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bootstd: Add a SPI flash bootdev

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Add a bootdev for SPI flash so that these devices can be used with
standard boot. It only supports loading a script.

Add a special case for the label, since we want to use "spi", not
"spi_flash".

Enable the new bootdev on sandbox.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
2023-01-17 10:48:03 -07:00
committed by Tom Rini
parent 081bdc52c1
commit 0c1f4a9fb1
10 changed files with 144 additions and 10 deletions
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10
boot/bootdev-uclass.c
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@@ -375,8 +375,14 @@ static int label_to_uclass(const char *label, int *seqp)
log_debug("find %s: seq=%d, id=%d/%s\n", label, seq, id,
uclass_get_name(id));
if (id == UCLASS_INVALID) {
log_warning("Unknown uclass '%s' in label\n", label);
return -EINVAL;
/* try some special cases */
if (IS_ENABLED(CONFIG_BOOTDEV_SPI_FLASH) &&
!strncmp("spi", label, len)) {
id = UCLASS_SPI_FLASH;
} else {
log_warning("Unknown uclass '%s' in label\n", label);
return -EINVAL;
}
}
if (id == UCLASS_USB)
id = UCLASS_MASS_STORAGE;