3 files changed, 12 insertions, 3 deletions
diff --git a/src/southbridge/amd/agesa/hudson/Kconfig b/src/southbridge/amd/agesa/hudson/Kconfig
index 9ff6ef1622..a2a43a428e 100644
--- a/src/southbridge/amd/agesa/hudson/Kconfig
+++ b/src/southbridge/amd/agesa/hudson/Kconfig
@@ -244,6 +244,10 @@ config HUDSON_LEGACY_FREE
 	  Select y if there is no keyboard controller in the system.
 	  This sets variables in AGESA and ACPI.
 
+config ACPI_ENABLE_THERMAL_ZONE
+	bool
+	default y
+
 endif # SOUTHBRIDGE_AMD_AGESA_HUDSON || SOUTHBRIDGE_AMD_AGESA_YANGTZE || SOUTHBRIDGE_AMD_AGESA_AVALON
 
 if SOUTHBRIDGE_AMD_AGESA_YANGTZE || SOUTHBRIDGE_AMD_AGESA_AVALON
diff --git a/src/southbridge/amd/agesa/hudson/acpi/fch.asl b/src/southbridge/amd/agesa/hudson/acpi/fch.asl
index 4ffd19fd7d..2d81d568cf 100644
--- a/src/southbridge/amd/agesa/hudson/acpi/fch.asl
+++ b/src/southbridge/amd/agesa/hudson/acpi/fch.asl
@@ -179,9 +179,12 @@ Method(_INI, 0) {
 	/* Determine the OS we're running on */
 	OSFL()
 
-	/* TODO: It is unstable. */
-	//#include "acpi/AmdImc.asl" /* Hudson IMC function */
-	//ITZE() /* enable IMC Fan Control*/
+#ifdef CONFIG_HUDSON_IMC_FWM
+#if CONFIG_HUDSON_IMC_FWM
+	#include "acpi/AmdImc.asl" /* Hudson IMC function */
+	ITZE() /* enable IMC Fan Control*/
+#endif
+#endif
 } /* End Method(_SB._INI) */
 
 Method(OSFL, 0){
diff --git a/src/southbridge/amd/agesa/hudson/hudson.c b/src/southbridge/amd/agesa/hudson/hudson.c
index f60dddb71f..3b57221d65 100644
--- a/src/southbridge/amd/agesa/hudson/hudson.c
+++ b/src/southbridge/amd/agesa/hudson/hudson.c
@@ -164,10 +164,12 @@ static void hudson_init(void *chip_info)
 
 static void hudson_final(void *chip_info)
 {
+#if !CONFIG_ACPI_ENABLE_THERMAL_ZONE
 #if IS_ENABLED(CONFIG_HUDSON_IMC_FWM)
 	/* AMD AGESA does not enable thermal zone, so we enable it here. */
 	enable_imc_thermal_zone();
 #endif
+#endif
 }
 
 struct chip_operations southbridge_amd_agesa_hudson_ops = {