xref: /OK3568_Linux_fs/kernel/Documentation/ABI/stable/sysfs-bus-mhi (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunWhat:		/sys/bus/mhi/devices/.../serialnumber
2*4882a593SmuzhiyunDate:		Sept 2020
3*4882a593SmuzhiyunKernelVersion:	5.10
4*4882a593SmuzhiyunContact:	Bhaumik Bhatt <bbhatt@codeaurora.org>
5*4882a593SmuzhiyunDescription:	The file holds the serial number of the client device obtained
6*4882a593Smuzhiyun		using a BHI (Boot Host Interface) register read after at least
7*4882a593Smuzhiyun		one attempt to power up the device has been done. If read
8*4882a593Smuzhiyun		without having the device power on at least once, the file will
9*4882a593Smuzhiyun		read all 0's.
10*4882a593SmuzhiyunUsers:		Any userspace application or clients interested in device info.
11*4882a593Smuzhiyun
12*4882a593SmuzhiyunWhat:		/sys/bus/mhi/devices/.../oem_pk_hash
13*4882a593SmuzhiyunDate:		Sept 2020
14*4882a593SmuzhiyunKernelVersion:	5.10
15*4882a593SmuzhiyunContact:	Bhaumik Bhatt <bbhatt@codeaurora.org>
16*4882a593SmuzhiyunDescription:	The file holds the OEM PK Hash value of the endpoint device
17*4882a593Smuzhiyun		obtained using a BHI (Boot Host Interface) register read after
18*4882a593Smuzhiyun		at least one attempt to power up the device has been done. If
19*4882a593Smuzhiyun		read without having the device power on at least once, the file
20*4882a593Smuzhiyun		will read all 0's.
21*4882a593SmuzhiyunUsers:		Any userspace application or clients interested in device info.
22