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Message-ID: <20240106222357.23835-1-alchark@gmail.com>
Date: Sun, 7 Jan 2024 02:23:42 +0400
From: Alexey Charkov <alchark@...il.com>
To: Rob Herring <robh+dt@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Conor Dooley <conor+dt@...nel.org>,
Heiko Stuebner <heiko@...ech.de>,
Sebastian Reichel <sebastian.reichel@...labora.com>,
Cristian Ciocaltea <cristian.ciocaltea@...labora.com>,
Christopher Obbard <chris.obbard@...labora.com>,
Tamás Szűcs <szucst@....uni-miskolc.hu>,
Shreeya Patel <shreeya.patel@...labora.com>,
Kever Yang <kever.yang@...k-chips.com>,
Chris Morgan <macromorgan@...mail.com>,
Alexey Charkov <alchark@...il.com>,
devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-rockchip@...ts.infradead.org,
linux-kernel@...r.kernel.org
Subject: [PATCH] arm64: dts: rockchip: enable built-in thermal monitoring on rk3588
Include thermal zones information in device tree for rk3588 variants
and enable the built-in thermal sensing ADC on RADXA Rock 5B
Signed-off-by: Alexey Charkov <alchark@...il.com>
---
.../boot/dts/rockchip/rk3588-rock-5b.dts | 4 +
arch/arm64/boot/dts/rockchip/rk3588s.dtsi | 143 ++++++++++++++++++
2 files changed, 147 insertions(+)
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
index a5a104131403..f9d540000de3 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b.dts
@@ -772,3 +772,7 @@ &usb_host1_ehci {
&usb_host1_ohci {
status = "okay";
};
+
+&tsadc {
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
index 8aa0499f9b03..8235991e3112 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588s.dtsi
@@ -10,6 +10,7 @@
#include <dt-bindings/reset/rockchip,rk3588-cru.h>
#include <dt-bindings/phy/phy.h>
#include <dt-bindings/ata/ahci.h>
+#include <dt-bindings/thermal/thermal.h>
/ {
compatible = "rockchip,rk3588";
@@ -2112,6 +2113,148 @@ tsadc: tsadc@...00000 {
status = "disabled";
};
+ thermal_zones: thermal-zones {
+ soc_thermal: soc-thermal {
+ polling-delay-passive = <20>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+ sustainable-power = <2100>; /* milliwatts */
+
+ thermal-sensors = <&tsadc 0>;
+ trips {
+ threshold: trip-point-0 {
+ temperature = <75000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ target: trip-point-1 {
+ temperature = <85000>;
+ hysteresis = <2000>;
+ type = "passive";
+ };
+ soc_crit: soc-crit {
+ /* millicelsius */
+ temperature = <115000>;
+ /* millicelsius */
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ cooling-maps {
+ map0 {
+ trip = <&target>;
+ cooling-device = <&cpu_l0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ contribution = <1024>;
+ };
+ map1 {
+ trip = <&target>;
+ cooling-device = <&cpu_b0 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ contribution = <1024>;
+ };
+ map2 {
+ trip = <&target>;
+ cooling-device = <&cpu_b2 THERMAL_NO_LIMIT THERMAL_NO_LIMIT>;
+ contribution = <1024>;
+ };
+ };
+ };
+
+ bigcore0_thermal: bigcore0-thermal {
+ polling-delay-passive = <20>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+ thermal-sensors = <&tsadc 1>;
+
+ trips {
+ big0_crit: big0-crit {
+ /* millicelsius */
+ temperature = <115000>;
+ /* millicelsius */
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ bigcore1_thermal: bigcore1-thermal {
+ polling-delay-passive = <20>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+ thermal-sensors = <&tsadc 2>;
+
+ trips {
+ big1_crit: big1-crit {
+ /* millicelsius */
+ temperature = <115000>;
+ /* millicelsius */
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ little_core_thermal: littlecore-thermal {
+ polling-delay-passive = <20>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+ thermal-sensors = <&tsadc 3>;
+
+ trips {
+ little_crit: little-crit {
+ /* millicelsius */
+ temperature = <115000>;
+ /* millicelsius */
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ center_thermal: center-thermal {
+ polling-delay-passive = <20>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+ thermal-sensors = <&tsadc 4>;
+
+ trips {
+ center_crit: center-crit {
+ /* millicelsius */
+ temperature = <115000>;
+ /* millicelsius */
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ gpu_thermal: gpu-thermal {
+ polling-delay-passive = <20>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+ thermal-sensors = <&tsadc 5>;
+
+ trips {
+ gpu_crit: gpu-crit {
+ /* millicelsius */
+ temperature = <115000>;
+ /* millicelsius */
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+
+ npu_thermal: npu-thermal {
+ polling-delay-passive = <20>; /* milliseconds */
+ polling-delay = <1000>; /* milliseconds */
+ thermal-sensors = <&tsadc 6>;
+
+ trips {
+ npu_crit: npu-crit {
+ /* millicelsius */
+ temperature = <115000>;
+ /* millicelsius */
+ hysteresis = <2000>;
+ type = "critical";
+ };
+ };
+ };
+ };
+
saradc: adc@...10000 {
compatible = "rockchip,rk3588-saradc";
reg = <0x0 0xfec10000 0x0 0x10000>;
--
2.43.0
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