diff options
author | Mike Frysinger <vapier@gentoo.org> | 2008-11-27 16:50:32 -0500 |
---|---|---|
committer | Mike Frysinger <vapier@gentoo.org> | 2009-06-14 20:01:04 -0400 |
commit | dd14af7640f7d48d8e9768eeeb09592e6f94ed38 (patch) | |
tree | e669594e05417206d374d9843b4f594c8aa11319 /common/cmd_spibootldr.c | |
parent | 67c2829b646bb5b859088b36fbc89e971b9c1960 (diff) |
Blackfin: new spibootldr command
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>
Diffstat (limited to 'common/cmd_spibootldr.c')
-rw-r--r-- | common/cmd_spibootldr.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/common/cmd_spibootldr.c b/common/cmd_spibootldr.c new file mode 100644 index 0000000000..d29ed2bd85 --- /dev/null +++ b/common/cmd_spibootldr.c @@ -0,0 +1,36 @@ +/* + * U-boot - spibootldr.c + * + * Copyright (c) 2005-2008 Analog Devices Inc. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * Licensed under the GPL-2 or later. + */ + +#include <common.h> +#include <command.h> + +#include <asm/blackfin.h> +#include <asm/mach-common/bits/bootrom.h> + +int do_spibootldr(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + s32 addr; + + /* Get the address */ + if (argc < 2) + addr = 0; + else + addr = simple_strtoul(argv[1], NULL, 16); + + printf("## Booting ldr image at SPI offset 0x%x ...\n", addr); + + return bfrom_SpiBoot(addr, BFLAG_PERIPHERAL | 4, 0, NULL); +} + +U_BOOT_CMD(spibootldr, 2, 0, do_spibootldr, + "boot ldr image from spi", + "[offset]\n" + " - boot ldr image stored at offset into spi\n"); |