[PATCH 2/2] arm64: dts: meson-sm1: add cpu thermal nodes

From: Neil Armstrong
Date: Tue May 12 2020 - 05:39:31 EST


Add thermal nodes for the Amlogic SM1 SoCs based on the G12A and G12B
thermal nodes.

Signed-off-by: Neil Armstrong <narmstrong@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/amlogic/meson-sm1.dtsi | 24 ++++++++++++++++++++++
1 file changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi
index d4ec735fb1a5..71317f5aada1 100644
--- a/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-sm1.dtsi
@@ -56,6 +56,7 @@
reg = <0x0 0x0>;
enable-method = "psci";
next-level-cache = <&l2>;
+ #cooling-cells = <2>;
};

cpu1: cpu@1 {
@@ -64,6 +65,7 @@
reg = <0x0 0x1>;
enable-method = "psci";
next-level-cache = <&l2>;
+ #cooling-cells = <2>;
};

cpu2: cpu@2 {
@@ -72,6 +74,7 @@
reg = <0x0 0x2>;
enable-method = "psci";
next-level-cache = <&l2>;
+ #cooling-cells = <2>;
};

cpu3: cpu@3 {
@@ -80,6 +83,7 @@
reg = <0x0 0x3>;
enable-method = "psci";
next-level-cache = <&l2>;
+ #cooling-cells = <2>;
};

l2: l2-cache0 {
@@ -466,6 +470,26 @@
compatible = "amlogic,sm1-clkc";
};

+&cpu_thermal {
+ cooling-maps {
+ map0 {
+ trip = <&cpu_passive>;
+ 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>;
+ };
+
+ map1 {
+ trip = <&cpu_hot>;
+ 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>;
+ };
+ };
+};
+
&ethmac {
power-domains = <&pwrc PWRC_SM1_ETH_ID>;
};
--
2.22.0