Evolution-x-devices/kernel_xiaomi_sm8450-devicetrees
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dt-bindings: devfreq: Add support for BWMON HW version 4

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This patch adds the device tree bindings for BWMON HW version
4.

Change-Id: Ia2fe34086adf1dadb492a47c95860605f616705b
This commit is contained in:
Amir Vajid
2019-01-16 19:04:34 -08:00
parent 08c920458a
commit b9d32f3bde
1 changed files with 5 additions and 3 deletions
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8
bindings/devfreq/bimc-bwmon.txt
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@@ -5,8 +5,8 @@ can be used to measure the bandwidth of read/write traffic from the BIMC
master ports. For example, the CPU subsystem sits on one BIMC master port.
Required properties:
- compatible: Must be "qcom,bimc-bwmon", "qcom,bimc-bwmon2" or
"qcom,bimc-bwmon3"
- compatible: Must be "qcom,bimc-bwmon", "qcom,bimc-bwmon2"
"qcom,bimc-bwmon3" or "qcom,bimc-bwmon4"
- reg: Pairs of physical base addresses and region sizes of
memory mapped registers.
- reg-names: Names of the bases for the above registers. Expected
@@ -14,7 +14,8 @@ Required properties:
- interrupts: Lists the threshold IRQ.
- qcom,mport: The hardware master port that this device can monitor
- qcom,target-dev: The DT device that corresponds to this master port
- qcom,hw-timer-hz: Hardware sampling rate in Hz. This field must be
specified for "qcom,bimc-bwmon4"
Example:
qcom,cpu-bwmon {
compatible = "qcom,bimc-bwmon";
@@ -23,4 +24,5 @@ Example:
interrupts = <0 183 1>;
qcom,mport = <0>;
qcom,target-dev = <&cpubw>;
qcom,hw-timer-hz = <19200000>;
};