diff --git a/drivers/flash/flash_handlers.c b/drivers/flash/flash_handlers.c
index 21cce7719ef..02f98366cbe 100644
--- a/drivers/flash/flash_handlers.c
+++ b/drivers/flash/flash_handlers.c
@@ -28,15 +28,6 @@ static inline int z_vrfy_flash_write(const struct device *dev, off_t offset,
 }
 #include <syscalls/flash_write_mrsh.c>
 
-static inline int z_vrfy_flash_write_protection_set(const struct device *dev,
-						    bool enable)
-{
-	Z_OOPS(Z_SYSCALL_DRIVER_FLASH(dev, write_protection));
-	return z_impl_flash_write_protection_set((const struct device *)dev,
-						 enable);
-}
-#include <syscalls/flash_write_protection_set_mrsh.c>
-
 static inline size_t z_vrfy_flash_get_write_block_size(const struct device *dev)
 {
 	Z_OOPS(Z_SYSCALL_OBJ(dev, K_OBJ_DRIVER_FLASH));
diff --git a/include/drivers/flash.h b/include/drivers/flash.h
index e81ec91f647..64f3025dce8 100644
--- a/include/drivers/flash.h
+++ b/include/drivers/flash.h
@@ -91,9 +91,6 @@ typedef int (*flash_api_write)(const struct device *dev, off_t offset,
 typedef int (*flash_api_erase)(const struct device *dev, off_t offset,
 			       size_t size);
 
-/*  This API is deprecated and will be removed in Zephyr 2.8. */
-typedef int (*flash_api_write_protection)(const struct device *dev,
-					  bool enable);
 typedef const struct flash_parameters* (*flash_api_get_parameters)(const struct device *dev);
 
 #if defined(CONFIG_FLASH_PAGE_LAYOUT)
@@ -131,7 +128,6 @@ __subsystem struct flash_driver_api {
 	flash_api_read read;
 	flash_api_write write;
 	flash_api_erase erase;
-	flash_api_write_protection write_protection;
 	flash_api_get_parameters get_parameters;
 #if defined(CONFIG_FLASH_PAGE_LAYOUT)
 	flash_api_pages_layout page_layout;
@@ -206,24 +202,8 @@ static inline int z_impl_flash_write(const struct device *dev, off_t offset,
 		(const struct flash_driver_api *)dev->api;
 	int rc;
 
-	/* write protection management in this function exists for keeping
-	 * compatibility with out-of-tree drivers which are not aligned jet
-	 * with write-protection API depreciation.
-	 * This will be removed with flash_api_write_protection handler type.
-	 */
-	if (api->write_protection != NULL) {
-		rc = api->write_protection(dev, false);
-		if (rc) {
-			return rc;
-		}
-	}
-
 	rc = api->write(dev, offset, data, len);
 
-	if (api->write_protection != NULL) {
-		(void) api->write_protection(dev, true);
-	}
-
 	return rc;
 }
 
@@ -257,56 +237,11 @@ static inline int z_impl_flash_erase(const struct device *dev, off_t offset,
 		(const struct flash_driver_api *)dev->api;
 	int rc;
 
-	/* write protection management in this function exists for keeping
-	 * compatibility with out-of-tree drivers which are not aligned jet
-	 * with write-protection API depreciation.
-	 * This will be removed with flash_api_write_protection handler type.
-	 */
-	if (api->write_protection != NULL) {
-		rc = api->write_protection(dev, false);
-		if (rc) {
-			return rc;
-		}
-	}
-
 	rc = api->erase(dev, offset, size);
 
-	if (api->write_protection != NULL) {
-		(void) api->write_protection(dev, true);
-	}
-
 	return rc;
 }
 
-/**
- *  @brief  Enable or disable write protection for a flash memory
- *
- *  This API is deprecated and will be removed in Zephyr 2.8.
- *  It will be keep as No-Operation until removal.
- *  Flash write/erase protection management has been moved to write and erase
- *  operations implementations in flash driver shims. For Out-of-tree drivers
- *  which are not updated yet flash write/erase protection management is done
- *  in flash_erase() and flash_write() using deprecated <p>write_protection</p>
- *  shim handler.
- *
- *  @param  dev             : flash device
- *  @param  enable          : enable or disable flash write protection
- *
- *  @return  0 on success, negative errno code on fail.
- */
-__deprecated
-__syscall int flash_write_protection_set(const struct device *dev,
-					 bool enable);
-
-static inline int z_impl_flash_write_protection_set(const struct device *dev,
-						    bool enable)
-{
-	ARG_UNUSED(dev);
-	ARG_UNUSED(enable);
-
-	return 0;
-}
-
 struct flash_pages_info {
 	off_t start_offset; /* offset from the base of flash address */
 	size_t size;