mirror_ubuntu-kernels/Documentation/ABI/stable/sysfs-bus-mhi
Jeffrey Hugo 14a2714085 docs: ABI: sysfs-bus-mhi: Update contact info
@codeaurora.org email addresses are no longer valid and will bounce to
sender.  Also, Bhaumik has previously indicated he is no longer interested
in participating in MHI bus discussions.

Update contact info from Bhaumik to the mhi mail list so that mails will
be routed to the MHI maintainers and interested parties.

Signed-off-by: Jeffrey Hugo <quic_jhugo@quicinc.com>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Link: https://lore.kernel.org/r/20230628182346.3855-1-quic_jhugo@quicinc.com
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
2023-08-02 16:51:46 +05:30

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What: /sys/bus/mhi/devices/.../serialnumber
Date: Sept 2020
KernelVersion: 5.10
Contact: mhi@lists.linux.dev
Description: The file holds the serial number of the client device obtained
using a BHI (Boot Host Interface) register read after at least
one attempt to power up the device has been done. If read
without having the device power on at least once, the file will
read all 0's.
Users: Any userspace application or clients interested in device info.
What: /sys/bus/mhi/devices/.../oem_pk_hash
Date: Sept 2020
KernelVersion: 5.10
Contact: mhi@lists.linux.dev
Description: The file holds the OEM PK Hash value of the endpoint device
obtained using a BHI (Boot Host Interface) register read after
at least one attempt to power up the device has been done. If
read without having the device power on at least once, the file
will read all 0's.
Users: Any userspace application or clients interested in device info.
What: /sys/bus/mhi/devices/.../soc_reset
Date: April 2022
KernelVersion: 5.19
Contact: mhi@lists.linux.dev
Description: Initiates a SoC reset on the MHI controller. A SoC reset is
a reset of last resort, and will require a complete re-init.
This can be useful as a method of recovery if the device is
non-responsive, or as a means of loading new firmware as a
system administration task.