sysfs-driver-ge-achc

 1What:		/sys/bus/spi/<dev>/update_firmware
 2Date:		Jul 2021
 3Contact:	sebastian.reichel@collabora.com
 4Description:	Write 1 to this file to update the ACHC microcontroller
 5		firmware via the EzPort interface. For this the kernel
 6		will load "achc.bin" via the firmware API (so usually
 7		from /lib/firmware). The write will block until the FW
 8		has either been flashed successfully or an error occurred.
 9
10What:		/sys/bus/spi/<dev>/reset
11Date:		Jul 2021
12Contact:	sebastian.reichel@collabora.com
13Description:	This file represents the microcontroller's reset line.
14                1 means the reset line is asserted, 0 means it's not
15		asserted. The file is read and writable.