mtd: spi-nor: support lock/unlock/is_locked for Winbond

Many other flash share the same features as ST Micro. I've tested some
Winbond flash, so add them.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Brian Norris 2015-09-01 12:57:14 -07:00
parent 5bf0e69b67
commit 357ca38d47

View File

@ -1215,8 +1215,9 @@ int spi_nor_scan(struct spi_nor *nor, const char *name, enum read_mode mode)
mtd->_erase = spi_nor_erase;
mtd->_read = spi_nor_read;
/* NOR protection support for STmicro/Micron chips */
if (JEDEC_MFR(info) == SNOR_MFR_MICRON) {
/* NOR protection support for STmicro/Micron chips and similar */
if (JEDEC_MFR(info) == SNOR_MFR_MICRON ||
JEDEC_MFR(info) == SNOR_MFR_WINBOND) {
nor->flash_lock = stm_lock;
nor->flash_unlock = stm_unlock;
nor->flash_is_locked = stm_is_locked;