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linux/Documentation/ABI/testing/sysfs-driver-ge-achc
Daniel Baumann 79d69e5050
Adding upstream version 6.12.33.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 12:14:28 +02:00

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