[PATCH 11/11] ARM: dts: exynos: disable polling in Odroid XU3-related devices

From: Mateusz Majewski
Date: Tue Aug 29 2023 - 05:25:36 EST


After having switched to dynamic trip points, we no longer have a
hardware limit for trip point count and can support as many as we want
without polling.

Signed-off-by: Mateusz Majewski <m.majewski2@xxxxxxxxxxx>
---
.../dts/samsung/exynos5422-odroidxu3-common.dtsi | 16 +++++-----------
1 file changed, 5 insertions(+), 11 deletions(-)

diff --git a/arch/arm/boot/dts/samsung/exynos5422-odroidxu3-common.dtsi b/arch/arm/boot/dts/samsung/exynos5422-odroidxu3-common.dtsi
index b4a851aa8881..4a4c55a4beb3 100644
--- a/arch/arm/boot/dts/samsung/exynos5422-odroidxu3-common.dtsi
+++ b/arch/arm/boot/dts/samsung/exynos5422-odroidxu3-common.dtsi
@@ -55,7 +55,7 @@ fan0: pwm-fan {
thermal-zones {
cpu0_thermal: cpu0-thermal {
thermal-sensors = <&tmu_cpu0>;
- polling-delay-passive = <250>;
+ polling-delay-passive = <0>;
polling-delay = <0>;
trips {
cpu0_alert0: cpu-alert-0 {
@@ -78,12 +78,6 @@ cpu0_crit0: cpu-crit-0 {
hysteresis = <0>; /* millicelsius */
type = "critical";
};
- /*
- * Exynos542x supports only 4 trip-points
- * so for these polling mode is required.
- * Start polling at temperature level of last
- * interrupt-driven trip: cpu0_alert2
- */
cpu0_alert3: cpu-alert-3 {
temperature = <70000>; /* millicelsius */
hysteresis = <10000>; /* millicelsius */
@@ -144,7 +138,7 @@ cpu0_cooling_map4: map4 {
};
cpu1_thermal: cpu1-thermal {
thermal-sensors = <&tmu_cpu1>;
- polling-delay-passive = <250>;
+ polling-delay-passive = <0>;
polling-delay = <0>;
trips {
cpu1_alert0: cpu-alert-0 {
@@ -217,7 +211,7 @@ cpu1_cooling_map4: map4 {
};
cpu2_thermal: cpu2-thermal {
thermal-sensors = <&tmu_cpu2>;
- polling-delay-passive = <250>;
+ polling-delay-passive = <0>;
polling-delay = <0>;
trips {
cpu2_alert0: cpu-alert-0 {
@@ -290,7 +284,7 @@ cpu2_cooling_map4: map4 {
};
cpu3_thermal: cpu3-thermal {
thermal-sensors = <&tmu_cpu3>;
- polling-delay-passive = <250>;
+ polling-delay-passive = <0>;
polling-delay = <0>;
trips {
cpu3_alert0: cpu-alert-0 {
@@ -363,7 +357,7 @@ cpu3_cooling_map4: map4 {
};
gpu_thermal: gpu-thermal {
thermal-sensors = <&tmu_gpu>;
- polling-delay-passive = <250>;
+ polling-delay-passive = <0>;
polling-delay = <0>;
trips {
gpu_alert0: gpu-alert-0 {
--
2.41.0