From: Linh Phung <linh.phung.jy@xxxxxxxxxxx>
Add support for 3 TSC nodes of thermal. The 4th node is for the control
domain and not for Linux.
Signed-off-by: Linh Phung <linh.phung.jy@xxxxxxxxxxx>
[wsa: rebased, fixed resource size, removed unused 4th node breaking probe]
Signed-off-by: Wolfram Sang <wsa@xxxxxxxxxx>
---
Works fine on my Spider board and allowed me to disconnect the fan :)
arch/arm64/boot/dts/renesas/r8a779f0.dtsi | 56 +++++++++++++++++++++++
1 file changed, 56 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
index df46fb87cffc..d89064f86d85 100644
--- a/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779f0.dtsi
@@ -157,6 +157,18 @@ sysc: system-controller@e6180000 {
#power-domain-cells = <1>;
};
+ tsc: thermal@e6198000 {
+ compatible = "renesas,r8a779f0-thermal";
+ /* The 4th sensor is in control domain and not for Linux */
+ reg = <0 0xe6198000 0 0x200>,
+ <0 0xe61a0000 0 0x200>,
+ <0 0xe61a8000 0 0x200>;
+ clocks = <&cpg CPG_MOD 919>;
+ power-domains = <&sysc R8A779F0_PD_ALWAYS_ON>;
+ resets = <&cpg 919>;
+ #thermal-sensor-cells = <1>;
+ };
+
i2c0: i2c@e6500000 {
compatible = "renesas,i2c-r8a779f0",
"renesas,rcar-gen4-i2c";
@@ -360,6 +372,50 @@ prr: chipid@fff00044 {
};
};
+ thermal-zones {
+ sensor_thermal1: sensor-thermal1 {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+ thermal-sensors = <&tsc 0>;
+
+ trips {
+ sensor1_crit: sensor1-crit {
+ temperature = <120000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+ };
+ };
+
+ sensor_thermal2: sensor-thermal2 {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+ thermal-sensors = <&tsc 1>;
+
+ trips {
+ sensor2_crit: sensor2-crit {
+ temperature = <120000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+ };
+ };
+
+ sensor_thermal3: sensor-thermal3 {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+ thermal-sensors = <&tsc 2>;
+
+ trips {
+ sensor3_crit: sensor3-crit {
+ temperature = <120000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+ };
+ };
+ };
+
timer {
compatible = "arm,armv8-timer";
interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(1) | IRQ_TYPE_LEVEL_LOW)>,
--
2.35.1
