upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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96 lines
2.2 KiB
96 lines
2.2 KiB
/*
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* Copyright (C) 2011
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* Heiko Schocher, DENX Software Engineering, hs@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*/
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#include <common.h>
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#include <config.h>
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#include <spl.h>
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#include <asm/u-boot.h>
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#include <asm/utils.h>
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#include <nand.h>
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#include <asm/arch/dm365_lowlevel.h>
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#include <ns16550.h>
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#include <malloc.h>
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#include <spi_flash.h>
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#include <mmc.h>
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DECLARE_GLOBAL_DATA_PTR;
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#ifndef CONFIG_SPL_LIBCOMMON_SUPPORT
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void puts(const char *str)
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{
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while (*str)
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putc(*str++);
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}
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void putc(char c)
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{
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if (c == '\n')
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NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), '\r');
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NS16550_putc((NS16550_t)(CONFIG_SYS_NS16550_COM1), c);
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}
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#endif /* CONFIG_SPL_LIBCOMMON_SUPPORT */
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void board_init_f(ulong dummy)
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{
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/* First, setup our stack pointer. */
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asm volatile("mov sp, %0\n" : : "r"(CONFIG_SPL_STACK));
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/* Second, perform our low-level init. */
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#ifdef CONFIG_SOC_DM365
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dm36x_lowlevel_init(0);
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#endif
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#ifdef CONFIG_SOC_DA8XX
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arch_cpu_init();
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#endif
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/* Third, we clear the BSS. */
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memset(__bss_start, 0, __bss_end__ - __bss_start);
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/* Finally, setup gd and move to the next step. */
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gd = &gdata;
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board_init_r(NULL, 0);
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}
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void spl_board_init(void)
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{
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preloader_console_init();
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}
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u32 spl_boot_mode(void)
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{
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return MMCSD_MODE_RAW;
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}
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u32 spl_boot_device(void)
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{
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#ifdef CONFIG_SPL_NAND_SIMPLE
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return BOOT_DEVICE_NAND;
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#elif defined(CONFIG_SPL_SPI_LOAD)
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return BOOT_DEVICE_SPI;
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#elif defined(CONFIG_SPL_MMC_LOAD)
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return BOOT_DEVICE_MMC1;
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#else
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puts("Unknown boot device\n");
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hang();
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#endif
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}
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