diff options
| author | Simon Glass <sjg@chromium.org> | 2018-11-06 15:21:41 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2018-11-20 19:14:22 -0700 |
| commit | a58986ca8b53d8c7a441397082f84edc7f47d19f (patch) | |
| tree | c9ec3c59244371d8ad9992a2ba332a7b50d33950 /drivers/mtd/spi/sf_probe.c | |
| parent | f9d49f92f8cdf04a47704519a63368259595c3a0 (diff) | |
| download | u-boot-a58986ca8b53d8c7a441397082f84edc7f47d19f.tar.gz | |
sf: Add a method to obtain the block-protect setting
It is useful to obtain the block-protect setting of the SPI flash, so we
know whether it is fully open or (perhaps partially) write-protected. Add
a method for this. Update the sandbox driver to process this operation and
add a test.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/mtd/spi/sf_probe.c')
| -rw-r--r-- | drivers/mtd/spi/sf_probe.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/mtd/spi/sf_probe.c b/drivers/mtd/spi/sf_probe.c index 94fde2ae7a..5a2e932de8 100644 --- a/drivers/mtd/spi/sf_probe.c +++ b/drivers/mtd/spi/sf_probe.c @@ -124,6 +124,13 @@ static int spi_flash_std_erase(struct udevice *dev, u32 offset, size_t len) return spi_flash_cmd_erase_ops(flash, offset, len); } +static int spi_flash_std_get_sw_write_prot(struct udevice *dev) +{ + struct spi_flash *flash = dev_get_uclass_priv(dev); + + return spi_flash_cmd_get_sw_write_prot(flash); +} + static int spi_flash_std_probe(struct udevice *dev) { struct spi_slave *slave = dev_get_parent_priv(dev); @@ -141,6 +148,7 @@ static const struct dm_spi_flash_ops spi_flash_std_ops = { .read = spi_flash_std_read, .write = spi_flash_std_write, .erase = spi_flash_std_erase, + .get_sw_write_prot = spi_flash_std_get_sw_write_prot, }; static const struct udevice_id spi_flash_std_ids[] = { |