MEMREAD is a new ioctl for MTD character devices that was first included
in Linux 6.1. It allows userspace applications to use the Linux
kernel's OOB autoplacement mechanism while reading data from NAND
devices. The Yafut tool needs this ioctl to do its job.
Signed-off-by: Michał Kępień <openwrt@kempniu.pl>
Newer MediaTek's SoCs need SPI calibration routines for SPI to work
reliably. Import patches for that from MediaTek's SDK.
Signed-off-by: Daniel Golle <daniel@makrotopia.org>