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
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62 lines
1.8 KiB
62 lines
1.8 KiB
/*
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* (C) Copyright 2000
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <nios.h>
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/*
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* include common flash code (for altera boards)
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*/
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#include "../common/flash.c"
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/*----------------------------------------------------------------------*/
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#define BANKSZ CONFIG_SYS_FLASH_SIZE
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#define SECTSZ (64 * 1024)
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#define USERFLASH (2 * 1024 * 1024) /* bottom 2 MB for user */
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/*----------------------------------------------------------------------*/
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unsigned long flash_init (void)
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{
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int i;
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unsigned long addr;
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flash_info_t *fli = &flash_info[0];
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fli->size = BANKSZ;
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fli->sector_count = CONFIG_SYS_MAX_FLASH_SECT;
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fli->flash_id = FLASH_MAN_AMD + FLASH_AMDLV065D;
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addr = CONFIG_SYS_FLASH_BASE;
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for (i = 0; i < fli->sector_count; ++i) {
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fli->start[i] = addr;
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addr += SECTSZ;
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/* Protect all but 2 MByte user area */
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if (addr < (CONFIG_SYS_FLASH_BASE + USERFLASH))
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fli->protect[i] = 0;
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else
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fli->protect[i] = 1;
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}
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return (BANKSZ);
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}
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