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Subject[PATCH v2] arm64: dts: msm8916: Add cpu cooling maps
Date
From: Rajendra Nayak <rnayak@codeaurora.org>

Add cpu cooling maps for cpu passive trip points. The cpu cooling
device states are mapped to cpufreq based scaling frequencies.

Signed-off-by: Rajendra Nayak <rnayak@codeaurora.org>
Signed-off-by: Amit Kucheria <amit.kucheria@linaro.org>
---
arch/arm64/boot/dts/qcom/msm8916.dtsi | 19 +++++++++++++++++++
1 file changed, 19 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
index e468277..66b318e 100644
--- a/arch/arm64/boot/dts/qcom/msm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi
@@ -15,6 +15,7 @@
#include <dt-bindings/clock/qcom,gcc-msm8916.h>
#include <dt-bindings/reset/qcom,gcc-msm8916.h>
#include <dt-bindings/clock/qcom,rpmcc.h>
+#include <dt-bindings/thermal/thermal.h>

/ {
model = "Qualcomm Technologies, Inc. MSM8916";
@@ -115,6 +116,7 @@
cpu-idle-states = <&CPU_SPC>;
clocks = <&apcs 0>;
operating-points-v2 = <&cpu_opp_table>;
+ #cooling-cells = <2>;
};

CPU1: cpu@1 {
@@ -126,6 +128,7 @@
cpu-idle-states = <&CPU_SPC>;
clocks = <&apcs 0>;
operating-points-v2 = <&cpu_opp_table>;
+ #cooling-cells = <2>;
};

CPU2: cpu@2 {
@@ -137,6 +140,7 @@
cpu-idle-states = <&CPU_SPC>;
clocks = <&apcs 0>;
operating-points-v2 = <&cpu_opp_table>;
+ #cooling-cells = <2>;
};

CPU3: cpu@3 {
@@ -148,6 +152,7 @@
cpu-idle-states = <&CPU_SPC>;
clocks = <&apcs 0>;
operating-points-v2 = <&cpu_opp_table>;
+ #cooling-cells = <2>;
};

L2_0: l2-cache {
@@ -196,6 +201,13 @@
type = "critical";
};
};
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert0>;
+ cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
};

cpu-thermal1 {
@@ -216,6 +228,13 @@
type = "critical";
};
};
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert1>;
+ cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
};

};
--
2.7.4
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