[PATCH 3/6] ARM:dts exynos5422 Update the thermal sensor for tmu_cpu0
Anand Moon
linux.amoon at gmail.com
Thu Mar 26 09:39:12 PDT 2015
Move the registration of thermal sensors for tmu_cpu0 from exynos5420.dtsi
to exynos5-cpu-thermal.dtsi, to avoid duplicate registration of the sensors.
Tested on OdroidXU3 board.
Signed-off-by: Anand Moon <linux.amoon at gmail.com>
---
arch/arm/boot/dts/exynos5-cpu-thermal.dtsi | 58 ++++++++++++++++++++++++++++++
arch/arm/boot/dts/exynos5420.dtsi | 4 ---
arch/arm/boot/dts/exynos5422-odroidxu3.dts | 1 +
3 files changed, 59 insertions(+), 4 deletions(-)
create mode 100644 arch/arm/boot/dts/exynos5-cpu-thermal.dtsi
diff --git a/arch/arm/boot/dts/exynos5-cpu-thermal.dtsi b/arch/arm/boot/dts/exynos5-cpu-thermal.dtsi
new file mode 100644
index 0000000..8fede70
--- /dev/null
+++ b/arch/arm/boot/dts/exynos5-cpu-thermal.dtsi
@@ -0,0 +1,58 @@
+/*
+ * Device tree sources for Exynos5 thermal zone
+ *
+ * Copyright (c) 2014 Lukasz Majewski <l.majewski at samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <dt-bindings/thermal/thermal.h>
+
+/ {
+ thermal-zones {
+ cpu0_thermal: cpu0-thermal {
+ thermal-sensors = <&tmu_cpu0>;
+ polling-delay-passive = <0>;
+ polling-delay = <0>;
+ trips {
+ cpu_alert0: cpu-alert-0 {
+ temperature = <48000>; /* ms */
+ hysteresis = <3000>; /* ms */
+ type = "active";
+ };
+ cpu_alert1: cpu-alert-1 {
+ temperature = <53000>; /* ms */
+ hysteresis = <3000>; /* ms */
+ type = "active";
+ };
+ cpu_alert2: cpu-alert-2 {
+ temperature = <59000>; /* ms */
+ hysteresis = <3000>; /* ms */
+ type = "active";
+ };
+ cpu_crit0: cpu-crit-0 {
+ temperature = <75000>; /* ms */
+ hysteresis = <0>; /* ms */
+ type = "critical";
+ };
+ };
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert0>;
+ cooling-device = <&fan0 0 1>;
+ };
+ map1 {
+ trip = <&cpu_alert1>;
+ cooling-device = <&fan0 1 2>;
+ };
+ map2 {
+ trip = <&cpu_alert2>;
+ cooling-device = <&fan0 2 3>;
+ };
+ };
+ };
+ };
+};
diff --git a/arch/arm/boot/dts/exynos5420.dtsi b/arch/arm/boot/dts/exynos5420.dtsi
index 6b49f3c..eb0f16c 100644
--- a/arch/arm/boot/dts/exynos5420.dtsi
+++ b/arch/arm/boot/dts/exynos5420.dtsi
@@ -827,10 +827,6 @@
};
thermal-zones {
- cpu0_thermal: cpu0-thermal {
- thermal-sensors = <&tmu_cpu0>;
- #include "exynos5420-trip-points.dtsi"
- };
cpu1_thermal: cpu1-thermal {
thermal-sensors = <&tmu_cpu1>;
#include "exynos5420-trip-points.dtsi"
diff --git a/arch/arm/boot/dts/exynos5422-odroidxu3.dts b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
index eaec006..c8b3e3e 100644
--- a/arch/arm/boot/dts/exynos5422-odroidxu3.dts
+++ b/arch/arm/boot/dts/exynos5422-odroidxu3.dts
@@ -12,6 +12,7 @@
/dts-v1/;
#include "exynos5800.dtsi"
+#include "exynos5-cpu-thermal.dtsi"
/ {
model = "Hardkernel Odroid XU3";
--
1.9.1
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