[V5,3/4] ARM: dts: bcm2711: Enable thermal
diff mbox series

Message ID 1578941778-23321-4-git-send-email-stefan.wahren@i2se.com
State Accepted
Delegated to: Daniel Lezcano
Headers show
Series
  • ARM: Enable thermal support for Raspberry Pi 4
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Commit Message

Stefan Wahren Jan. 13, 2020, 6:56 p.m. UTC
This enables thermal for the BCM2711 (used on Raspberry Pi 4) by adding
the AVS monitor and a subnode for the thermal part.

Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
Reviewed-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Tested-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
---
 arch/arm/boot/dts/bcm2711.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

Comments

Florian Fainelli Jan. 13, 2020, 8:13 p.m. UTC | #1
On 1/13/20 10:56 AM, Stefan Wahren wrote:
> This enables thermal for the BCM2711 (used on Raspberry Pi 4) by adding
> the AVS monitor and a subnode for the thermal part.
> 
> Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
> Reviewed-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
> Tested-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>

Patch
diff mbox series

diff --git a/arch/arm/boot/dts/bcm2711.dtsi b/arch/arm/boot/dts/bcm2711.dtsi
index 961bed8..96f341d 100644
--- a/arch/arm/boot/dts/bcm2711.dtsi
+++ b/arch/arm/boot/dts/bcm2711.dtsi
@@ -66,6 +66,17 @@ 
 						 IRQ_TYPE_LEVEL_HIGH)>;
 		};
 
+		avs_monitor: avs-monitor@7d5d2000 {
+			compatible = "brcm,bcm2711-avs-monitor",
+				     "syscon", "simple-mfd";
+			reg = <0x7d5d2000 0xf00>;
+
+			thermal: thermal {
+				compatible = "brcm,bcm2711-thermal";
+				#thermal-sensor-cells = <0>;
+			};
+		};
+
 		dma: dma@7e007000 {
 			compatible = "brcm,bcm2835-dma";
 			reg = <0x7e007000 0xb00>;
@@ -363,6 +374,7 @@ 
 
 &cpu_thermal {
 	coefficients = <(-487) 410040>;
+	thermal-sensors = <&thermal>;
 };
 
 &dsi0 {