Merge branch 'sf' of git://git.denx.de/u-boot-blackfin
[oweals/u-boot.git] / arch / arm / cpu / armv7 / omap-common / spl_nand.c
1 /*
2  * Copyright (C) 2011
3  * Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de>
4  *
5  * See file CREDITS for list of people who contributed to this
6  * project.
7  *
8  * This program is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU General Public License as
10  * published by the Free Software Foundation; either version 2 of
11  * the License, or (at your option) any later version.
12  *
13  * This program is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21  * MA 02111-1307 USA
22  */
23 #include <common.h>
24 #include <asm/u-boot.h>
25 #include <asm/utils.h>
26 #include <asm/arch/sys_proto.h>
27 #include <nand.h>
28 #include <timestamp_autogenerated.h>
29 #include <version_autogenerated.h>
30 #include <asm/omap_common.h>
31
32
33 void spl_nand_load_image(void)
34 {
35         struct image_header *header;
36         switch (omap_boot_mode()) {
37         case NAND_MODE_HW_ECC:
38                 debug("spl: nand - using hw ecc\n");
39                 gpmc_init();
40                 nand_init();
41                 break;
42         default:
43                 puts("spl: ERROR: This bootmode is not implemented - hanging");
44                 hang();
45         }
46
47         /*use CONFIG_SYS_TEXT_BASE as temporary storage area */
48         header = (struct image_header *)(CONFIG_SYS_TEXT_BASE);
49
50 #ifdef CONFIG_NAND_ENV_DST
51         nand_spl_load_image(CONFIG_ENV_OFFSET,
52                 CONFIG_SYS_NAND_PAGE_SIZE, (void *)header);
53         spl_parse_image_header(header);
54         nand_spl_load_image(CONFIG_ENV_OFFSET, spl_image.size,
55                 (void *)image_load_addr);
56 #ifdef CONFIG_ENV_OFFSET_REDUND
57         nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND,
58                 CONFIG_SYS_NAND_PAGE_SIZE, (void *)header);
59         spl_parse_image_header(header);
60         nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND, spl_image.size,
61                 (void *)image_load_addr);
62 #endif
63 #endif
64         /* Load u-boot */
65         nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS,
66                 CONFIG_SYS_NAND_PAGE_SIZE, (void *)header);
67         spl_parse_image_header(header);
68         nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS,
69                 spl_image.size, (void *)spl_image.load_addr);
70         nand_deselect();
71 }