Evolution-x-devices/kernel_xiaomi_sm8450-devicetrees
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dt-bindings: devfreq: Add DT bindings to add a stall cycle count event

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This patch adds the DT bindings to specify the event ID needed
to count the stall cycles.

Change-Id: I96fe9582d4aa9ae9a393f0ec7a337eeb6196bb6b
This commit is contained in:
Amir Vajid
2019-01-05 13:05:45 -08:00
parent c08d1289bd
commit 00570822e4
1 changed files with 4 additions and 0 deletions
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4
bindings/devfreq/arm-memlat-mon.txt
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@@ -15,6 +15,9 @@ Optional properties:
Defaults to 0x17 if not specified.
- qcom,inst-ev: The instruction count event that this monitor is supposed to measure.
Defaults to 0x08 if not specified.
- qcom,stall-cycle-ev: The stall cycle count that this monitor is supposed to measure.
Assumes 100% stall if not specified.
Example:
@@ -24,6 +27,7 @@ Example:
qcom,target-dev = <&memlat0>;
qcom,cachemiss-ev = <0x2A>;
qcom,inst-ev = <0x08>;
qcom,stall-cycle-ev = <0xE7>;
qcom,core-dev-table =
< 300000 1525>,
< 499200 3143>,