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dt-bindings: clock: Add qcom,critical-* properties

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Add documentation for the qcom,critical-clocks and qcom,critical-devices
properties.

Change-Id: I3a03164d206644e8be1e0d846730d8183c333b52
This commit is contained in:
Mike Tipton 2021-01-21 10:46:40 -08:00 • committed by Gerrit - the friendly Code Review server
commit a1aba6493a
1 changed files with 24 additions and 0 deletions
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24
bindings/clock/qcom,gcc.txt
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@ -53,6 +53,10 @@ For more details on the TSENS properties please refer
Documentation/devicetree/bindings/thermal/qcom-tsens.txt
- protected-clocks : Protected clock specifier list as per common clock
binding.
- qcom,critical-clocks : List of clock specifiers that should be enabled during
probe and not registered with the clock framework.
- qcom,critical-devices : List of device phandles whose associated clocks
should be enabled during probe and not registered with the clock framework.
Example:
clock-controller@900000 {
@ -87,3 +91,23 @@ Example of GCC with protected-clocks properties:
<GCC_LPASS_Q6_AXI_CLK>,
<GCC_LPASS_SWAY_CLK>;
};
Example of GCC with qcom,critical-clocks properties:
clock-controller@100000 {
compatible = "qcom,waipio-gcc", "syscon";
reg = <0x100000 0x1f4200>;
#clock-cells = <1>;
#reset-cells = <1>;
qcom,critical-clocks = <GCC_QUPV3_WRAP0_S5_CLK>,
<GCC_QUPV3_WRAP_0_M_AHB_CLK>,
<GCC_QUPV3_WRAP_0_S_AHB_CLK>;
};
Example of GCC with qcom,critical-devices properties:
clock-controller@100000 {
compatible = "qcom,waipio-gcc", "syscon";
reg = <0x100000 0x1f4200>;
#clock-cells = <1>;
#reset-cells = <1>;
qcom,critical-devices = <&qupv3_se5_i2c>;
};