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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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12
boot/bootflow.c
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@ -440,6 +440,18 @@ int bootflow_iter_check_blk(const struct bootflow_iter *iter)
return -ENOTSUPP;
}
int bootflow_iter_check_sf(const struct bootflow_iter *iter)
{
const struct udevice *media = dev_get_parent(iter->dev);
enum uclass_id id = device_get_uclass_id(media);
log_debug("uclass %d: %s\n", id, uclass_get_name(id));
if (id == UCLASS_SPI_FLASH)
return 0;
return -ENOTSUPP;
}
int bootflow_iter_check_net(const struct bootflow_iter *iter)
{
const struct udevice *media = dev_get_parent(iter->dev);