diff mbox series

[6/7] ARM: dts: qcom: msm8226: Hook up CPU cooling

Message ID 20240619-msm8226-cpufreq-v1-6-85143f5291d1@lucaweiss.eu (mailing list archive)
State New
Headers show
Series Add CPU frequency scaling support for MSM8226 | expand

Commit Message

Luca Weiss June 19, 2024, 9:02 p.m. UTC
Add cooling-maps for the CPU thermal zones so the driver can actually do
something when the CPU temperature rises too much.

Signed-off-by: Luca Weiss <luca@lucaweiss.eu>
---
 arch/arm/boot/dts/qcom/qcom-msm8226.dtsi | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

Comments

Dmitry Baryshkov June 20, 2024, 9:25 p.m. UTC | #1
On Wed, Jun 19, 2024 at 11:02:50PM GMT, Luca Weiss wrote:
> Add cooling-maps for the CPU thermal zones so the driver can actually do
> something when the CPU temperature rises too much.
> 
> Signed-off-by: Luca Weiss <luca@lucaweiss.eu>
> ---
>  arch/arm/boot/dts/qcom/qcom-msm8226.dtsi | 25 +++++++++++++++++++++++++
>  1 file changed, 25 insertions(+)
> 

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Konrad Dybcio June 22, 2024, 11:47 a.m. UTC | #2
On 19.06.2024 11:02 PM, Luca Weiss wrote:
> Add cooling-maps for the CPU thermal zones so the driver can actually do
> something when the CPU temperature rises too much.
> 
> Signed-off-by: Luca Weiss <luca@lucaweiss.eu>
> ---

Very cool, thanks

Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>

Konrad
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
index 6e9fbe2e7223..9deee34fc5ca 100644
--- a/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
+++ b/arch/arm/boot/dts/qcom/qcom-msm8226.dtsi
@@ -12,6 +12,7 @@ 
 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/power/qcom-rpmpd.h>
 #include <dt-bindings/reset/qcom,gcc-msm8974.h>
+#include <dt-bindings/thermal/thermal.h>
 
 / {
 	#address-cells = <1>;
@@ -48,6 +49,7 @@  CPU0: cpu@0 {
 			operating-points-v2 = <&cpu_opp_table>;
 			qcom,acc = <&acc0>;
 			qcom,saw = <&saw0>;
+			#cooling-cells = <2>;
 		};
 
 		CPU1: cpu@1 {
@@ -60,6 +62,7 @@  CPU1: cpu@1 {
 			operating-points-v2 = <&cpu_opp_table>;
 			qcom,acc = <&acc1>;
 			qcom,saw = <&saw1>;
+			#cooling-cells = <2>;
 		};
 
 		CPU2: cpu@2 {
@@ -72,6 +75,7 @@  CPU2: cpu@2 {
 			operating-points-v2 = <&cpu_opp_table>;
 			qcom,acc = <&acc2>;
 			qcom,saw = <&saw2>;
+			#cooling-cells = <2>;
 		};
 
 		CPU3: cpu@3 {
@@ -84,6 +88,7 @@  CPU3: cpu@3 {
 			operating-points-v2 = <&cpu_opp_table>;
 			qcom,acc = <&acc3>;
 			qcom,saw = <&saw3>;
+			#cooling-cells = <2>;
 		};
 
 		L2: l2-cache {
@@ -1256,6 +1261,16 @@  cpu0-thermal {
 
 			thermal-sensors = <&tsens 5>;
 
+			cooling-maps {
+				map0 {
+					trip = <&cpu_alert0>;
+					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
+			};
+
 			trips {
 				cpu_alert0: trip0 {
 					temperature = <75000>;
@@ -1277,6 +1292,16 @@  cpu1-thermal {
 
 			thermal-sensors = <&tsens 2>;
 
+			cooling-maps {
+				map0 {
+					trip = <&cpu_alert1>;
+					cooling-device = <&CPU0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+							 <&CPU3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+				};
+			};
+
 			trips {
 				cpu_alert1: trip0 {
 					temperature = <75000>;