these patches improve the existing SPI NOR flash protection features by enabling hardware write protection where applicable, by fixing bugs, and by providing more information on the status of protection. this shall make using the protection feature more user-friendly and help meeting user expectations.
Bernhard Kirchen (7): command sf: help text format sf protect: warn about failed (un)lock operation SST26* locking: need to enable write write WPEN bit for SST26* devices when locking sf protect (un)lock for SST26*: test BPR values fix sst26_process_bpr check provide "sf protect check" command
cmd/sf.c | 74 ++++++++----- drivers/mtd/spi/spi-nor-core.c | 186 ++++++++++++++++++++++++++++----- include/linux/mtd/spi-nor.h | 18 +++- include/spi_flash.h | 8 ++ 4 files changed, 232 insertions(+), 54 deletions(-)