xref: /linux/Documentation/ABI/testing/sysfs-bus-intel_th-devices-pti (revision e5451c8f8330e03ad3cfa16048b4daf961af434f)
1*14cdbf04SAlexander ShishkinWhat:		/sys/bus/intel_th/devices/<intel_th_id>-pti/mode
2*14cdbf04SAlexander ShishkinDate:		June 2015
3*14cdbf04SAlexander ShishkinKernelVersion:	4.3
4*14cdbf04SAlexander ShishkinContact:	Alexander Shishkin <alexander.shishkin@linux.intel.com>
5*14cdbf04SAlexander ShishkinDescription:	(RW) Configure PTI output width. Currently supported values
6*14cdbf04SAlexander Shishkin		are 4, 8, 12, 16.
7*14cdbf04SAlexander Shishkin
8*14cdbf04SAlexander ShishkinWhat:		/sys/bus/intel_th/devices/<intel_th_id>-pti/freerunning_clock
9*14cdbf04SAlexander ShishkinDate:		June 2015
10*14cdbf04SAlexander ShishkinKernelVersion:	4.3
11*14cdbf04SAlexander ShishkinContact:	Alexander Shishkin <alexander.shishkin@linux.intel.com>
12*14cdbf04SAlexander ShishkinDescription:	(RW) 0: PTI trace clock acts as a strobe which only toggles
13*14cdbf04SAlexander Shishkin		when there is trace data to send. 1: PTI trace clock is a
14*14cdbf04SAlexander Shishkin		free-running clock.
15*14cdbf04SAlexander Shishkin
16*14cdbf04SAlexander ShishkinWhat:		/sys/bus/intel_th/devices/<intel_th_id>-pti/clock_divider
17*14cdbf04SAlexander ShishkinDate:		June 2015
18*14cdbf04SAlexander ShishkinKernelVersion:	4.3
19*14cdbf04SAlexander ShishkinContact:	Alexander Shishkin <alexander.shishkin@linux.intel.com>
20*14cdbf04SAlexander ShishkinDescription:	(RW) Configure PTI port clock divider:
21*14cdbf04SAlexander Shishkin		 - 0: Intel TH clock rate,
22*14cdbf04SAlexander Shishkin		 - 1: 1/2 Intel TH clock rate,
23*14cdbf04SAlexander Shishkin		 - 2: 1/4 Intel TH clock rate,
24*14cdbf04SAlexander Shishkin		 - 3: 1/8 Intel TH clock rate.
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