Add Support to Field Firmware Update (FFU) for eMMC v5.0 and up devices. The code implemented according to JEDEC eMMC spec - JESD84-B50.pdf http://www.jedec.org/standards-documents/technology-focus-areas/flash-memory-ssds-ufs-emmc/e-mmc The FFU code in driver should be called by the IOCTL interface. FFU code is divided to two logical parts: 1. FFU Download firmware - transfer FW Image data to the eMMC device 2. FFU install - Complete new FW installation. Implemented according to MODE_OPERATION_CODES field in EXT_CSD register: a. Host sets FFU_INSTALL or b. Host set MODE_CONFIG to normal and send card_init
Signed-off-by: Avi Shchislowski <avi.shchislow...@sandisk.com> Signed-off-by: Alex Lemberg <alex.lemb...@sandisk.com> drivers/mmc/card/Kconfig | 8 + drivers/mmc/card/Makefile | 1 + drivers/mmc/card/block.c | 12 + drivers/mmc/card/ffu.c | 605 +++++++++++++++++++++++++++++++++++++++++++++ include/linux/mmc/ffu.h | 63 +++++ include/linux/mmc/mmc.h | 9 + 6 files changed, 698 insertions(+), 0 deletions(-) create mode 100644 drivers/mmc/card/ffu.c create mode 100644 include/linux/mmc/ffu.h -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
