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Merge "dt-bindings: devfreq: add support for L3 voting in devfreq_icc"

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qctecmdr 2019-12-16 12:06:01 -08:00 • committed by Gerrit - the friendly Code Review server
commit 4585250a6b
2 changed files with 11 additions and 2 deletions
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2
bindings/devfreq/arm-memlat-mon.txt
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@ -24,6 +24,8 @@ Required properties:
port
- qcom,core-dev-table: A mapping table of core frequency to a required
bandwidth vote at the given core frequency.
A phandle that contains this property may be
provided instead (to share tables across nodes).
- qcom,cachemiss-ev: The cache miss event that this monitor is
supposed to measure. Optional for compute only.
Optional properties:

11
bindings/devfreq/devfreq_icc.txt
View file

@ -6,7 +6,8 @@ device is typically used to vote for BW requirements from a device's (Eg:
CPU, GPU) master port(s) to the slave (Eg: DDR) port(s).
Required properties:
- compatible: Must be "qcom,devfreq-icc" or "qcom,devfreq-icc-ddr" or "qcom,devfreq-icc-llcc"
- compatible: Must be "qcom,devfreq-icc" or "qcom,devfreq-icc-ddr"
or "qcom,devfreq-icc-llcc" or "qcom,devfreq-icc-l3"
- interconnects: Pairs of phandles and interconnect provider specificers
to denote the edge source and destination ports of the
desired interconnect path.
@ -14,7 +15,13 @@ Required properties:
instantaneous bandwidth values (in MB/s) that can be
requested from the device master port to the slave port.
The list of values depend on the supported bus/slave
frequencies and the bus width.
frequencies and the bus width. Required for all devices
except those compatible with "qcom,devfreq-icc-l3".
- reg: Physical base address and region size of the memory
mapped registers containing the device's frequency
table. Required for "qcom,devfreq-icc-l3" devices.
- reg-names: Name used for the above registers. Expected name is
"ftbl-base". Required for "qcom,devfreq-icc-l3" devices.
Optional properties:
- qcom,active-only: Indicates that the bandwidth votes need to be
enforced only when the CPU subsystem is active.