openwrt/target/linux/bcm27xx/patches-5.4/950-0759-ARM-dts-bcm2711-Enable-thermal.patch
Álvaro Fernández Rojas 77e97abf12 bcm27xx: update to latest patches from RPi foundation
Also removes random module and switches to new bcm2711 thermal driver.
Boot tested on RPi 4B v1.1 4G.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2020-05-28 19:12:43 +02:00

50 lines
1.5 KiB
Diff

From 642811db6c894ee89808764d8240aa2b5b7ed4e0 Mon Sep 17 00:00:00 2001
From: Stefan Wahren <stefan.wahren@i2se.com>
Date: Mon, 13 Jan 2020 19:56:17 +0100
Subject: [PATCH] ARM: dts: bcm2711: Enable thermal
Commit a1d6989bf12b01cd9198e2c31a96678ac9c47415 upstream.
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>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
Link: https://lore.kernel.org/r/1578941778-23321-4-git-send-email-stefan.wahren@i2se.com
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
---
arch/arm/boot/dts/bcm2711.dtsi | 12 ++++++++++++
1 file changed, 12 insertions(+)
--- a/arch/arm/boot/dts/bcm2711.dtsi
+++ b/arch/arm/boot/dts/bcm2711.dtsi
@@ -64,6 +64,17 @@
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>;
@@ -514,6 +525,7 @@
&cpu_thermal {
coefficients = <(-487) 410040>;
+ thermal-sensors = <&thermal>;
};
&dsi0 {