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SPL: NAND: Move arch/arm/cpu/armv7/omap-common/spl_nand.c to common/spl
[people/ms/u-boot.git] / arch / arm / cpu / arm926ejs / davinci / spl.c
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1/*
2 * Copyright (C) 2011
3 * Heiko Schocher, DENX Software Engineering, hs@denx.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 <nand.h>
27#include <asm/arch/dm365_lowlevel.h>
28#include <ns16550.h>
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29#include <malloc.h>
30#include <spi_flash.h>
0d986e61 31#include <mmc.h>
620fd27c 32
8f743140 33#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
620fd27c 34
8f743140 35DECLARE_GLOBAL_DATA_PTR;
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36/* Define global data structure pointer to it*/
37static gd_t gdata __attribute__ ((section(".data")));
38static bd_t bdata __attribute__ ((section(".data")));
39
8f743140 40#else
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41
42void puts(const char *str)
43{
44 while (*str)
45 putc(*str++);
46}
47
48void putc(char c)
49{
50 if (c == '\n')
51 NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), '\r');
52
53 NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), c);
54}
55
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56#endif /* CONFIG_SPL_LIBCOMMON_SUPPORT */
57
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58inline void hang(void)
59{
60 puts("### ERROR ### Please RESET the board ###\n");
61 for (;;)
62 ;
63}
64
65void board_init_f(ulong dummy)
66{
620fd27c 67#ifdef CONFIG_SOC_DM365
435199f3 68 dm36x_lowlevel_init(0);
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69#endif
70#ifdef CONFIG_SOC_DA8XX
71 arch_cpu_init();
72#endif
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73 relocate_code(CONFIG_SPL_STACK, NULL, CONFIG_SPL_TEXT_BASE);
74}
75
76void board_init_r(gd_t *id, ulong dummy)
77{
560e69bf 78#ifdef CONFIG_SPL_LIBCOMMON_SUPPORT
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79 mem_malloc_init(CONFIG_SYS_TEXT_BASE - CONFIG_SYS_MALLOC_LEN,
80 CONFIG_SYS_MALLOC_LEN);
81
82 gd = &gdata;
83 gd->bd = &bdata;
84 gd->flags |= GD_FLG_RELOC;
85 gd->baudrate = CONFIG_BAUDRATE;
86 serial_init(); /* serial communications setup */
87 gd->have_console = 1;
88
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89#endif
90
91#ifdef CONFIG_SPL_NAND_LOAD
92 nand_init();
93 puts("Nand boot...\n");
94 nand_boot();
95#endif
96#ifdef CONFIG_SPL_SPI_LOAD
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97 puts("SPI boot...\n");
98 spi_boot();
99#endif
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100#ifdef CONFIG_SPL_MMC_LOAD
101 puts("MMC boot...\n");
102 spl_mmc_load();
103#endif
435199f3 104}