diff mbox series

[04/20] arm64: dts: renesas: r8a774e1: Add RZ/G2H thermal support

Message ID 1594811350-14066-5-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com (mailing list archive)
State Not Applicable
Headers show
Series Add support for [H]SCIF/TMU/CMT/THS/SDHI/MSIOF/CAN[FD]/I2C/IIC/RWDT on R8A774E1 | expand

Commit Message

Prabhakar July 15, 2020, 11:08 a.m. UTC
From: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>

Add thermal support for R8A774E1 (RZ/G2H) SoC.

Based on the work done for r8a774a1 SoC.

Signed-off-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
---
 arch/arm64/boot/dts/renesas/r8a774e1.dtsi | 81 +++++++++++++++++++++++
 1 file changed, 81 insertions(+)

Comments

Geert Uytterhoeven July 16, 2020, 3:38 p.m. UTC | #1
On Wed, Jul 15, 2020 at 1:09 PM Lad Prabhakar
<prabhakar.mahadev-lad.rj@bp.renesas.com> wrote:
> From: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
>
> Add thermal support for R8A774E1 (RZ/G2H) SoC.
>
> Based on the work done for r8a774a1 SoC.
>
> Signed-off-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
i.e. will queue in renesas-devel for v5.9.

Gr{oetje,eeting}s,

                        Geert


--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/renesas/r8a774e1.dtsi b/arch/arm64/boot/dts/renesas/r8a774e1.dtsi
index 588de69734ef..885b2b03fffc 100644
--- a/arch/arm64/boot/dts/renesas/r8a774e1.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a774e1.dtsi
@@ -442,6 +442,20 @@ 
 			#power-domain-cells = <1>;
 		};
 
+		tsc: thermal@e6198000 {
+			compatible = "renesas,r8a774e1-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 R8A774E1_PD_ALWAYS_ON>;
+			resets = <&cpg 522>;
+			#thermal-sensor-cells = <1>;
+		};
+
 		intc_ex: interrupt-controller@e61c0000 {
 			compatible = "renesas,intc-ex-r8a774b1", "renesas,irqc";
 			#interrupt-cells = <2>;
@@ -1003,6 +1017,73 @@ 
 		};
 	};
 
+	thermal-zones {
+		sensor_thermal1: sensor-thermal1 {
+			polling-delay-passive = <250>;
+			polling-delay = <1000>;
+			thermal-sensors = <&tsc 0>;
+			sustainable-power = <6313>;
+
+			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 = <6313>;
+
+			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 = <6313>;
+
+			trips {
+				target: trip-point1 {
+					temperature = <100000>;
+					hysteresis = <1000>;
+					type = "passive";
+				};
+
+				sensor3_crit: sensor3-crit {
+					temperature = <120000>;
+					hysteresis = <1000>;
+					type = "critical";
+				};
+			};
+
+			cooling-maps {
+				map0 {
+					trip = <&target>;
+					cooling-device = <&a57_0 0 2>;
+					contribution = <1024>;
+				};
+
+				map1 {
+					trip = <&target>;
+					cooling-device = <&a53_0 0 2>;
+					contribution = <1024>;
+				};
+			};
+		};
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts-extended = <&gic GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(8) | IRQ_TYPE_LEVEL_LOW)>,