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From: Josua Mayer <josua@solid-run.com>
To: Shawn Guo <shawnguo@kernel.org>, Li Yang <leoyang.li@nxp.com>,
	 Rob Herring <robh+dt@kernel.org>,
	 Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	Rob Herring <robh@kernel.org>,
	 Krzysztof Kozlowski <krzk+dt@kernel.org>,
	Frank Li <Frank.Li@nxp.com>,
	 Sascha Hauer <s.hauer@pengutronix.de>,
	 Pengutronix Kernel Team <kernel@pengutronix.de>,
	 Fabio Estevam <festevam@gmail.com>
Cc: Yazan Shhady <yazan.shhady@solid-run.com>,
	 Jon Nettleton <jon@solid-run.com>,
	linux-arm-kernel@lists.infradead.org,
	 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	 imx@lists.linux.dev, Josua Mayer <josua@solid-run.com>
Subject: [PATCH v6 08/10] arm64: dts: lx2160a: add labels to thermal trip-point nodes
Date: Tue, 12 May 2026 16:39:03 +0200	[thread overview]
Message-ID: <20260512-lx2160-pci-v6-8-d0ff72d3c983@solid-run.com> (raw)
In-Reply-To: <20260512-lx2160-pci-v6-0-d0ff72d3c983@solid-run.com>

LX2160A SoC dtsi defines rather conservative thermal trip points,
alert at 85°C and critical at 95°C.

This is okay for most boards, however the SoC maximum junction
temperature is 105°C in both commercial and industrial version.

Industrial grade boards need to change the thresholds to avoid premature
thermal shutdown in high-temeprature environments.

Add labels to all thermal trip point nodes, enabling board dts to
reference them and modify properties.

Signed-off-by: Josua Mayer <josua@solid-run.com>
---
 arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
index 3f63fbf2485e5..e2de7e596d2b6 100644
--- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
+++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi
@@ -499,13 +499,13 @@ ddr-ctrl5-thermal {
 			thermal-sensors = <&tmu 1>;
 
 			trips {
-				ddr-cluster5-alert {
+				cluster5_alert: ddr-cluster5-alert {
 					temperature = <85000>;
 					hysteresis = <2000>;
 					type = "passive";
 				};
 
-				ddr-cluster5-crit {
+				cluster5_crit: ddr-cluster5-crit {
 					temperature = <95000>;
 					hysteresis = <2000>;
 					type = "critical";
@@ -519,13 +519,13 @@ wriop-thermal {
 			thermal-sensors = <&tmu 2>;
 
 			trips {
-				wriop-alert {
+				wriop_alert: wriop-alert {
 					temperature = <85000>;
 					hysteresis = <2000>;
 					type = "passive";
 				};
 
-				wriop-crit {
+				wriop_crit: wriop-crit {
 					temperature = <95000>;
 					hysteresis = <2000>;
 					type = "critical";
@@ -539,13 +539,13 @@ dce-thermal {
 			thermal-sensors = <&tmu 3>;
 
 			trips {
-				dce-qbman-alert {
+				dce_qbman_alert: dce-qbman-alert {
 					temperature = <85000>;
 					hysteresis = <2000>;
 					type = "passive";
 				};
 
-				dce-qbman-crit {
+				dce_qbman_crit: dce-qbman-crit {
 					temperature = <95000>;
 					hysteresis = <2000>;
 					type = "critical";
@@ -559,13 +559,13 @@ ccn-thermal {
 			thermal-sensors = <&tmu 4>;
 
 			trips {
-				ccn-dpaa-alert {
+				ccn_dpaa_alert: ccn-dpaa-alert {
 					temperature = <85000>;
 					hysteresis = <2000>;
 					type = "passive";
 				};
 
-				ccn-dpaa-crit {
+				ccn_dpaa_crit: ccn-dpaa-crit {
 					temperature = <95000>;
 					hysteresis = <2000>;
 					type = "critical";
@@ -579,13 +579,13 @@ cluster4-thermal {
 			thermal-sensors = <&tmu 5>;
 
 			trips {
-				clust4-hsio3-alert {
+				cluster4_alert: clust4-hsio3-alert {
 					temperature = <85000>;
 					hysteresis = <2000>;
 					type = "passive";
 				};
 
-				clust4-hsio3-crit {
+				cluster4_crit: clust4-hsio3-crit {
 					temperature = <95000>;
 					hysteresis = <2000>;
 					type = "critical";
@@ -599,13 +599,13 @@ cluster2-3-thermal {
 			thermal-sensors = <&tmu 6>;
 
 			trips {
-				cluster2-3-alert {
+				cluster2_3_alert: cluster2-3-alert {
 					temperature = <85000>;
 					hysteresis = <2000>;
 					type = "passive";
 				};
 
-				cluster2-3-crit {
+				cluster2_3_crit: cluster2-3-crit {
 					temperature = <95000>;
 					hysteresis = <2000>;
 					type = "critical";

-- 
2.51.0



  parent reply	other threads:[~2026-05-12 14:39 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-12 14:38 [PATCH v6 00/10] arm64: dts: lx2160a: cleanups, add new board, large pci bars Josua Mayer
2026-05-12 14:38 ` [PATCH v6 01/10] arm64: dts: lx2160a: extend 32-bit, and add 64-bit pci regions Josua Mayer
2026-05-13 22:34   ` sashiko-bot
2026-05-12 14:38 ` [PATCH v6 02/10] arm64: dts: lx2162a-clearfog: use rev2 SoC dtsi Josua Mayer
2026-05-12 14:38 ` [PATCH v6 03/10] arm64: dts: lx2162a-clearfog: cleanup superfluous status properties Josua Mayer
2026-05-12 14:38 ` [PATCH v6 04/10] arm64: dts: lx2162a-clearfog: specify sfp ports led colour and function Josua Mayer
2026-05-12 14:39 ` [PATCH v6 05/10] dt-bindings: arm: fsl: Add solidrun lx2160a twins board Josua Mayer
2026-05-13 22:54   ` sashiko-bot
2026-05-14  6:43   ` Krzysztof Kozlowski
2026-05-14 10:12     ` Josua Mayer
2026-05-12 14:39 ` [PATCH v6 06/10] arm64: dts: lx2160a-clearfog-itx: remove redundant dts version tag Josua Mayer
2026-05-12 14:39 ` [PATCH v6 07/10] arm64: dts: lx2160a-clearfog-itx: move shared includes to dts Josua Mayer
2026-05-12 14:39 ` Josua Mayer [this message]
2026-05-14  6:41   ` [PATCH v6 08/10] arm64: dts: lx2160a: add labels to thermal trip-point nodes Krzysztof Kozlowski
2026-05-12 14:39 ` [PATCH v6 09/10] arm64: dts: lx2160a-cex7: add labels to i2c buses behind mux Josua Mayer
2026-05-12 14:39 ` [PATCH v6 10/10] arm64: dts: Add support for LX2160 Twins board in single configuration Josua Mayer
2026-05-13 23:22   ` sashiko-bot

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