2021-07-27 07:43:17

by Yassine Oudjana

[permalink] [raw]
Subject: [PATCH] arm64: dts: qcom: msm8996: Add CPU cooling support

Add second trip points and cooling maps for all CPUs.

Signed-off-by: Yassine Oudjana <[email protected]>
---
arch/arm64/boot/dts/qcom/msm8996.dtsi | 84 +++++++++++++++++++++++++--
1 file changed, 80 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/msm8996.dtsi b/arch/arm64/boot/dts/qcom/msm8996.dtsi
index bfd0acfcce7e..0327e6f19fcb 100644
--- a/arch/arm64/boot/dts/qcom/msm8996.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8996.dtsi
@@ -3591,7 +3591,13 @@ cpu0-thermal {

trips {
cpu0_alert0: trip-point0 {
- temperature = <75000>;
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu0_alert1: trip-point1 {
+ temperature = <90000>;
hysteresis = <2000>;
type = "passive";
};
@@ -3602,6 +3608,19 @@ cpu0_crit: cpu_crit {
type = "critical";
};
};
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu0_alert0>;
+ cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ map1 {
+ trip = <&cpu0_alert1>;
+ cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
};

cpu1-thermal {
@@ -3612,7 +3631,13 @@ cpu1-thermal {

trips {
cpu1_alert0: trip-point0 {
- temperature = <75000>;
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu1_alert1: trip-point1 {
+ temperature = <90000>;
hysteresis = <2000>;
type = "passive";
};
@@ -3623,6 +3648,19 @@ cpu1_crit: cpu_crit {
type = "critical";
};
};
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu1_alert0>;
+ cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ map1 {
+ trip = <&cpu1_alert1>;
+ cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
};

cpu2-thermal {
@@ -3633,7 +3671,13 @@ cpu2-thermal {

trips {
cpu2_alert0: trip-point0 {
- temperature = <75000>;
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu2_alert1: trip-point1 {
+ temperature = <90000>;
hysteresis = <2000>;
type = "passive";
};
@@ -3644,6 +3688,19 @@ cpu2_crit: cpu_crit {
type = "critical";
};
};
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu2_alert0>;
+ cooling-device = <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ map1 {
+ trip = <&cpu2_alert1>;
+ cooling-device = <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
};

cpu3-thermal {
@@ -3654,7 +3711,13 @@ cpu3-thermal {

trips {
cpu3_alert0: trip-point0 {
- temperature = <75000>;
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+
+ cpu3_alert1: trip-point1 {
+ temperature = <90000>;
hysteresis = <2000>;
type = "passive";
};
@@ -3665,6 +3728,19 @@ cpu3_crit: cpu_crit {
type = "critical";
};
};
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu3_alert0>;
+ cooling-device = <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ map1 {
+ trip = <&cpu3_alert1>;
+ cooling-device = <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
};

gpu-thermal-top {
--
2.32.0