147 lines
3.8 KiB
Diff
147 lines
3.8 KiB
Diff
From ce866a9b68a21ecde72401bb1ccc82be5981d87f Mon Sep 17 00:00:00 2001
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From: Dongjin Kim <tobetter@gmail.com>
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Date: Wed, 6 May 2020 15:33:45 +0900
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Subject: [PATCH 20/74] ODROID-N2/C4: arm64/dts: add CPU thermal cooling map
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Change-Id: Idddee81e210daef5afb8ca059e8dced40c770cc8
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Signed-off-by: Dongjin Kim <tobetter@gmail.com>
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---
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.../boot/dts/amlogic/meson-g12b-odroid-n2.dts | 30 +++++++++++++++++++
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.../boot/dts/amlogic/meson-sm1-odroid-c4.dts | 23 ++++++++++++++
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2 files changed, 53 insertions(+)
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diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
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index 047e076df661..232f86c6c37d 100644
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--- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
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+++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dtsi
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@@ -292,6 +292,7 @@ &cpu0 {
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operating-points-v2 = <&cpu_opp_table_0>;
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clocks = <&clkc CLKID_CPU_CLK>;
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clock-latency = <50000>;
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+ #cooling-cells = <2>;
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};
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&cpu1 {
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@@ -299,6 +300,7 @@ &cpu1 {
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operating-points-v2 = <&cpu_opp_table_0>;
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clocks = <&clkc CLKID_CPU_CLK>;
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clock-latency = <50000>;
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+ #cooling-cells = <2>;
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};
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&cpu100 {
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@@ -306,6 +308,7 @@ &cpu100 {
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operating-points-v2 = <&cpub_opp_table_1>;
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clocks = <&clkc CLKID_CPUB_CLK>;
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clock-latency = <50000>;
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+ #cooling-cells = <2>;
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};
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&cpu101 {
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@@ -313,6 +316,7 @@ &cpu101 {
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operating-points-v2 = <&cpub_opp_table_1>;
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clocks = <&clkc CLKID_CPUB_CLK>;
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clock-latency = <50000>;
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+ #cooling-cells = <2>;
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};
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&cpu102 {
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@@ -320,6 +324,7 @@ &cpu102 {
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operating-points-v2 = <&cpub_opp_table_1>;
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clocks = <&clkc CLKID_CPUB_CLK>;
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clock-latency = <50000>;
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+ #cooling-cells = <2>;
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};
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&cpu103 {
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@@ -327,6 +332,31 @@ &cpu103 {
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operating-points-v2 = <&cpub_opp_table_1>;
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clocks = <&clkc CLKID_CPUB_CLK>;
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clock-latency = <50000>;
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+ #cooling-cells = <2>;
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+};
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+
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+&cpu_thermal {
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+ trips {
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+ cpu_passive: cpu-passive {
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+ temperature = <70000>; /* millicelsius */
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+ hysteresis = <2000>; /* millicelsius */
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+ type = "passive";
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+ };
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+ };
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+ cooling-maps {
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+ cpufreq_map0 {
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+ trip = <&cpu_passive>;
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+ cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
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+ <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
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+ };
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+ cpufreq_map1 {
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+ trip = <&cpu_passive>;
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+ cooling-device = <&cpu100 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
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+ <&cpu101 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
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+ <&cpu102 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
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+ <&cpu103 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
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+ };
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+ };
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};
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&ext_mdio {
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diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts
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index 8d3523c163c5..831053aa6dff 100644
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--- a/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts
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+++ b/arch/arm64/boot/dts/amlogic/meson-sm1-odroid-c4.dts
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@@ -259,6 +259,7 @@ &cpu0 {
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operating-points-v2 = <&cpu_opp_table>;
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clocks = <&clkc CLKID_CPU_CLK>;
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clock-latency = <50000>;
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+ #cooling-cells = <2>;
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};
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&cpu1 {
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@@ -266,6 +267,7 @@ &cpu1 {
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operating-points-v2 = <&cpu_opp_table>;
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clocks = <&clkc CLKID_CPU1_CLK>;
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clock-latency = <50000>;
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+ #cooling-cells = <2>;
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};
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&cpu2 {
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@@ -273,6 +275,7 @@ &cpu2 {
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operating-points-v2 = <&cpu_opp_table>;
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clocks = <&clkc CLKID_CPU2_CLK>;
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clock-latency = <50000>;
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+ #cooling-cells = <2>;
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};
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&cpu3 {
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@@ -280,6 +283,26 @@ &cpu3 {
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operating-points-v2 = <&cpu_opp_table>;
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clocks = <&clkc CLKID_CPU3_CLK>;
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clock-latency = <50000>;
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+ #cooling-cells = <2>;
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+};
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+
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+&cpu_thermal {
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+ trips {
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+ cpu_passive: cpu-passive {
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+ temperature = <70000>; /* millicelsius */
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+ hysteresis = <2000>; /* millicelsius */
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+ type = "passive";
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+ };
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+ };
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+ cooling-maps {
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+ cpufreq_map0 {
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+ trip = <&cpu_passive>;
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+ cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
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+ <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
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+ <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
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+ <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
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+ };
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+ };
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};
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&ext_mdio {
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--
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2.25.1
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