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spl: Support loading a FIT from NAND

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Detect a FIT when loading from NAND and handle it using the
new FIT SPL support.

Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
[trini: Make sure we continue to use (void *)(unsigned long) for
load_addr].
Signed-off-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Lokesh Vutla 2016-05-24 10:34:42 +05:30 committed by Tom Rini
parent 0985294604
commit 8bd8877279
1 changed files with 32 additions and 5 deletions
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37
common/spl/spl_nand.c
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@ -9,6 +9,8 @@
#include <spl.h>
#include <asm/io.h>
#include <nand.h>
#include <libfdt_env.h>
#include <fdt.h>
#if defined(CONFIG_SPL_NAND_RAW_ONLY)
int spl_nand_load_image(void)
@ -24,6 +26,19 @@ int spl_nand_load_image(void)
return 0;
}
#else
static ulong spl_nand_fit_read(struct spl_load_info *load, ulong offs,
ulong size, void *dst)
{
int ret;
ret = nand_spl_load_image(offs, size, dst);
if (!ret)
return size;
else
return 0;
}
static int spl_nand_load_element(int offset, struct image_header *header)
{
int err;
@ -32,12 +47,24 @@ static int spl_nand_load_element(int offset, struct image_header *header)
if (err)
return err;
err = spl_parse_image_header(header);
if (err)
return err;
if (IS_ENABLED(CONFIG_SPL_LOAD_FIT) &&
image_get_magic(header) == FDT_MAGIC) {
struct spl_load_info load;
return nand_spl_load_image(offset, spl_image.size,
(void *)(unsigned long)spl_image.load_addr);
debug("Found FIT\n");
load.dev = NULL;
load.priv = NULL;
load.filename = NULL;
load.bl_len = 1;
load.read = spl_nand_fit_read;
return spl_load_simple_fit(&load, offset, header);
} else {
err = spl_parse_image_header(header);
if (err)
return err;
return nand_spl_load_image(offset, spl_image.size,
(void *)(ulong)spl_image.load_addr);
}
}
int spl_nand_load_image(void)