littlefs
littlefs is a little fail-safe filesystem designed for microcontrollers.
Detailed introduction: https://github.com/littlefs-project/littlefs
Usage
Enable LV_USE_FS_LITTLEFS and define a :c:macro`LV_FS_LITTLEFS_LETTER` in lv_conf.h.
When enabled lv_littlefs_set_handler can be used to set up a mount point.