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SPL: ONENAND: Support SPL to boot u-boot from OneNAND. 

This patch will allow use SPL to boot an u-boot from the OneNAND.

Tested with IGEPv2 board with a OneNAND from Numonyx

Signed-off-by: Enric Balletbo i Serra <eballetbo@iseebcn.com>
[trini: Add <spl.h> hunk to fix warning]
Signed-off-by: Tom Rini <trini@ti.com>
This commit is contained in:
Enric Balletbo i Serra 2013-02-07 23:14:48 +00:00 committed by Tom Rini
parent f99613782a
commit 6000992e26
4 changed files with 56 additions and 0 deletions
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1
common/spl/Makefile
View File

@ -18,6 +18,7 @@ COBJS-$(CONFIG_SPL_FRAMEWORK) += spl.o
COBJS-$(CONFIG_SPL_NOR_SUPPORT) += spl_nor.o
COBJS-$(CONFIG_SPL_YMODEM_SUPPORT) += spl_ymodem.o
COBJS-$(CONFIG_SPL_NAND_SUPPORT) += spl_nand.o
COBJS-$(CONFIG_SPL_ONENAND_SUPPORT) += spl_onenand.o
COBJS-$(CONFIG_SPL_NET_SUPPORT) += spl_net.o
endif

5
common/spl/spl.c
View File

@ -197,6 +197,11 @@ void board_init_r(gd_t *dummy1, ulong dummy2)
spl_nand_load_image();
break;
#endif
#ifdef CONFIG_SPL_ONENAND_SUPPORT
case BOOT_DEVICE_ONENAND:
spl_onenand_load_image();
break;
#endif
#ifdef CONFIG_SPL_NOR_SUPPORT
case BOOT_DEVICE_NOR:
spl_nor_load_image();

47
common/spl/spl_onenand.c Normal file
View File

@ -0,0 +1,47 @@
/*
* Copyright (C) 2013
* ISEE 2007 SL - Enric Balletbo i Serra <eballetbo@iseebcn.com>
*
* Based on common/spl/spl_nand.c
* Copyright (C) 2011
* Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de>
*
* 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
*/
#include <common.h>
#include <config.h>
#include <spl.h>
#include <asm/io.h>
#include <onenand_uboot.h>
void spl_onenand_load_image(void)
{
struct image_header *header;
debug("spl: onenand\n");
/*use CONFIG_SYS_TEXT_BASE as temporary storage area */
header = (struct image_header *)(CONFIG_SYS_TEXT_BASE);
/* Load u-boot */
onenand_spl_load_image(CONFIG_SYS_ONENAND_U_BOOT_OFFS,
CONFIG_SYS_ONENAND_PAGE_SIZE, (void *)header);
spl_parse_image_header(header);
onenand_spl_load_image(CONFIG_SYS_ONENAND_U_BOOT_OFFS,
spl_image.size, (void *)spl_image.load_addr);
}

3
include/spl.h
View File

@ -59,6 +59,9 @@ void spl_display_print(void);
/* NAND SPL functions */
void spl_nand_load_image(void);
/* OneNAND SPL functions */
void spl_onenand_load_image(void);
/* NOR SPL functions */
void spl_nor_load_image(void);