[PATCH 3/3] arm64: dts: renesas: r9a07g054: Add TSU node

From: Lad Prabhakar
Date: Tue Mar 08 2022 - 17:33:59 EST


Add TSU and thermal-zones nodes to RZ/V2L (R9A07G054) SoC DTSI.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
Reviewed-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/renesas/r9a07g054.dtsi | 41 ++++++++++++++++++++++
1 file changed, 41 insertions(+)

diff --git a/arch/arm64/boot/dts/renesas/r9a07g054.dtsi b/arch/arm64/boot/dts/renesas/r9a07g054.dtsi
index bdf0a104e82c..f35aa0311e9c 100644
--- a/arch/arm64/boot/dts/renesas/r9a07g054.dtsi
+++ b/arch/arm64/boot/dts/renesas/r9a07g054.dtsi
@@ -589,6 +589,16 @@
};
};

+ tsu: thermal@10059400 {
+ compatible = "renesas,r9a07g054-tsu",
+ "renesas,rzg2l-tsu";
+ reg = <0 0x10059400 0 0x400>;
+ clocks = <&cpg CPG_MOD R9A07G054_TSU_PCLK>;
+ resets = <&cpg R9A07G054_TSU_PRESETN>;
+ power-domains = <&cpg>;
+ #thermal-sensor-cells = <1>;
+ };
+
sbc: spi@10060000 {
compatible = "renesas,r9a07g054-rpc-if",
"renesas,rzg2l-rpc-if";
@@ -974,6 +984,37 @@
};
};

+ thermal-zones {
+ cpu-thermal {
+ polling-delay-passive = <250>;
+ polling-delay = <1000>;
+ thermal-sensors = <&tsu 0>;
+ sustainable-power = <717>;
+
+ cooling-maps {
+ map0 {
+ trip = <&target>;
+ cooling-device = <&cpu0 0 2>;
+ contribution = <1024>;
+ };
+ };
+
+ trips {
+ sensor_crit: sensor-crit {
+ temperature = <125000>;
+ hysteresis = <1000>;
+ type = "critical";
+ };
+
+ target: trip-point {
+ temperature = <100000>;
+ hysteresis = <1000>;
+ type = "passive";
+ };
+ };
+ };
+ };
+
timer {
compatible = "arm,armv8-timer";
interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,
--
2.17.1