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[17/44] arm64: dts: renesas: r8a774c0: Add thermal support

Message ID 6e9dd34eb6b0ffb9e5ff7f18c58193737d24cb37.1548233325.git.horms+renesas@verge.net.au (mailing list archive)
State New, archived
Headers show
Series [GIT,PULL] Renesas ARM64 Based SoC DT Updates for v5.1 | expand

Commit Message

Simon Horman Jan. 24, 2019, 3:12 p.m. UTC 
From: Fabrizio Castro <fabrizio.castro@bp.renesas.com>

This patch adds the thermal device node and the thermal-zones
node to the SoC specific dtsi for the RZ/G2E.

Signed-off-by: Fabrizio Castro <fabrizio.castro@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 arch/arm64/boot/dts/renesas/r8a774c0.dtsi | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/renesas/r8a774c0.dtsi b/arch/arm64/boot/dts/renesas/r8a774c0.dtsi
index 446cab189c10..9532d2960f9c 100644
--- a/arch/arm64/boot/dts/renesas/r8a774c0.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a774c0.dtsi
@@ -255,6 +255,18 @@ 
 			#power-domain-cells = <1>;
 		};
 
+		thermal: thermal@e6190000 {
+			compatible = "renesas,thermal-r8a774c0";
+			reg = <0 0xe6190000 0 0x10>, <0 0xe6190100 0 0x38>;
+			interrupts = <GIC_SPI 67 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 68 IRQ_TYPE_LEVEL_HIGH>,
+				     <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 522>;
+			power-domains = <&sysc R8A774C0_PD_ALWAYS_ON>;
+			resets = <&cpg 522>;
+			#thermal-sensor-cells = <0>;
+		};
+
 		intc_ex: interrupt-controller@e61c0000 {
 			compatible = "renesas,intc-ex-r8a774c0", "renesas,irqc";
 			#interrupt-cells = <2>;
@@ -902,6 +914,25 @@ 
 		};
 	};
 
+	thermal-zones {
+		cpu-thermal {
+			polling-delay-passive = <250>;
+			polling-delay = <1000>;
+			thermal-sensors = <&thermal>;
+
+			trips {
+				cpu-crit {
+					temperature = <120000>;
+					hysteresis = <2000>;
+					type = "critical";
+				};
+			};
+
+			cooling-maps {
+			};
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,