Remove eeprom_f4 due to conflicting license

3 files changed, 1 insertions, 954 deletions

diff --git a/keyboards/matrix/noah/eeprom_f4.c b/keyboards/matrix/noah/eeprom_f4.c
deleted file mode 100644
index 3333d7d939..0000000000
--- a/keyboards/matrix/noah/eeprom_f4.c
+++ /dev/null
@@ -1,822 +0,0 @@
-/**
-  ******************************************************************************
-  * @file    EEPROM/EEPROM_Emulation/src/eeprom.c
-  * @author  MCD Application Team
-  * @brief   This file provides all the EEPROM emulation firmware functions.
-  ******************************************************************************
-  * @attention
-  *
-  * <h2><center>&copy; Copyright � 2017 STMicroelectronics International N.V.
-  * All rights reserved.</center></h2>
-  *
-  * Redistribution and use in source and binary forms, with or without
-  * modification, are permitted, provided that the following conditions are met:
-  *
-  * 1. Redistribution of source code must retain the above copyright notice,
-  *    this list of conditions and the following disclaimer.
-  * 2. Redistributions in binary form must reproduce the above copyright notice,
-  *    this list of conditions and the following disclaimer in the documentation
-  *    and/or other materials provided with the distribution.
-  * 3. Neither the name of STMicroelectronics nor the names of other
-  *    contributors to this software may be used to endorse or promote products
-  *    derived from this software without specific written permission.
-  * 4. This software, including modifications and/or derivative works of this
-  *    software, must execute solely and exclusively on microcontroller or
-  *    microprocessor devices manufactured by or for STMicroelectronics.
-  * 5. Redistribution and use of this software other than as permitted under
-  *    this license is void and will automatically terminate your rights under
-  *    this license.
-  *
-  * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
-  * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
-  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
-  * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
-  * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
-  * SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
-  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
-  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
-  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-  *
-  ******************************************************************************
-  */
-/** @addtogroup EEPROM_Emulation
-  * @{
-  */
-
-/* Includes ------------------------------------------------------------------*/
-#include "eeprom_f4.h"
-
-/* Private typedef -----------------------------------------------------------*/
-/* Private define ------------------------------------------------------------*/
-/* Private macro -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-
-/* Global variable used to store variable value in read sequence */
-uint16_t DataVar = 0;
-
-/* Virtual address defined by the user: 0xFFFF value is prohibited */
-extern uint16_t VirtAddVarTab[NB_OF_VAR];
-
-/* Private function prototypes -----------------------------------------------*/
-/* Private functions ---------------------------------------------------------*/
-static HAL_StatusTypeDef EE_Format(void);
-static uint16_t EE_FindValidPage(uint8_t Operation);
-static uint16_t EE_VerifyPageFullWriteVariable(uint16_t VirtAddress, uint16_t Data);
-static uint16_t EE_PageTransfer(uint16_t VirtAddress, uint16_t Data);
-static uint16_t EE_VerifyPageFullyErased(uint32_t Address);
-
-/**
-  * @brief  Restore the pages to a known good state in case of page's status
-  *   corruption after a power loss.
-  * @param  None.
-  * @retval - Flash error code: on write Flash error
-  *         - FLASH_COMPLETE: on success
-  */
-uint16_t EE_Init(void)
-{
-  uint16_t PageStatus0 = 6, PageStatus1 = 6;
-  uint16_t VarIdx = 0;
-  uint16_t EepromStatus = 0, ReadStatus = 0;
-  int16_t x = -1;
-  HAL_StatusTypeDef  FlashStatus;
-
-  FLASH_UnlockF4();
-
-  /* Get Page0 status */
-  PageStatus0 = (*(__IO uint16_t*)PAGE0_BASE_ADDRESS);
-  /* Get Page1 status */
-  PageStatus1 = (*(__IO uint16_t*)PAGE1_BASE_ADDRESS);
-
-  /* Check for invalid header states and repair if necessary */
-  switch (PageStatus0)
-  {
-    case ERASED:
-      if (PageStatus1 == VALID_PAGE) /* Page0 erased, Page1 valid */
-      {
-          /* Erase Page0 */
-        if(!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS))
-        {
-          FlashStatus = FLASH_EraseSectorF4(PAGE0_ID);
-          /* If erase operation was failed, a Flash error code is returned */
-          if (FlashStatus != HAL_OK)
-          {
-            return FlashStatus;
-          }
-        }
-      }
-      else if (PageStatus1 == RECEIVE_DATA) /* Page0 erased, Page1 receive */
-      {
-        /* Erase Page0 */
-        if(!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS))
-        {
-          FlashStatus = FLASH_EraseSectorF4(PAGE1_ID);
-          /* If erase operation was failed, a Flash error code is returned */
-          if (FlashStatus != HAL_OK)
-          {
-            return FlashStatus;
-          }
-        }
-        /* Mark Page1 as valid */
-        FlashStatus = FLASH_ProgramHalfWordF4(PAGE1_BASE_ADDRESS, VALID_PAGE);
-        /* If program operation was failed, a Flash error code is returned */
-        if (FlashStatus != HAL_OK)
-        {
-          return FlashStatus;
-        }
-      }
-      else /* First EEPROM access (Page0&1 are erased) or invalid state -> format EEPROM */
-      {
-        /* Erase both Page0 and Page1 and set Page0 as valid page */
-        FlashStatus = EE_Format();
-        /* If erase/program operation was failed, a Flash error code is returned */
-        if (FlashStatus != HAL_OK)
-        {
-          return FlashStatus;
-        }
-      }
-      break;
-
-    case RECEIVE_DATA:
-      if (PageStatus1 == VALID_PAGE) /* Page0 receive, Page1 valid */
-      {
-        /* Transfer data from Page1 to Page0 */
-        for (VarIdx = 0; VarIdx < NB_OF_VAR; VarIdx++)
-        {
-          if (( *(__IO uint16_t*)(PAGE0_BASE_ADDRESS + 6)) == VirtAddVarTab[VarIdx])
-          {
-            x = VarIdx;
-          }
-          if (VarIdx != x)
-          {
-            /* Read the last variables' updates */
-            ReadStatus = EE_ReadVariable(VirtAddVarTab[VarIdx], &DataVar);
-            /* In case variable corresponding to the virtual address was found */
-            if (ReadStatus != 0x1)
-            {
-              /* Transfer the variable to the Page0 */
-              EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddVarTab[VarIdx], DataVar);
-              /* If program operation was failed, a Flash error code is returned */
-              if (EepromStatus != HAL_OK)
-              {
-                return EepromStatus;
-              }
-            }
-          }
-        }
-        /* Mark Page0 as valid */
-        FlashStatus = FLASH_ProgramHalfWordF4(PAGE0_BASE_ADDRESS, VALID_PAGE);
-        /* If program operation was failed, a Flash error code is returned */
-        if (FlashStatus != HAL_OK)
-        {
-          return FlashStatus;
-        }
-        /* Erase Page1 */
-        if(!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS))
-        {
-          FlashStatus = FLASH_EraseSectorF4(PAGE1_ID);
-          /* If erase operation was failed, a Flash error code is returned */
-          if (FlashStatus != HAL_OK)
-          {
-            return FlashStatus;
-          }
-        }
-      }
-      else if (PageStatus1 == ERASED) /* Page0 receive, Page1 erased */
-      {
-        /* Erase Page1 */
-        if(!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS))
-        {
-          FlashStatus = FLASH_EraseSectorF4(PAGE1_ID);
-          /* If erase operation was failed, a Flash error code is returned */
-          if (FlashStatus != HAL_OK)
-          {
-            return FlashStatus;
-          }
-        }
-        /* Mark Page0 as valid */
-        FlashStatus = FLASH_ProgramHalfWordF4(PAGE0_BASE_ADDRESS, VALID_PAGE);
-        /* If program operation was failed, a Flash error code is returned */
-        if (FlashStatus != HAL_OK)
-        {
-          return FlashStatus;
-        }
-      }
-      else /* Invalid state -> format eeprom */
-      {
-        /* Erase both Page0 and Page1 and set Page0 as valid page */
-        FlashStatus = EE_Format();
-        /* If erase/program operation was failed, a Flash error code is returned */
-        if (FlashStatus != HAL_OK)
-        {
-          return FlashStatus;
-        }
-      }
-      break;
-
-    case VALID_PAGE:
-      if (PageStatus1 == VALID_PAGE) /* Invalid state -> format eeprom */
-      {
-        /* Erase both Page0 and Page1 and set Page0 as valid page */
-        FlashStatus = EE_Format();
-        /* If erase/program operation was failed, a Flash error code is returned */
-        if (FlashStatus != HAL_OK)
-        {
-          return FlashStatus;
-        }
-      }
-      else if (PageStatus1 == ERASED) /* Page0 valid, Page1 erased */
-      {
-        /* Erase Page1 */
-        if(!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS))
-        {
-          FlashStatus = FLASH_EraseSectorF4(PAGE1_ID);
-          /* If erase operation was failed, a Flash error code is returned */
-          if (FlashStatus != HAL_OK)
-          {
-            return FlashStatus;
-          }
-        }
-      }
-      else /* Page0 valid, Page1 receive */
-      {
-        /* Transfer data from Page0 to Page1 */
-        for (VarIdx = 0; VarIdx < NB_OF_VAR; VarIdx++)
-        {
-          if ((*(__IO uint16_t*)(PAGE1_BASE_ADDRESS + 6)) == VirtAddVarTab[VarIdx])
-          {
-            x = VarIdx;
-          }
-          if (VarIdx != x)
-          {
-            /* Read the last variables' updates */
-            ReadStatus = EE_ReadVariable(VirtAddVarTab[VarIdx], &DataVar);
-            /* In case variable corresponding to the virtual address was found */
-            if (ReadStatus != 0x1)
-            {
-              /* Transfer the variable to the Page1 */
-              EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddVarTab[VarIdx], DataVar);
-              /* If program operation was failed, a Flash error code is returned */
-              if (EepromStatus != HAL_OK)
-              {
-                return EepromStatus;
-              }
-            }
-          }
-        }
-        /* Mark Page1 as valid */
-        FlashStatus = FLASH_ProgramHalfWordF4(PAGE1_BASE_ADDRESS, VALID_PAGE);
-        /* If program operation was failed, a Flash error code is returned */
-        if (FlashStatus != HAL_OK)
-        {
-          return FlashStatus;
-        }
-        /* Erase Page0 */
-        if(!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS))
-        {
-          FlashStatus = FLASH_EraseSectorF4(PAGE0_ID);
-          /* If erase operation was failed, a Flash error code is returned */
-          if (FlashStatus != HAL_OK)
-          {
-            return FlashStatus;
-          }
-        }
-      }
-      break;
-
-    default:  /* Any other state -> format eeprom */
-      /* Erase both Page0 and Page1 and set Page0 as valid page */
-      FlashStatus = EE_Format();
-      /* If erase/program operation was failed, a Flash error code is returned */
-      if (FlashStatus != HAL_OK)
-      {
-        return FlashStatus;
-      }
-      break;
-  }
-
-  return HAL_OK;
-}
-
-/**
-  * @brief  Verify if specified page is fully erased.
-  * @param  Address: page address
-  *   This parameter can be one of the following values:
-  *     @arg PAGE0_BASE_ADDRESS: Page0 base address
-  *     @arg PAGE1_BASE_ADDRESS: Page1 base address
-  * @retval page fully erased status:
-  *           - 0: if Page not erased
-  *           - 1: if Page erased
-  */
-uint16_t EE_VerifyPageFullyErased(uint32_t Address)
-{
-  uint32_t ReadStatus = 1;
-  uint16_t AddressValue = 0x5555;
-
-  /* Check each active page address starting from end */
-  while (Address <= PAGE0_END_ADDRESS)
-  {
-    /* Get the current location content to be compared with virtual address */
-    AddressValue = (*(__IO uint16_t*)Address);
-
-    /* Compare the read address with the virtual address */
-    if (AddressValue != ERASED)
-    {
-
-      /* In case variable value is read, reset ReadStatus flag */
-      ReadStatus = 0;
-
-      break;
-    }
-    /* Next address location */
-    Address = Address + 4;
-  }
-
-  /* Return ReadStatus value: (0: Page not erased, 1: Sector erased) */
-  return ReadStatus;
-}
-
-/**
-  * @brief  Returns the last stored variable data, if found, which correspond to
-  *   the passed virtual address
-  * @param  VirtAddress: Variable virtual address
-  * @param  Data: Global variable contains the read variable value
-  * @retval Success or error status:
-  *           - 0: if variable was found
-  *           - 1: if the variable was not found
-  *           - NO_VALID_PAGE: if no valid page was found.
-  */
-uint16_t EE_ReadVariable(uint16_t VirtAddress, uint16_t* Data)
-{
-  uint16_t ValidPage = PAGE0;
-  uint16_t AddressValue = 0x5555, ReadStatus = 1;
-  uint32_t Address = EEPROM_START_ADDRESS, PageStartAddress = EEPROM_START_ADDRESS;
-
-  /* Get active Page for read operation */
-  ValidPage = EE_FindValidPage(READ_FROM_VALID_PAGE);
-
-  /* Check if there is no valid page */
-  if (ValidPage == NO_VALID_PAGE)
-  {
-    return  NO_VALID_PAGE;
-  }
-
-  /* Get the valid Page start Address */
-  PageStartAddress = (uint32_t)(EEPROM_START_ADDRESS + (uint32_t)(ValidPage * PAGE_SIZE));
-
-  /* Get the valid Page end Address */
-  Address = (uint32_t)((EEPROM_START_ADDRESS - 2) + (uint32_t)((1 + ValidPage) * PAGE_SIZE));
-
-  /* Check each active page address starting from end */
-  while (Address > (PageStartAddress + 2))
-  {
-    /* Get the current location content to be compared with virtual address */
-    AddressValue = (*(__IO uint16_t*)Address);
-
-    /* Compare the read address with the virtual address */
-    if (AddressValue == VirtAddress)
-    {
-      /* Get content of Address-2 which is variable value */
-      *Data = (*(__IO uint16_t*)(Address - 2));
-
-      /* In case variable value is read, reset ReadStatus flag */
-      ReadStatus = 0;
-
-      break;
-    }
-    else
-    {
-      /* Next address location */
-      Address = Address - 4;
-    }
-  }
-
-  /* Return ReadStatus value: (0: variable exist, 1: variable doesn't exist) */
-  return ReadStatus;
-}
-
-/**
-  * @brief  Writes/upadtes variable data in EEPROM.
-  * @param  VirtAddress: Variable virtual address
-  * @param  Data: 16 bit data to be written
-  * @retval Success or error status:
-  *           - FLASH_COMPLETE: on success
-  *           - PAGE_FULL: if valid page is full
-  *           - NO_VALID_PAGE: if no valid page was found
-  *           - Flash error code: on write Flash error
-  */
-uint16_t EE_WriteVariable(uint16_t VirtAddress, uint16_t Data)
-{
-  uint16_t Status = 0;
-
-  /* Write the variable virtual address and value in the EEPROM */
-  Status = EE_VerifyPageFullWriteVariable(VirtAddress, Data);
-
-  /* In case the EEPROM active page is full */
-  if (Status == PAGE_FULL)
-  {
-    /* Perform Page transfer */
-    Status = EE_PageTransfer(VirtAddress, Data);
-  }
-
-  /* Return last operation status */
-  return Status;
-}
-
-/**
-  * @brief  Erases PAGE and PAGE1 and writes VALID_PAGE header to PAGE
-  * @param  None
-  * @retval Status of the last operation (Flash write or erase) done during
-  *         EEPROM formating
-  */
-static HAL_StatusTypeDef EE_Format(void)
-{
-  HAL_StatusTypeDef FlashStatus = HAL_OK;
-
-  /* Erase Page0 */
-  if(!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS))
-  {
-    FlashStatus = FLASH_EraseSectorF4(PAGE0_ID);
-    /* If erase operation was failed, a Flash error code is returned */
-    if (FlashStatus != HAL_OK)
-    {
-      return FlashStatus;
-    }
-  }
-  /* Set Page0 as valid page: Write VALID_PAGE at Page0 base address */
-  FlashStatus = FLASH_ProgramHalfWordF4(PAGE0_BASE_ADDRESS, VALID_PAGE);
-  /* If program operation was failed, a Flash error code is returned */
-  if (FlashStatus != HAL_OK)
-  {
-    return FlashStatus;
-  }
-
-  /* Erase Page1 */
-  if(!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS))
-  {
-    FlashStatus = FLASH_EraseSectorF4(PAGE1_ID);
-    /* If erase operation was failed, a Flash error code is returned */
-    if (FlashStatus != HAL_OK)
-    {
-      return FlashStatus;
-    }
-  }
-
-  return HAL_OK;
-}
-
-/**
-  * @brief  Find valid Page for write or read operation
-  * @param  Operation: operation to achieve on the valid page.
-  *   This parameter can be one of the following values:
-  *     @arg READ_FROM_VALID_PAGE: read operation from valid page
-  *     @arg WRITE_IN_VALID_PAGE: write operation from valid page
-  * @retval Valid page number (PAGE or PAGE1) or NO_VALID_PAGE in case
-  *   of no valid page was found
-  */
-static uint16_t EE_FindValidPage(uint8_t Operation)
-{
-  uint16_t PageStatus0 = 6, PageStatus1 = 6;
-
-  /* Get Page0 actual status */
-  PageStatus0 = (*(__IO uint16_t*)PAGE0_BASE_ADDRESS);
-
-  /* Get Page1 actual status */
-  PageStatus1 = (*(__IO uint16_t*)PAGE1_BASE_ADDRESS);
-
-  /* Write or read operation */
-  switch (Operation)
-  {
-    case WRITE_IN_VALID_PAGE:   /* ---- Write operation ---- */
-      if (PageStatus1 == VALID_PAGE)
-      {
-        /* Page0 receiving data */
-        if (PageStatus0 == RECEIVE_DATA)
-        {
-          return PAGE0;         /* Page0 valid */
-        }
-        else
-        {
-          return PAGE1;         /* Page1 valid */
-        }
-      }
-      else if (PageStatus0 == VALID_PAGE)
-      {
-        /* Page1 receiving data */
-        if (PageStatus1 == RECEIVE_DATA)
-        {
-          return PAGE1;         /* Page1 valid */
-        }
-        else
-        {
-          return PAGE0;         /* Page0 valid */
-        }
-      }
-      else
-      {
-        return NO_VALID_PAGE;   /* No valid Page */
-      }
-
-    case READ_FROM_VALID_PAGE:  /* ---- Read operation ---- */
-      if (PageStatus0 == VALID_PAGE)
-      {
-        return PAGE0;           /* Page0 valid */
-      }
-      else if (PageStatus1 == VALID_PAGE)
-      {
-        return PAGE1;           /* Page1 valid */
-      }
-      else
-      {
-        return NO_VALID_PAGE ;  /* No valid Page */
-      }
-
-    default:
-      return PAGE0;             /* Page0 valid */
-  }
-}
-
-/**
-  * @brief  Verify if active page is full and Writes variable in EEPROM.
-  * @param  VirtAddress: 16 bit virtual address of the variable
-  * @param  Data: 16 bit data to be written as variable value
-  * @retval Success or error status:
-  *           - FLASH_COMPLETE: on success
-  *           - PAGE_FULL: if valid page is full
-  *           - NO_VALID_PAGE: if no valid page was found
-  *           - Flash error code: on write Flash error
-  */
-static uint16_t EE_VerifyPageFullWriteVariable(uint16_t VirtAddress, uint16_t Data)
-{
-  HAL_StatusTypeDef FlashStatus = HAL_OK;
-  uint16_t ValidPage = PAGE0;
-  uint32_t Address = EEPROM_START_ADDRESS, PageEndAddress = EEPROM_START_ADDRESS+PAGE_SIZE;
-
-  /* Get valid Page for write operation */
-  ValidPage = EE_FindValidPage(WRITE_IN_VALID_PAGE);
-
-  /* Check if there is no valid page */
-  if (ValidPage == NO_VALID_PAGE)
-  {
-    return  NO_VALID_PAGE;
-  }
-
-  /* Get the valid Page start Address */
-  Address = (uint32_t)(EEPROM_START_ADDRESS + (uint32_t)(ValidPage * PAGE_SIZE));
-
-  /* Get the valid Page end Address */
-  PageEndAddress = (uint32_t)((EEPROM_START_ADDRESS - 1) + (uint32_t)((ValidPage + 1) * PAGE_SIZE));
-
-  /* Check each active page address starting from begining */
-  while (Address < PageEndAddress)
-  {
-    /* Verify if Address and Address+2 contents are 0xFFFFFFFF */
-    if ((*(__IO uint32_t*)Address) == 0xFFFFFFFF)
-    {
-      /* Set variable data */
-      FlashStatus = FLASH_ProgramHalfWordF4(Address, Data);
-      /* If program operation was failed, a Flash error code is returned */
-      if (FlashStatus != HAL_OK)
-      {
-        return FlashStatus;
-      }
-      /* Set variable virtual address */
-      FlashStatus = FLASH_ProgramHalfWordF4(Address + 2, VirtAddress);
-      /* Return program operation status */
-      return FlashStatus;
-    }
-    else
-    {
-      /* Next address location */
-      Address = Address + 4;
-    }
-  }
-
-  /* Return PAGE_FULL in case the valid page is full */
-  return PAGE_FULL;
-}
-
-/**
-  * @brief  Transfers last updated variables data from the full Page to
-  *   an empty one.
-  * @param  VirtAddress: 16 bit virtual address of the variable
-  * @param  Data: 16 bit data to be written as variable value
-  * @retval Success or error status:
-  *           - FLASH_COMPLETE: on success
-  *           - PAGE_FULL: if valid page is full
-  *           - NO_VALID_PAGE: if no valid page was found
-  *           - Flash error code: on write Flash error
-  */
-static uint16_t EE_PageTransfer(uint16_t VirtAddress, uint16_t Data)
-{
-  HAL_StatusTypeDef FlashStatus = HAL_OK;
-  uint32_t NewPageAddress = EEPROM_START_ADDRESS;
-  uint16_t OldPageId=0;
-  uint16_t ValidPage = PAGE0, VarIdx = 0;
-  uint16_t EepromStatus = 0, ReadStatus = 0;
-
-  /* Get active Page for read operation */
-  ValidPage = EE_FindValidPage(READ_FROM_VALID_PAGE);
-
-  if (ValidPage == PAGE1)       /* Page1 valid */
-  {
-    /* New page address where variable will be moved to */
-    NewPageAddress = PAGE0_BASE_ADDRESS;
-
-    /* Old page ID where variable will be taken from */
-    OldPageId = PAGE1_ID;
-  }
-  else if (ValidPage == PAGE0)  /* Page0 valid */
-  {
-    /* New page address  where variable will be moved to */
-    NewPageAddress = PAGE1_BASE_ADDRESS;
-
-    /* Old page ID where variable will be taken from */
-    OldPageId = PAGE0_ID;
-  }
-  else
-  {
-    return NO_VALID_PAGE;       /* No valid Page */
-  }
-
-  /* Set the new Page status to RECEIVE_DATA status */
-  FlashStatus = FLASH_ProgramHalfWordF4(NewPageAddress, RECEIVE_DATA);
-  /* If program operation was failed, a Flash error code is returned */
-  if (FlashStatus != HAL_OK)
-  {
-    return FlashStatus;
-  }
-
-  /* Write the variable passed as parameter in the new active page */
-  EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddress, Data);
-  /* If program operation was failed, a Flash error code is returned */
-  if (EepromStatus != HAL_OK)
-  {
-    return EepromStatus;
-  }
-
-  /* Transfer process: transfer variables from old to the new active page */
-  for (VarIdx = 0; VarIdx < NB_OF_VAR; VarIdx++)
-  {
-    if (VirtAddVarTab[VarIdx] != VirtAddress)  /* Check each variable except the one passed as parameter */
-    {
-      /* Read the other last variable updates */
-      ReadStatus = EE_ReadVariable(VirtAddVarTab[VarIdx], &DataVar);
-      /* In case variable corresponding to the virtual address was found */
-      if (ReadStatus != 0x1)
-      {
-        /* Transfer the variable to the new active page */
-        EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddVarTab[VarIdx], DataVar);
-        /* If program operation was failed, a Flash error code is returned */
-        if (EepromStatus != HAL_OK)
-        {
-          return EepromStatus;
-        }
-      }
-    }
-  }
-
-  /* Erase the old Page: Set old Page status to ERASED status */
-  FlashStatus = FLASH_EraseSectorF4(OldPageId);
-  /* If erase operation was failed, a Flash error code is returned */
-  if (FlashStatus != HAL_OK)
-  {
-    return FlashStatus;
-  }
-
-  /* Set new Page status to VALID_PAGE status */
-  FlashStatus = FLASH_ProgramHalfWordF4(NewPageAddress, VALID_PAGE);
-  /* If program operation was failed, a Flash error code is returned */
-  if (FlashStatus != HAL_OK)
-  {
-    return FlashStatus;
-  }
-
-  /* Return last operation flash status */
-  return FlashStatus;
-}
-
-/* flash operation */
-
-#define EraseTimeout        ((uint32_t)0x00000FFF)
-#define ProgramTimeout      ((uint32_t)0x0000001F)
-
-#define FLASH_PSIZE_BYTE    0
-#define FLASH_PSIZE_HFWORD  FLASH_CR_PSIZE_0
-#define FLASH_PSIZE_WORD    FLASH_CR_PSIZE_1
-#define FLASH_CR_SNB_Pos    3
-#define FLASH_KEY1_F4       0x45670123
-#define FLASH_KEY2_F4       0xCDEF89AB
-
-#define ASSERT(exp) (void)((0))
-
-static void Flash_Delay(void)
-{
-    __IO uint32_t i = 0;
-    for(i = 0xFF; i != 0; i--) { }
-}
-
-static HAL_StatusTypeDef FLASH_GetStatus(void)
-{
-    if ((FLASH->SR & FLASH_SR_BSY) == FLASH_SR_BSY)
-        return HAL_BUSY;
-
-    if ((FLASH->SR & (FLASH_SR_PGSERR|FLASH_SR_PGPERR|FLASH_SR_PGAERR)) != 0)
-        return HAL_ERROR;
-
-    if ((FLASH->SR & FLASH_SR_WRPERR) != 0 )
-        return HAL_ERROR;
-
-    if ((FLASH->SR & FLASH_SR_SOP) != 0 )
-        return HAL_ERROR;
-
-    return HAL_OK;
-}
-
-static HAL_StatusTypeDef FLASH_WaitForLastOperation(uint32_t timeout)
-{
-    /* Check for the Flash Status */
-    HAL_StatusTypeDef status = FLASH_GetStatus();
-    /* Wait for a Flash operation to complete or a TIMEOUT to occur */
-    while ((status == HAL_BUSY) && (timeout != 0x00))
-    {
-        Flash_Delay();
-        status = FLASH_GetStatus();
-        timeout--;
-    }
-    if (timeout == 0)
-        status = HAL_TIMEOUT;
-
-    return status;
-}
-HAL_StatusTypeDef FLASH_UnlockF4(void)
-{
-    FLASH->KEYR = FLASH_KEY1_F4;
-    FLASH->KEYR = FLASH_KEY2_F4;
-    return HAL_OK;
-}
-
-HAL_StatusTypeDef FLASH_EraseSectorF4(uint32_t sector)
-{
-    HAL_StatusTypeDef status = HAL_OK;
-    /* Wait for last operation to be completed */
-    status = FLASH_WaitForLastOperation(EraseTimeout);
-
-    if(status == HAL_OK) {
-        /* if the previous operation is completed, proceed to erase the page */
-        CLEAR_BIT(FLASH->CR, FLASH_CR_PSIZE);
-        FLASH->CR |= FLASH_PSIZE_WORD;
-        CLEAR_BIT(FLASH->CR, FLASH_CR_SNB);
-        FLASH->CR |= FLASH_CR_SER | (sector << FLASH_CR_SNB_Pos);
-        FLASH->CR |= FLASH_CR_STRT;
-
-        /* Wait for last operation to be completed */
-        status = FLASH_WaitForLastOperation(EraseTimeout);
-        if(status != HAL_TIMEOUT)
-        {
-            /* if the erase operation is completed, disable the PER Bit */
-            FLASH->CR &= ~FLASH_CR_SNB;
-            FLASH->CR &= ~FLASH_CR_SER;
-        }
-
-        FLASH->SR = (FLASH_SR_EOP | FLASH_SR_SOP | FLASH_SR_WRPERR);
-    }
-    /* Return the Erase Status */
-    return status;
-}
-
-HAL_StatusTypeDef FLASH_ProgramHalfWordF4(uint32_t address, uint16_t data)
-{
-    HAL_StatusTypeDef status = HAL_ERROR;
-
-    if (IS_FLASH_ADDRESS(address))
-    {
-        /* Wait for last operation to be completed */
-        status = FLASH_WaitForLastOperation(ProgramTimeout);
-        if(status == HAL_OK) {
-            // set size to byte
-            FLASH->CR &= ~FLASH_CR_PSIZE;
-            FLASH->CR |= FLASH_PSIZE_HFWORD;
-            FLASH->CR |= FLASH_CR_PG;
-
-            *(__IO uint16_t*)address = data;
-            /* Wait for last operation to be completed */
-            status = FLASH_WaitForLastOperation(ProgramTimeout);
-            if(status != HAL_TIMEOUT)
-            {
-                /* if the program operation is completed, disable the PG Bit */
-                FLASH->CR &= ~FLASH_CR_PG;
-            }
-            FLASH->SR = (FLASH_SR_EOP | FLASH_SR_SOP | FLASH_SR_PGSERR | FLASH_SR_PGPERR | FLASH_SR_PGAERR | FLASH_SR_WRPERR);
-        }
-    }
-    return status;
-}
-
-/**
-  * @}
-  */
-
-/******************* (C) COPYRIGHT 2017 STMicroelectronics *****END OF FILE****/
diff --git a/keyboards/matrix/noah/eeprom_f4.h b/keyboards/matrix/noah/eeprom_f4.h
deleted file mode 100644
index bc4fa08cfc..0000000000
--- a/keyboards/matrix/noah/eeprom_f4.h
+++ /dev/null
@@ -1,130 +0,0 @@
-/**
-  ******************************************************************************
-  * @file    EEPROM/EEPROM_Emulation/inc/eeprom.h
-  * @author  MCD Application Team
-  * @brief   This file contains all the functions prototypes for the EEPROM
-  *          emulation firmware library.
-  ******************************************************************************
-  * @attention
-  *
-  * <h2><center>&copy; Copyright � 2017 STMicroelectronics International N.V.
-  * All rights reserved.</center></h2>
-  *
-  * Redistribution and use in source and binary forms, with or without
-  * modification, are permitted, provided that the following conditions are met:
-  *
-  * 1. Redistribution of source code must retain the above copyright notice,
-  *    this list of conditions and the following disclaimer.
-  * 2. Redistributions in binary form must reproduce the above copyright notice,
-  *    this list of conditions and the following disclaimer in the documentation
-  *    and/or other materials provided with the distribution.
-  * 3. Neither the name of STMicroelectronics nor the names of other
-  *    contributors to this software may be used to endorse or promote products
-  *    derived from this software without specific written permission.
-  * 4. This software, including modifications and/or derivative works of this
-  *    software, must execute solely and exclusively on microcontroller or
-  *    microprocessor devices manufactured by or for STMicroelectronics.
-  * 5. Redistribution and use of this software other than as permitted under
-  *    this license is void and will automatically terminate your rights under
-  *    this license.
-  *
-  * THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
-  * AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
-  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
-  * PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
-  * RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
-  * SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
-  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
-  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
-  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-  *
-  ******************************************************************************
-  */
-
-/* Define to prevent recursive inclusion -------------------------------------*/
-#ifndef __EEPROM_H
-#define __EEPROM_H
-
-
-/* Includes ------------------------------------------------------------------*/
-#include "hal.h"
-
-typedef enum
-{
-  HAL_OK       = 0x00U,
-  HAL_ERROR    = 0x01U,
-  HAL_BUSY     = 0x02U,
-  HAL_TIMEOUT  = 0x03U
-} HAL_StatusTypeDef;
-
-/* Exported constants --------------------------------------------------------*/
-/* EEPROM emulation firmware error codes */
-#define EE_OK      (uint32_t)HAL_OK
-#define EE_ERROR   (uint32_t)HAL_ERROR
-#define EE_BUSY    (uint32_t)HAL_BUSY
-#define EE_TIMEOUT (uint32_t)HAL_TIMEOUT
-
-/* Define the size of the sectors to be used */
-#define PAGE_SIZE               (uint32_t)0x4000  /* Page size = 16KByte */
-
-/* Device voltage range supposed to be [2.7V to 3.6V], the operation will
-   be done by word  */
-#define VOLTAGE_RANGE           (uint8_t)VOLTAGE_RANGE_3
-
-/* EEPROM start address in Flash */
-#define EEPROM_START_ADDRESS  ((uint32_t)0x08008000) /* EEPROM emulation start address:
-                                                  from sector2 : after 16KByte of used
-                                                  Flash memory */
-
-/* Pages 0 and 1 base and end addresses */
-#define PAGE0_BASE_ADDRESS    ((uint32_t)(EEPROM_START_ADDRESS + 0x0000))
-#define PAGE0_END_ADDRESS     ((uint32_t)(EEPROM_START_ADDRESS + (PAGE_SIZE - 1)))
-#define PAGE0_ID               2//FLASH_SECTOR_2
-
-#define PAGE1_BASE_ADDRESS    ((uint32_t)(EEPROM_START_ADDRESS + 0x4000))
-#define PAGE1_END_ADDRESS     ((uint32_t)(EEPROM_START_ADDRESS + (2 * PAGE_SIZE - 1)))
-#define PAGE1_ID               3//FLASH_SECTOR_3
-
-/* Used Flash pages for EEPROM emulation */
-#define PAGE0                 ((uint16_t)0x0000)
-#define PAGE1                 ((uint16_t)0x0001) /* Page nb between PAGE0_BASE_ADDRESS & PAGE1_BASE_ADDRESS*/
-
-/* No valid page define */
-#define NO_VALID_PAGE         ((uint16_t)0x00AB)
-
-/* Page status definitions */
-#define ERASED                ((uint16_t)0xFFFF)     /* Page is empty */
-#define RECEIVE_DATA          ((uint16_t)0xEEEE)     /* Page is marked to receive data */
-#define VALID_PAGE            ((uint16_t)0x0000)     /* Page containing valid data */
-
-/* Valid pages in read and write defines */
-#define READ_FROM_VALID_PAGE  ((uint8_t)0x00)
-#define WRITE_IN_VALID_PAGE   ((uint8_t)0x01)
-
-/* Page full define */
-#define PAGE_FULL             ((uint8_t)0x80)
-
-/* Variables' number */
-#define NB_OF_VAR             ((uint8_t)0x16)
-
-/* Exported types ------------------------------------------------------------*/
-/* Exported macro ------------------------------------------------------------*/
-/* Exported functions ------------------------------------------------------- */
-
-HAL_StatusTypeDef FLASH_UnlockF4(void);
-HAL_StatusTypeDef FLASH_EraseSectorF4(uint32_t sector);
-HAL_StatusTypeDef FLASH_ProgramHalfWordF4(uint32_t address, uint16_t data);
-
-uint16_t EE_Init(void);
-uint16_t EE_ReadVariable(uint16_t VirtAddress, uint16_t* Data);
-uint16_t EE_WriteVariable(uint16_t VirtAddress, uint16_t Data);
-
-#define IS_FLASH_ADDRESS(ADDRESS) (((ADDRESS) >= EEPROM_START_ADDRESS) && ((ADDRESS) < PAGE1_END_ADDRESS))
-#define IS_FLASH_SECTOR(SECTOR) (((SECTOR) >= PAGE0_ID) && ((SECTOR) <= PAGE1_ID))
-
-#endif /* __EEPROM_H */
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
diff --git a/keyboards/matrix/noah/rules.mk b/keyboards/matrix/noah/rules.mk
index 217e780d87..68163386f1 100644
--- a/keyboards/matrix/noah/rules.mk
+++ b/keyboards/matrix/noah/rules.mk
@@ -53,5 +53,4 @@ RGBLIGHT_CUSTOM_DRIVER = yes
 # project specific files
 SRC += \
     matrix.c \
-    ws2812_f4.c \
-	eeprom_f4.c
+    ws2812_f4.c