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https://github.com/AsahiLinux/u-boot
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dd14af7640
Newer Blackfin parts can an on-chip ROM that can boot LDRs over SPI flashes, so add a new 'spibootldr' command to take advantage of it. Signed-off-by: Mike Frysinger <vapier@gentoo.org>
36 lines
766 B
C
36 lines
766 B
C
/*
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* U-boot - spibootldr.c
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*
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* Copyright (c) 2005-2008 Analog Devices Inc.
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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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* Licensed under the GPL-2 or later.
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*/
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#include <common.h>
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#include <command.h>
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#include <asm/blackfin.h>
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#include <asm/mach-common/bits/bootrom.h>
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int do_spibootldr(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
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{
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s32 addr;
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/* Get the address */
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if (argc < 2)
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addr = 0;
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else
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addr = simple_strtoul(argv[1], NULL, 16);
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printf("## Booting ldr image at SPI offset 0x%x ...\n", addr);
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return bfrom_SpiBoot(addr, BFLAG_PERIPHERAL | 4, 0, NULL);
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}
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U_BOOT_CMD(spibootldr, 2, 0, do_spibootldr,
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"boot ldr image from spi",
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"[offset]\n"
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" - boot ldr image stored at offset into spi\n");
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