diff options
| author | Apurva Nandan <a-nandan@ti.com> | 2023-01-23 23:13:29 +0530 |
|---|---|---|
| committer | Praneeth Bajjuri <praneeth@ti.com> | 2023-01-25 14:10:19 -0600 |
| commit | 341effe314230347f952776b4ac660229613f47a (patch) | |
| tree | 853ccee9c96a1a5e0f8bb0e94e0d6a6a655b6bc0 /drivers | |
| parent | 13e96746ab470bbe7b44cde9b4a548946ff99c10 (diff) | |
spl: mtd: Remove MTD device after loading images
Releasing the flash into proper state, after the loading completes,
is important for the next stage bootloader/kernel to be able to use
the MTD device. This would enable to reset the device for fresh
use by next boot stage.
Signed-off-by: Apurva Nandan <a-nandan@ti.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mtd/mtd-uclass.c | 12 | ||||
| -rw-r--r-- | drivers/mtd/nand/spi/core.c | 11 |
2 files changed, 18 insertions, 5 deletions
diff --git a/drivers/mtd/mtd-uclass.c b/drivers/mtd/mtd-uclass.c index 5418217431..cf749b4a16 100644 --- a/drivers/mtd/mtd-uclass.c +++ b/drivers/mtd/mtd-uclass.c @@ -24,6 +24,18 @@ int mtd_probe(struct udevice *dev) return device_probe(dev); } +/** + * mtd_remove - Remove the device @dev + * + * @dev: U-Boot device to probe + * + * @return 0 on success, an error otherwise. + */ +int mtd_remove(struct mtd_info *mtd) +{ + return device_remove(mtd->dev, DM_REMOVE_NORMAL); +} + /* * Implement a MTD uclass which should include most flash drivers. * The uclass private is pointed to mtd_info. diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c index f3dab39930..0c88310e28 100644 --- a/drivers/mtd/nand/spi/core.c +++ b/drivers/mtd/nand/spi/core.c @@ -1297,26 +1297,25 @@ err_spinand_cleanup: return ret; } -#ifndef __UBOOT__ static int spinand_remove(struct udevice *slave) { - struct spinand_device *spinand; + struct spinand_device *spinand = dev_get_priv(slave); struct mtd_info *mtd; - int ret; - spinand = spi_mem_get_drvdata(slave); mtd = spinand_to_mtd(spinand); free(mtd->name); +#ifndef __UBOOT__ ret = mtd_device_unregister(mtd); if (ret) return ret; - +#endif spinand_cleanup(spinand); return 0; } +#ifndef __UBOOT__ static const struct spi_device_id spinand_ids[] = { { .name = "spi-nand" }, { /* sentinel */ }, @@ -1358,4 +1357,6 @@ U_BOOT_DRIVER(spinand) = { .of_match = spinand_ids, .priv_auto_alloc_size = sizeof(struct spinand_device), .probe = spinand_probe, + .remove = spinand_remove, + .flags = DM_FLAG_OS_PREPARE, }; |