arm64: dts: msm8916: Add cpu cooling maps

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>

diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
index 798c62989cce6ed9dbd8386463aa8c9de01ccde8..2da30050ee8182d9d7e9ca467f814583dcc57afd 100644 (file)
--- 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>
 #include <dt-bindings/arm/qcom-ids.h>
 
 / {
@@ -75,6 +76,10 @@
                        clocks = <&a53cc 1>;
                        clock-latency = <200000>;
                        cpu-supply = <&pm8916_s2>;
+                       /* cooling options */
+                       cooling-min-level = <0>;
+                       cooling-max-level = <7>;
+                       #cooling-cells = <2>;
                        L2_0: l2-cache {
                              compatible = "arm,arch-cache";
                              cache-level = <2>;
@@ -92,6 +97,10 @@
                        clocks = <&a53cc 1>;
                        clock-latency = <200000>;
                        cpu-supply = <&pm8916_s2>;
+                       /* cooling options */
+                       cooling-min-level = <0>;
+                       cooling-max-level = <7>;
+                       #cooling-cells = <2>;
                };
 
                CPU2: cpu@2 {
@@ -104,6 +113,10 @@
                        clocks = <&a53cc 1>;
                        clock-latency = <200000>;
                        cpu-supply = <&pm8916_s2>;
+                       /* cooling options */
+                       cooling-min-level = <0>;
+                       cooling-max-level = <7>;
+                       #cooling-cells = <2>;
                };
 
                CPU3: cpu@3 {
@@ -116,6 +129,10 @@
                        clocks = <&a53cc 1>;
                        clock-latency = <200000>;
                        cpu-supply = <&pm8916_s2>;
+                       /* cooling options */
+                       cooling-min-level = <0>;
+                       cooling-max-level = <7>;
+                       #cooling-cells = <2>;
                };
        };
 
@@ -133,16 +150,23 @@
 
                        trips {
                                cpu_alert0: trip@0 {
-                                       temperature = <100000>;
+                                       temperature = <75000>;
                                        hysteresis = <2000>;
                                        type = "passive";
                                };
                                cpu_crit0: trip@1 {
-                                       temperature = <125000>;
+                                       temperature = <95000>;
                                        hysteresis = <2000>;
                                        type = "critical";
                                };
                        };
+
+                       cooling-maps {
+                               map0 {
+                                       trip = <&cpu_alert0>;
+                                       cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+                               };
+                       };
                };
 
                cpu-thermal1 {
@@ -163,6 +187,13 @@
                                        type = "critical";
                                };
                        };
+
+                       cooling-maps {
+                               map0 {
+                                       trip = <&cpu_alert1>;
+                                       cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+                               };
+                       };
                };
        };