upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
178 lines
7.0 KiB
178 lines
7.0 KiB
/*
|
|
* (C) Copyright 2003
|
|
* Data Flash Atmel Description File
|
|
* Author : Hamid Ikdoumi (Atmel)
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*/
|
|
|
|
/* File Name : dataflash.h */
|
|
/* Object : Data Flash Atmel Description File */
|
|
/* Translator : */
|
|
/* */
|
|
/* 1.0 03/04/01 HI : Creation */
|
|
/* 1.2 20/10/02 FB : Adapatation Service and Lib v3 */
|
|
/*----------------------------------------------------------------------*/
|
|
|
|
#ifndef _DataFlash_h
|
|
#define _DataFlash_h
|
|
|
|
|
|
#include <asm/arch/hardware.h>
|
|
#include "config.h"
|
|
|
|
/*number of protected area*/
|
|
#define NB_DATAFLASH_AREA 4
|
|
|
|
/*define the area structure*/
|
|
typedef struct {
|
|
unsigned long start;
|
|
unsigned long end;
|
|
unsigned char protected;
|
|
} dataflash_protect_t;
|
|
|
|
typedef unsigned int AT91S_DataFlashStatus;
|
|
|
|
/*----------------------------------------------------------------------*/
|
|
/* DataFlash Structures */
|
|
/*----------------------------------------------------------------------*/
|
|
|
|
/*---------------------------------------------*/
|
|
/* DataFlash Descriptor Structure Definition */
|
|
/*---------------------------------------------*/
|
|
typedef struct _AT91S_DataflashDesc {
|
|
unsigned char *tx_cmd_pt;
|
|
unsigned int tx_cmd_size;
|
|
unsigned char *rx_cmd_pt;
|
|
unsigned int rx_cmd_size;
|
|
unsigned char *tx_data_pt;
|
|
unsigned int tx_data_size;
|
|
unsigned char *rx_data_pt;
|
|
unsigned int rx_data_size;
|
|
volatile unsigned char state;
|
|
volatile unsigned char DataFlash_state;
|
|
unsigned char command[8];
|
|
} AT91S_DataflashDesc, *AT91PS_DataflashDesc;
|
|
|
|
/*---------------------------------------------*/
|
|
/* DataFlash device definition structure */
|
|
/*---------------------------------------------*/
|
|
typedef struct _AT91S_Dataflash {
|
|
int pages_number; /* dataflash page number */
|
|
int pages_size; /* dataflash page size */
|
|
int page_offset; /* page offset in command */
|
|
int byte_mask; /* byte mask in command */
|
|
int cs;
|
|
dataflash_protect_t area_list[NB_DATAFLASH_AREA]; /* area protection status */
|
|
} AT91S_DataflashFeatures, *AT91PS_DataflashFeatures;
|
|
|
|
/*---------------------------------------------*/
|
|
/* DataFlash Structure Definition */
|
|
/*---------------------------------------------*/
|
|
typedef struct _AT91S_DataFlash {
|
|
AT91PS_DataflashDesc pDataFlashDesc; /* dataflash descriptor */
|
|
AT91PS_DataflashFeatures pDevice; /* Pointer on a dataflash features array */
|
|
} AT91S_DataFlash, *AT91PS_DataFlash;
|
|
|
|
|
|
typedef struct _AT91S_DATAFLASH_INFO {
|
|
|
|
AT91S_DataflashDesc Desc;
|
|
AT91S_DataflashFeatures Device; /* Pointer on a dataflash features array */
|
|
unsigned long logical_address;
|
|
unsigned int id; /* device id */
|
|
} AT91S_DATAFLASH_INFO, *AT91PS_DATAFLASH_INFO;
|
|
|
|
|
|
/*-------------------------------------------------------------------------------------------------*/
|
|
|
|
#define AT45DB161 0x2c
|
|
#define AT45DB321 0x34
|
|
#define AT45DB642 0x3c
|
|
#define AT45DB128 0x10
|
|
|
|
#define AT91C_DATAFLASH_TIMEOUT 10000 /* For AT91F_DataFlashWaitReady */
|
|
|
|
/* DataFlash return value */
|
|
#define DATAFLASH_BUSY 0x00
|
|
#define DATAFLASH_OK 0x01
|
|
#define DATAFLASH_ERROR 0x02
|
|
#define DATAFLASH_MEMORY_OVERFLOW 0x03
|
|
#define DATAFLASH_BAD_COMMAND 0x04
|
|
#define DATAFLASH_BAD_ADDRESS 0x05
|
|
|
|
|
|
/* Driver State */
|
|
#define IDLE 0x0
|
|
#define BUSY 0x1
|
|
#define ERROR 0x2
|
|
|
|
/* DataFlash Driver State */
|
|
#define GET_STATUS 0x0F
|
|
|
|
/*-------------------------------------------------------------------------------------------------*/
|
|
/* Command Definition */
|
|
/*-------------------------------------------------------------------------------------------------*/
|
|
|
|
/* READ COMMANDS */
|
|
#define DB_CONTINUOUS_ARRAY_READ 0xE8 /* Continuous array read */
|
|
#define DB_BURST_ARRAY_READ 0xE8 /* Burst array read */
|
|
#define DB_PAGE_READ 0xD2 /* Main memory page read */
|
|
#define DB_BUF1_READ 0xD4 /* Buffer 1 read */
|
|
#define DB_BUF2_READ 0xD6 /* Buffer 2 read */
|
|
#define DB_STATUS 0xD7 /* Status Register */
|
|
|
|
/* PROGRAM and ERASE COMMANDS */
|
|
#define DB_BUF1_WRITE 0x84 /* Buffer 1 write */
|
|
#define DB_BUF2_WRITE 0x87 /* Buffer 2 write */
|
|
#define DB_BUF1_PAGE_ERASE_PGM 0x83 /* Buffer 1 to main memory page program with built-In erase */
|
|
#define DB_BUF1_PAGE_ERASE_FASTPGM 0x93 /* Buffer 1 to main memory page program with built-In erase, Fast program */
|
|
#define DB_BUF2_PAGE_ERASE_PGM 0x86 /* Buffer 2 to main memory page program with built-In erase */
|
|
#define DB_BUF2_PAGE_ERASE_FASTPGM 0x96 /* Buffer 1 to main memory page program with built-In erase, Fast program */
|
|
#define DB_BUF1_PAGE_PGM 0x88 /* Buffer 1 to main memory page program without built-In erase */
|
|
#define DB_BUF1_PAGE_FASTPGM 0x98 /* Buffer 1 to main memory page program without built-In erase, Fast program */
|
|
#define DB_BUF2_PAGE_PGM 0x89 /* Buffer 2 to main memory page program without built-In erase */
|
|
#define DB_BUF2_PAGE_FASTPGM 0x99 /* Buffer 1 to main memory page program without built-In erase, Fast program */
|
|
#define DB_PAGE_ERASE 0x81 /* Page Erase */
|
|
#define DB_BLOCK_ERASE 0x50 /* Block Erase */
|
|
#define DB_PAGE_PGM_BUF1 0x82 /* Main memory page through buffer 1 */
|
|
#define DB_PAGE_FASTPGM_BUF1 0x92 /* Main memory page through buffer 1, Fast program */
|
|
#define DB_PAGE_PGM_BUF2 0x85 /* Main memory page through buffer 2 */
|
|
#define DB_PAGE_FastPGM_BUF2 0x95 /* Main memory page through buffer 2, Fast program */
|
|
|
|
/* ADDITIONAL COMMANDS */
|
|
#define DB_PAGE_2_BUF1_TRF 0x53 /* Main memory page to buffer 1 transfert */
|
|
#define DB_PAGE_2_BUF2_TRF 0x55 /* Main memory page to buffer 2 transfert */
|
|
#define DB_PAGE_2_BUF1_CMP 0x60 /* Main memory page to buffer 1 compare */
|
|
#define DB_PAGE_2_BUF2_CMP 0x61 /* Main memory page to buffer 2 compare */
|
|
#define DB_AUTO_PAGE_PGM_BUF1 0x58 /* Auto page rewrite throught buffer 1 */
|
|
#define DB_AUTO_PAGE_PGM_BUF2 0x59 /* Auto page rewrite throught buffer 2 */
|
|
|
|
/*-------------------------------------------------------------------------------------------------*/
|
|
|
|
extern int size_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr, unsigned long size);
|
|
extern int prot_dataflash (AT91PS_DataFlash pdataFlash, unsigned long addr);
|
|
extern int dataflash_real_protect (int flag, unsigned long start_addr, unsigned long end_addr);
|
|
extern int addr_dataflash (unsigned long addr);
|
|
extern int read_dataflash (unsigned long addr, unsigned long size, char *result);
|
|
extern int write_dataflash (unsigned long addr, unsigned long dest, unsigned long size);
|
|
extern void dataflash_print_info (void);
|
|
extern void dataflash_perror (int err);
|
|
|
|
#endif
|
|
|