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Commit 8c76a638 authored by Lina Iyer's avatar Lina Iyer Committed by Olof Johansson
Browse files

ARM: dts: qcom: Add power-controller device node for 8074 Krait CPUs 



Each Krait CPU in the QCOM 8074/8974 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: default avatarLina Iyer <lina.iyer@linaro.org>
Reviewed-by: default avatarStephen Boyd <sboyd@codeaurora.org>
Signed-off-by: default avatarKumar Gala <galak@codeaurora.org>
Signed-off-by: default avatarOlof Johansson <olof@lixom.net>
parent 52cd8451

arch/arm/boot/dts/qcom-msm8974.dtsi

+25 −1
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ 
			reg = <0>;

			next-level-cache = <&L2>;

			qcom,acc = <&acc0>;

			qcom,saw = <&saw0>;

		};



		cpu@1 {
@@ -30,6 +31,7 @@ 
			reg = <1>;

			next-level-cache = <&L2>;

			qcom,acc = <&acc1>;

			qcom,saw = <&saw1>;

		};



		cpu@2 {
@@ -39,6 +41,7 @@ 
			reg = <2>;

			next-level-cache = <&L2>;

			qcom,acc = <&acc2>;

			qcom,saw = <&saw2>;

		};



		cpu@3 {
@@ -48,6 +51,7 @@ 
			reg = <3>;

			next-level-cache = <&L2>;

			qcom,acc = <&acc3>;

			qcom,saw = <&saw3>;

		};



		L2: l2-cache {
@@ -144,7 +148,27 @@ 
			};

		};



		saw_l2: regulator@f9012000 {

		saw0: power-controller@f9089000 {

			compatible = "qcom,msm8974-saw2-v2.1-cpu", "qcom,saw2";

			reg = <0xf9089000 0x1000>, <0xf9009000 0x1000>;

		};



		saw1: power-controller@f9099000 {

			compatible = "qcom,msm8974-saw2-v2.1-cpu", "qcom,saw2";

			reg = <0xf9099000 0x1000>, <0xf9009000 0x1000>;

		};



		saw2: power-controller@f90a9000 {

			compatible = "qcom,msm8974-saw2-v2.1-cpu", "qcom,saw2";

			reg = <0xf90a9000 0x1000>, <0xf9009000 0x1000>;

		};



		saw3: power-controller@f90b9000 {

			compatible = "qcom,msm8974-saw2-v2.1-cpu", "qcom,saw2";

			reg = <0xf90b9000 0x1000>, <0xf9009000 0x1000>;

		};



		saw_l2: power-controller@f9012000 {

			compatible = "qcom,saw2";

			reg = <0xf9012000 0x1000>;

			regulator;