xref: /openbmc/u-boot/arch/arm/include/asm/spl.h (revision 6b44ae6b)
1 /*
2  * (C) Copyright 2012
3  * Texas Instruments, <www.ti.com>
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 #ifndef	_ASM_SPL_H_
8 #define	_ASM_SPL_H_
9 
10 #if defined(CONFIG_OMAP) \
11 	|| defined(CONFIG_EXYNOS4) || defined(CONFIG_EXYNOS5) \
12 	|| defined(CONFIG_EXYNOS4210)
13 /* Platform-specific defines */
14 #include <asm/arch/spl.h>
15 
16 #else
17 enum {
18 	BOOT_DEVICE_RAM,
19 	BOOT_DEVICE_MMC1,
20 	BOOT_DEVICE_MMC2,
21 	BOOT_DEVICE_MMC2_2,
22 	BOOT_DEVICE_NAND,
23 	BOOT_DEVICE_ONENAND,
24 	BOOT_DEVICE_NOR,
25 	BOOT_DEVICE_UART,
26 	BOOT_DEVICE_SPI,
27 	BOOT_DEVICE_SATA,
28 	BOOT_DEVICE_I2C,
29 	BOOT_DEVICE_BOARD,
30 	BOOT_DEVICE_NONE
31 };
32 #endif
33 
34 /**
35  * Board specific load method for boards that have a special way of loading
36  * U-Boot, which does not fit with the existing SPL code.
37  *
38  * @return 0 on success, negative errno value on failure.
39  */
40 
41 int spl_board_load_image(void);
42 
43 /* Linker symbols. */
44 extern char __bss_start[], __bss_end[];
45 
46 #ifndef CONFIG_DM
47 extern gd_t gdata;
48 #endif
49 
50 #endif
51