arch/arm/include/asm/spl.h

   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