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| author | Lina Iyer <lina.iyer@linaro.org> | 2014-10-24 17:40:18 -0600 |
|---|---|---|
| committer | Andrey Konovalov <andrey.konovalov@linaro.org> | 2015-02-16 14:36:00 +0300 |
| commit | cd90796f9e19dfdf1b1eb746d092aa0704f91ecd (patch) | |
| tree | d5d0a3c9b4ae83a639c6f2b9f2c3037664284c6d | |
| parent | ed6c157d66b0f8994a837d36f186de94d7a337a5 (diff) | |
| download | linux-linaro-tracking-cd90796f9e19dfdf1b1eb746d092aa0704f91ecd.tar.gz | |
arm: dts: qcom: Add power-controller device node for 8974 Krait CPUs
Each Krait CPU in the QCOM 8974 SoC has an SAW power controller to
regulate the power to the cpu and aide the core in entering idle states.
Reference the SAW instance and associate the instance with the CPU core.
Signed-off-by: Lina Iyer <lina.iyer@linaro.org>
| -rw-r--r-- | arch/arm/boot/dts/qcom-msm8974.dtsi | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi index 45ff96d74079..a200883f7fed 100644 --- a/arch/arm/boot/dts/qcom-msm8974.dtsi +++ b/arch/arm/boot/dts/qcom-msm8974.dtsi @@ -24,6 +24,7 @@ clocks = <&kraitcc 0>; clock-names = "cpu"; clock-latency = <100000>; + qcom,saw = <&saw0>; }; cpu1: cpu@1 { @@ -36,6 +37,7 @@ clocks = <&kraitcc 1>; clock-names = "cpu"; clock-latency = <100000>; + qcom,saw = <&saw1>; }; cpu2: cpu@2 { @@ -48,6 +50,7 @@ clocks = <&kraitcc 2>; clock-names = "cpu"; clock-latency = <100000>; + qcom,saw = <&saw2>; }; cpu3: cpu@3 { @@ -60,6 +63,7 @@ clocks = <&kraitcc 3>; clock-names = "cpu"; clock-latency = <100000>; + qcom,saw = <&saw3>; }; L2: l2-cache { @@ -447,7 +451,27 @@ clock-output-names = "hfpll3"; }; - saw_l2: regulator@f9012000 { + saw0: power-controller@f9089000 { + compatible = "qcom,msm8974-saw2-v2.1-cpu"; + reg = <0xf9089000 0x1000>; + }; + + saw1: power-controller@f9099000 { + compatible = "qcom,msm8974-saw2-v2.1-cpu"; + reg = <0xf9099000 0x1000>; + }; + + saw2: power-controller@f90a9000 { + compatible = "qcom,msm8974-saw2-v2.1-cpu"; + reg = <0xf90a9000 0x1000>; + }; + + saw3: power-controller@f90b9000 { + compatible = "qcom,msm8974-saw2-v2.1-cpu"; + reg = <0xf90b9000 0x1000>; + }; + + saw_l2: power-controller@f9012000 { compatible = "qcom,saw2"; reg = <0xf9012000 0x1000>; regulator; |