@@ -51,6 +51,7 @@
enable-method = "qcom,arm-cortex-acc";
qcom,acc = <&acc0>;
next-level-cache = <&L2_0>;
+ qcom,saw = <&saw0>;
L2_0: l2-cache {
compatible = "arm,arch-cache";
cache-level = <2>;
@@ -65,6 +66,7 @@
enable-method = "qcom,arm-cortex-acc";
qcom,acc = <&acc1>;
next-level-cache = <&L2_0>;
+ qcom,saw = <&saw1>;
};
CPU2: cpu@2 {
@@ -74,6 +76,7 @@
enable-method = "qcom,arm-cortex-acc";
qcom,acc = <&acc2>;
next-level-cache = <&L2_0>;
+ qcom,saw = <&saw2>;
};
CPU3: cpu@3 {
@@ -83,6 +86,7 @@
enable-method = "qcom,arm-cortex-acc";
qcom,acc = <&acc3>;
next-level-cache = <&L2_0>;
+ qcom,saw = <&saw3>;
};
};
@@ -254,5 +258,25 @@
reg = <0x0b0b8000 0x1000>,
<0x0b008000 0x1000>;
};
+
+ saw0: power-controller@B089000 {
+ compatible = "qcom,msm8916-saw2-v3.0-cpu";
+ reg = <0xB089000 0x1000>, <0xB009000 0x1000>;
+ };
+
+ saw1: power-controller@B099000 {
+ compatible = "qcom,msm8916-saw2-v3.0-cpu";
+ reg = <0xB099000 0x1000>, <0xB009000 0x1000>;
+ };
+
+ saw2: power-controller@B0A9000 {
+ compatible = "qcom,msm8916-saw2-v3.0-cpu";
+ reg = <0xB0A9000 0x1000>, <0xB009000 0x1000>;
+ };
+
+ saw3: power-controller@B0B9000 {
+ compatible = "qcom,msm8916-saw2-v3.0-cpu";
+ reg = <0xB0B9000 0x1000>, <0xB009000 0x1000>;
+ };
};
};
CPUs on the MSM8916 SoC has a power controller for each cpu that aids in regualting power during active and idle usecase. Add SAW device bindings for each cpu and L2. Signed-off-by: Lina Iyer <lina.iyer@linaro.org> --- arch/arm64/boot/dts/qcom/msm8916.dtsi | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+)