From: Marek Vasut <marex@nabladev.com>
Date: Sat, 13 Jun 2026 03:11:43 +0000 (+0200)
Subject: imx: fdt: Allow users to inhibit trip point setup
X-Git-Tag: v2026.10-rc1~33^2~15^2~18
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c7515d64625080b37427c0fd8c9947815be76112;p=thirdparty%2Fu-boot.git

imx: fdt: Allow users to inhibit trip point setup

During development or various dangerous experiments, it may
be necessary to override the trip points. Allow users to do
that. However, do keep in mind that this may damage the SoC.

Signed-off-by: Marek Vasut <marex@nabladev.com>
---

diff --git a/arch/arm/mach-imx/fdt.c b/arch/arm/mach-imx/fdt.c
index f19ab9edce4..1ef26718463 100644
--- a/arch/arm/mach-imx/fdt.c
+++ b/arch/arm/mach-imx/fdt.c
@@ -3,6 +3,7 @@
  * Copyright 2024 NXP
  */
 
+#include <env.h>
 #include <errno.h>
 #include <fdtdec.h>
 #include <malloc.h>
@@ -91,6 +92,15 @@ int fixup_thermal_trips(void *blob, const char *name)
 	int minc, maxc;
 	int node, trip;
 
+	/*
+	 * During development or various dangerous experiments, it may
+	 * be necessary to override the trip points. Allow users to do
+	 * that. However, do keep in mind that this may damage the SoC.
+	 */
+	if (CONFIG_IS_ENABLED(ENV_SUPPORT))
+		if (env_get("imx_skip_fixup_thermal_trips"))
+			return 0;
+
 	node = fdt_path_offset(blob, "/thermal-zones");
 	if (node < 0)
 		return node;