build/patch/kernel/archive/meson64-5.10/0081-FROMLIST-arm64-dts-meson-gxl-s905x-khadas-vim-add-th.patch

94 lines
2.2 KiB
Diff

From 8ab1155a0723c02a717267e34ae823f118f40e53 Mon Sep 17 00:00:00 2001
From: Christian Hewitt <christianshewitt@gmail.com>
Date: Fri, 21 Feb 2020 05:28:24 +0000
Subject: [PATCH 081/101] FROMLIST: arm64: dts: meson: gxl-s905x-khadas-vim:
add thermal zones
Add thermal zones to the VIM1 board so that a cooling fan can be driven
using the i2c interface. Zone config is copied from the VIM2.
Suggested-by: Nick Xie <nick@khadas.com>
Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
---
.../amlogic/meson-gxl-s905x-khadas-vim.dts | 50 +++++++++++++++++++
1 file changed, 50 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts
index 440bc23c7342..2c198c4212b2 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts
@@ -6,6 +6,7 @@
/dts-v1/;
#include <dt-bindings/input/input.h>
+#include <dt-bindings/thermal/thermal.h>
#include "meson-gxl-s905x-p212.dtsi"
@@ -63,6 +64,39 @@
};
};
};
+
+ thermal-zones {
+ cpu-thermal {
+ polling-delay-passive = <250>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+
+ thermal-sensors = <&scpi_sensors 0>;
+
+ trips {
+ cpu_alert0: cpu-alert0 {
+ temperature = <70000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "active";
+ };
+
+ cpu_alert1: cpu-alert1 {
+ temperature = <80000>; /* millicelsius */
+ hysteresis = <2000>; /* millicelsius */
+ type = "passive";
+ };
+ };
+
+ cooling-maps {
+ map0 {
+ trip = <&cpu_alert1>;
+ cooling-device = <&cpu0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu1 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>,
+ <&cpu3 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ };
+ };
+ };
+ };
};
&cec_AO {
@@ -72,6 +106,22 @@
hdmi-phandle = <&hdmi_tx>;
};
+&cpu0 {
+ #cooling-cells = <2>;
+};
+
+&cpu1 {
+ #cooling-cells = <2>;
+};
+
+&cpu2 {
+ #cooling-cells = <2>;
+};
+
+&cpu3 {
+ #cooling-cells = <2>;
+};
+
&hdmi_tx {
status = "okay";
pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
--
2.17.1