[2/4] arm64: dts: renesas: r8a774b1: Add RZ/G2N thermal support
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Message ID 1569250648-33857-3-git-send-email-biju.das@bp.renesas.com
State Mainlined
Commit 95b3547f27a60eb63c0c658072b8cdb09979218c
Delegated to: Geert Uytterhoeven
Headers show
Series
  • Add RZ/G2N OPP/Thermal/CMT/TMU support
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Commit Message

Biju Das Sept. 23, 2019, 2:57 p.m. UTC
Add thermal support for R8A774B1 (RZ/G2N) SoC.

Based on the work done for r8a77965 SoC.

Signed-off-by: Biju Das <biju.das@bp.renesas.com>
---
 arch/arm64/boot/dts/renesas/r8a774b1.dtsi | 74 +++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)

Comments

Geert Uytterhoeven Oct. 9, 2019, 12:07 p.m. UTC | #1
On Mon, Sep 23, 2019 at 4:57 PM Biju Das <biju.das@bp.renesas.com> wrote:
> Add thermal support for R8A774B1 (RZ/G2N) SoC.
>
> Based on the work done for r8a77965 SoC.
>
> Signed-off-by: Biju Das <biju.das@bp.renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v5.5.

Gr{oetje,eeting}s,

                        Geert

Patch
diff mbox series

diff --git a/arch/arm64/boot/dts/renesas/r8a774b1.dtsi b/arch/arm64/boot/dts/renesas/r8a774b1.dtsi
index 398bf38..2b5dfd0f 100644
--- a/arch/arm64/boot/dts/renesas/r8a774b1.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a774b1.dtsi
@@ -301,6 +301,20 @@ 
 			#power-domain-cells = <1>;
 		};
 
+		tsc: thermal@e6198000 {
+			compatible = "renesas,r8a774b1-thermal";
+			reg = <0 0xe6198000 0 0x100>,
+			      <0 0xe61a0000 0 0x100>,
+			      <0 0xe61a8000 0 0x100>;
+			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 R8A774B1_PD_ALWAYS_ON>;
+			resets = <&cpg 522>;
+			#thermal-sensor-cells = <1>;
+		};
+
 		i2c4: i2c@e66d8000 {
 			#address-cells = <1>;
 			#size-cells = <0>;
@@ -832,6 +846,66 @@ 
 		};
 	};
 
+	thermal-zones {
+		sensor_thermal1: sensor-thermal1 {
+			polling-delay-passive = <250>;
+			polling-delay = <1000>;
+			thermal-sensors = <&tsc 0>;
+			sustainable-power = <2439>;
+
+			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>;
+			sustainable-power = <2439>;
+
+			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>;
+			sustainable-power = <2439>;
+
+			cooling-maps {
+				map0 {
+					trip = <&target>;
+					cooling-device = <&a57_0 0 2>;
+					contribution = <1024>;
+				};
+			};
+			trips {
+				target: trip-point1 {
+					temperature = <100000>;
+					hysteresis = <1000>;
+					type = "passive";
+				};
+
+				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(2) | IRQ_TYPE_LEVEL_LOW)>,