Patchwork [21/34] ARM: dts: r8a7744: Add thermal device to DT

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Submitter Simon Horman
Date Dec. 6, 2018, 9:58 p.m.
Message ID <ef9d757c06e9b0258b10fcb19c3be2d8cbbc0a30.1544125558.git.horms+renesas@verge.net.au>
Download mbox | patch
Permalink /patch/674669/
State New
Headers show

Comments

Simon Horman - Dec. 6, 2018, 9:58 p.m.
From: Biju Das <biju.das@bp.renesas.com>

This patch instantiates the thermal sensor module with thermal-zone
support.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
---
 arch/arm/boot/dts/r8a7744.dtsi | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

Patch

diff --git a/arch/arm/boot/dts/r8a7744.dtsi b/arch/arm/boot/dts/r8a7744.dtsi
index 91096c36dcac..937c800b2415 100644
--- a/arch/arm/boot/dts/r8a7744.dtsi
+++ b/arch/arm/boot/dts/r8a7744.dtsi
@@ -317,6 +317,17 @@ 
 			resets = <&cpg 407>;
 		};
 
+		thermal: thermal@e61f0000 {
+			compatible = "renesas,thermal-r8a7744",
+				     "renesas,rcar-gen2-thermal";
+			reg = <0 0xe61f0000 0 0x10>, <0 0xe61f0100 0 0x38>;
+			interrupts = <GIC_SPI 69 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cpg CPG_MOD 522>;
+			power-domains = <&sysc R8A7744_PD_ALWAYS_ON>;
+			resets = <&cpg 522>;
+			#thermal-sensor-cells = <0>;
+		};
+
 		icram0:	sram@e63a0000 {
 			compatible = "mmio-sram";
 			reg = <0 0xe63a0000 0 0x12000>;
@@ -1351,6 +1362,26 @@ 
 		};
 	};
 
+	thermal-zones {
+		cpu_thermal: cpu-thermal {
+			polling-delay-passive = <0>;
+			polling-delay = <0>;
+
+			thermal-sensors = <&thermal>;
+
+			trips {
+				cpu-crit {
+					temperature = <95000>;
+					hysteresis = <0>;
+					type = "critical";
+				};
+			};
+
+			cooling-maps {
+			};
+		};
+	};
+
 	timer {
 		compatible = "arm,armv7-timer";
 		interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(2) | IRQ_TYPE_LEVEL_LOW)>,