LXR uboot/arch/arm/mach-davinci/spl.c

   1/*
   2 * Copyright (C) 2011
   3 * Heiko Schocher, DENX Software Engineering, hs@denx.de.
   4 *
   5 * SPDX-License-Identifier:     GPL-2.0+
   6 */
   7#include <common.h>
   8#include <config.h>
   9#include <spl.h>
  10#include <asm/u-boot.h>
  11#include <asm/utils.h>
  12#include <nand.h>
  13#include <asm/arch/dm365_lowlevel.h>
  14#include <ns16550.h>
  15#include <malloc.h>
  16#include <spi_flash.h>
  17#include <mmc.h>
  18
  19DECLARE_GLOBAL_DATA_PTR;
  20
  21#ifndef CONFIG_SPL_LIBCOMMON_SUPPORT
  22void puts(const char *str)
  23{
  24        while (*str)
  25                putc(*str++);
  26}
  27
  28void putc(char c)
  29{
  30        if (c == '\n')
  31                NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), '\r');
  32
  33        NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), c);
  34}
  35#endif /* CONFIG_SPL_LIBCOMMON_SUPPORT */
  36
  37void spl_board_init(void)
  38{
  39#ifdef CONFIG_SOC_DM365
  40        dm36x_lowlevel_init(0);
  41#endif
  42#ifdef CONFIG_SOC_DA8XX
  43        arch_cpu_init();
  44#endif
  45        preloader_console_init();
  46}
  47
  48u32 spl_boot_mode(void)
  49{
  50        return MMCSD_MODE_RAW;
  51}
  52
  53u32 spl_boot_device(void)
  54{
  55#ifdef CONFIG_SPL_NAND_SIMPLE
  56        return BOOT_DEVICE_NAND;
  57#elif defined(CONFIG_SPL_SPI_LOAD)
  58        return BOOT_DEVICE_SPI;
  59#elif defined(CONFIG_SPL_MMC_LOAD)
  60        return BOOT_DEVICE_MMC1;
  61#else
  62        puts("Unknown boot device\n");
  63        hang();
  64#endif
  65}
  66