 files changed, 0 insertions, 109 deletions
diff --git a/chip/stm32/flash-regs.h b/chip/stm32/flash-regs.h
deleted file mode 100644
index b0a46667a1..0000000000
--- a/chip/stm32/flash-regs.h
+++ /dev/null
@@ -1,109 +0,0 @@
-/* Copyright 2021 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-#ifndef __CROS_EC_STM32_FLASH_REGS_H
-#define __CROS_EC_STM32_FLASH_REGS_H
-
-#include <stdbool.h>
-
-/**
- * Unlock the flash control register using the unlock sequence.
- *
- * If the flash control register has been disabled since the last reset when
- * this function is called, a bus fault will be generated.
- *
- * See "3.5.1 Unlocking the Flash control register" in RM0402.
- * See "4.9.2  FLASH key register for bank 1" in RM0433.
- */
-void unlock_flash_control_register(void);
-
-/**
- * Unlock the flash option bytes register using the unlock sequence.
- *
- * If the flash option bytes register has been disabled since the last reset
- * when this function is called, a bus fault will be generated.
- *
- * See "3.6.2 Programming user option bytes" in RM0402.
- * See "4.9.3 FLASH option key register" in RM0433.
- */
-void unlock_flash_option_bytes(void);
-
-/**
- * Lock the flash control register.
- *
- * If the flash control register has been disabled since the last reset when
- * this function is called, a bus fault will be generated.
- *
- * See "3.5.1 Unlocking the Flash control register" in RM0402.
- * See "4.9.4 Flash control register for bank 1" in RM0433.
- */
-void lock_flash_control_register(void);
-
-/**
- * Lock the flash option bytes register.
- *
- * If the flash option bytes register has been disabled since the last reset
- * when this function is called, a bus fault will be generated.
- *
- * See "3.6.2 Programming user option bytes" in RM0402.
- * See "4.9.7 FLASH option control register" in RM0433.
- */
-void lock_flash_option_bytes(void);
-
-/**
- * Disable the flash option bytes register.
- *
- * This function expects that bus faults have not already been ignored when
- * called.
- *
- * Once this function is called any attempt at accessing the flash option
- * bytes register will generate a bus fault until the next reset.
- *
- * See "3.6.2 Programming user option bytes" in RM0402.
- * See "4.9.7 FLASH option control register" in RM0433.
- */
-void disable_flash_option_bytes(void);
-
-/**
- * Disable the flash control register.
- *
- * This function expects that bus faults have not already been ignored when
- * called.
- *
- * Once this function is called any attempt at accessing the flash control
- * register will generate a bus fault until the next reset.
- *
- * See "3.5.1 Unlocking the Flash control register" in RM0402.
- * See "4.9.4 Flash control register for bank 1" in RM0433.
- */
-void disable_flash_control_register(void);
-
-/**
- * Check if the flash option bytes are locked.
- *
- * If the flash option bytes register has been disabled since the last reset
- * when this function is called, a bus fault will be generated.
-
- * See "3.6.2 Programming user option bytes" in RM0402.
- * See "4.9.7 FLASH option control register" in RM0433.
- *
- * @return true if option bytes are locked, false otherwise
- */
-bool flash_option_bytes_locked(void);
-
-/**
- * Check if the flash control register is locked.
- *
- * If the flash control register has been disabled since the last reset
- * when this function is called, a bus fault will be generated.
- *
- * See "3.5.1 Unlocking the Flash control register" in RM0402.
- * See "4.9.4 Flash control register for bank 1" in RM0433.
- *
- * @return true if register is locked, false otherwise
- */
-bool flash_control_register_locked(void);
-
-#endif /* __CROS_EC_STM32_FLASH_REGS_H */