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435199f3 HS |
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> | |
3f7f2414 TR |
24 | #include <config.h> |
25 | #include <spl.h> | |
435199f3 HS |
26 | #include <asm/u-boot.h> |
27 | #include <asm/utils.h> | |
28 | #include <nand.h> | |
29 | #include <asm/arch/dm365_lowlevel.h> | |
30 | #include <ns16550.h> | |
620fd27c CR |
31 | #include <malloc.h> |
32 | #include <spi_flash.h> | |
0d986e61 | 33 | #include <mmc.h> |
620fd27c | 34 | |
8f743140 | 35 | DECLARE_GLOBAL_DATA_PTR; |
435199f3 | 36 | |
3f7f2414 | 37 | #ifndef CONFIG_SPL_LIBCOMMON_SUPPORT |
435199f3 HS |
38 | void puts(const char *str) |
39 | { | |
40 | while (*str) | |
41 | putc(*str++); | |
42 | } | |
43 | ||
44 | void putc(char c) | |
45 | { | |
46 | if (c == '\n') | |
47 | NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), '\r'); | |
48 | ||
49 | NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), c); | |
50 | } | |
620fd27c CR |
51 | #endif /* CONFIG_SPL_LIBCOMMON_SUPPORT */ |
52 | ||
435199f3 HS |
53 | void board_init_f(ulong dummy) |
54 | { | |
3f7f2414 TR |
55 | /* First, setup our stack pointer. */ |
56 | asm volatile("mov sp, %0\n" : : "r"(CONFIG_SPL_STACK)); | |
57 | ||
58 | /* Second, perform our low-level init. */ | |
620fd27c | 59 | #ifdef CONFIG_SOC_DM365 |
435199f3 | 60 | dm36x_lowlevel_init(0); |
620fd27c CR |
61 | #endif |
62 | #ifdef CONFIG_SOC_DA8XX | |
63 | arch_cpu_init(); | |
64 | #endif | |
435199f3 | 65 | |
3f7f2414 | 66 | /* Third, we clear the BSS. */ |
3929fb0a | 67 | memset(__bss_start, 0, __bss_end - __bss_start); |
620fd27c | 68 | |
3f7f2414 | 69 | /* Finally, setup gd and move to the next step. */ |
620fd27c | 70 | gd = &gdata; |
3f7f2414 TR |
71 | board_init_r(NULL, 0); |
72 | } | |
620fd27c | 73 | |
3f7f2414 TR |
74 | void spl_board_init(void) |
75 | { | |
76 | preloader_console_init(); | |
77 | } | |
560e69bf | 78 | |
3f7f2414 TR |
79 | u32 spl_boot_mode(void) |
80 | { | |
81 | return MMCSD_MODE_RAW; | |
82 | } | |
83 | ||
84 | u32 spl_boot_device(void) | |
85 | { | |
86 | #ifdef CONFIG_SPL_NAND_SIMPLE | |
87 | return BOOT_DEVICE_NAND; | |
88 | #elif defined(CONFIG_SPL_SPI_LOAD) | |
89 | return BOOT_DEVICE_SPI; | |
90 | #elif defined(CONFIG_SPL_MMC_LOAD) | |
91 | return BOOT_DEVICE_MMC1; | |
92 | #else | |
93 | puts("Unknown boot device\n"); | |
94 | hang(); | |
0d986e61 | 95 | #endif |
435199f3 | 96 | } |