diff --git a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb
index 5f058446c6..58d1aac79b 100644
--- a/src/mainboard/google/volteer/variants/baseboard/devicetree.cb
+++ b/src/mainboard/google/volteer/variants/baseboard/devicetree.cb
@@ -352,6 +352,11 @@ chip soc/intel/tigerlake
 		.vnn_sx_voltage_mv = 1250,
 	}"
 
+	# Acoustic settings
+	register "AcousticNoiseMitigation" = "1"
+	register "SlowSlewRate" = "SLEW_FAST_8"
+	register "FastPkgCRampDisable" = "1"
+
 	device domain 0 on
 		device ref igpu on end
 		device ref dptf on
diff --git a/src/mainboard/google/volteer/variants/delbin/overridetree.cb b/src/mainboard/google/volteer/variants/delbin/overridetree.cb
index c111731387..1549aafe47 100644
--- a/src/mainboard/google/volteer/variants/delbin/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/delbin/overridetree.cb
@@ -57,17 +57,6 @@ chip soc/intel/tigerlake
 	}"
 	register "usb2_ports[8]" = "USB2_PORT_TYPE_C(OC_SKIP)"
 
-	# Acoustic settings
-	register "AcousticNoiseMitigation" = "1"
-	register "SlowSlewRate[VR_DOMAIN_IA]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_GT]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_SA]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_VLCC]" = "SLEW_FAST_8"
-	register "FastPkgCRampDisable[VR_DOMAIN_IA]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_GT]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_SA]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_VLCC]" = "1"
-
 	register "tcc_offset" = "8"
 
 	register "power_limits_config[POWER_LIMITS_U_4_CORE]" = "{
diff --git a/src/mainboard/google/volteer/variants/drobit/overridetree.cb b/src/mainboard/google/volteer/variants/drobit/overridetree.cb
index a29ce1c24b..87c1417261 100644
--- a/src/mainboard/google/volteer/variants/drobit/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/drobit/overridetree.cb
@@ -2,17 +2,6 @@ chip soc/intel/tigerlake
 	register "DdiPort1Hpd" = "0"
 	register "DdiPort2Hpd" = "0"
 
-	# Acoustic settings
-	register "AcousticNoiseMitigation" = "1"
-	register "SlowSlewRate[VR_DOMAIN_IA]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_GT]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_SA]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_VLCC]" = "SLEW_FAST_8"
-	register "FastPkgCRampDisable[VR_DOMAIN_IA]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_GT]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_SA]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_VLCC]" = "1"
-
 	register "tcc_offset" = "8"
 
 	register "power_limits_config[POWER_LIMITS_U_4_CORE]" = "{
diff --git a/src/mainboard/google/volteer/variants/volteer/overridetree.cb b/src/mainboard/google/volteer/variants/volteer/overridetree.cb
index 10e199ae4d..bce953b8cd 100644
--- a/src/mainboard/google/volteer/variants/volteer/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/volteer/overridetree.cb
@@ -49,17 +49,6 @@ chip soc/intel/tigerlake
 
 	register "HybridStorageMode" = "1"
 
-	# Acoustic settings
-	register "AcousticNoiseMitigation" = "1"
-	register "SlowSlewRate[VR_DOMAIN_IA]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_GT]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_SA]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_VLCC]" = "SLEW_FAST_8"
-	register "FastPkgCRampDisable[VR_DOMAIN_IA]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_GT]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_SA]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_VLCC]" = "1"
-
 	device domain 0 on
 		device ref ipu on end
 		device ref i2c0 on
diff --git a/src/mainboard/google/volteer/variants/volteer2/overridetree.cb b/src/mainboard/google/volteer/variants/volteer2/overridetree.cb
index f517de246c..635a310ea8 100644
--- a/src/mainboard/google/volteer/variants/volteer2/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/volteer2/overridetree.cb
@@ -65,17 +65,6 @@ chip soc/intel/tigerlake
 
 	register "HybridStorageMode" = "1"
 
-	# Acoustic settings
-	register "AcousticNoiseMitigation" = "1"
-	register "SlowSlewRate[VR_DOMAIN_IA]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_GT]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_SA]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_VLCC]" = "SLEW_FAST_8"
-	register "FastPkgCRampDisable[VR_DOMAIN_IA]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_GT]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_SA]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_VLCC]" = "1"
-
 	device domain 0 on
 		device ref dptf on
 			chip drivers/intel/dptf
diff --git a/src/mainboard/google/volteer/variants/voxel/overridetree.cb b/src/mainboard/google/volteer/variants/voxel/overridetree.cb
index c1002ef752..a1453f950c 100644
--- a/src/mainboard/google/volteer/variants/voxel/overridetree.cb
+++ b/src/mainboard/google/volteer/variants/voxel/overridetree.cb
@@ -19,17 +19,6 @@ chip soc/intel/tigerlake
 	# Disable SRCCLKREQ1#
 	register "PcieClkSrcUsage[1]" = "PCIE_CLK_NOTUSED"
 
-	# Acoustic settings
-	register "AcousticNoiseMitigation" = "1"
-	register "SlowSlewRate[VR_DOMAIN_IA]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_GT]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_SA]" = "SLEW_FAST_8"
-	register "SlowSlewRate[VR_DOMAIN_VLCC]" = "SLEW_FAST_8"
-	register "FastPkgCRampDisable[VR_DOMAIN_IA]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_GT]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_SA]" = "1"
-	register "FastPkgCRampDisable[VR_DOMAIN_VLCC]" = "1"
-
 	device domain 0 on
 		device ref dptf on
 			chip drivers/intel/dptf
diff --git a/src/soc/intel/tigerlake/chip.h b/src/soc/intel/tigerlake/chip.h
index af9b310ba3..1a1ba73d2c 100644
--- a/src/soc/intel/tigerlake/chip.h
+++ b/src/soc/intel/tigerlake/chip.h
@@ -186,22 +186,21 @@ struct soc_intel_tigerlake_config {
 
 	/*
 	 * Offset 0x054B - Disable Fast Slew Rate for Deep Package
-	 * C States for VR domains. Disable Fast Slew Rate for Deep
-	 * Package C States based on Acoustic Noise Mitigation feature
-	 * enabled. The domains are IA,GT,SA,VLCC and FIVR.
+	 * C States for VCCin in VR domain. Disable Fast Slew Rate
+	 * for Deep Package C States based on Acoustic Noise
+	 * Mitigation feature enabled.
 	 * 0 - False
 	 * 1 - True
 	 */
-	uint8_t FastPkgCRampDisable[VR_DOMAIN_MAX];
+	uint8_t FastPkgCRampDisable;
 
 	/*
 	 * Offset 0x0550 - Slew Rate configuration for Deep Package
-	 * C States for VR domains. Slew Rate configuration for Deep
-	 * Package C States for VR domains based on Acoustic Noise
-	 * Mitigation feature enabled. The domains are IA,GT,SA,VLCC and FIVR.
-	 * Slew rates are defined as enum slew_rate.
+	 * C States for VCCin in VR domain. Slew Rate configuration
+	 * for Deep Package C States for VR domain based on Acoustic
+	 * Noise Mitigation feature enabled.
 	 */
-	uint8_t SlowSlewRate[VR_DOMAIN_MAX];
+	uint8_t SlowSlewRate;
 
 	/* SATA related */
 	uint8_t SataEnable;
diff --git a/src/soc/intel/tigerlake/fsp_params.c b/src/soc/intel/tigerlake/fsp_params.c
index 6bd4a7cbe1..9fbf9bd009 100644
--- a/src/soc/intel/tigerlake/fsp_params.c
+++ b/src/soc/intel/tigerlake/fsp_params.c
@@ -332,12 +332,8 @@ void platform_fsp_silicon_init_params_cb(FSPS_UPD *supd)
 	}
 
 	params->AcousticNoiseMitigation = config->AcousticNoiseMitigation;
-	memcpy(&params->SlowSlewRate, &config->SlowSlewRate,
-		ARRAY_SIZE(config->SlowSlewRate) * sizeof(config->SlowSlewRate[0]));
-
-	memcpy(&params->FastPkgCRampDisable, &config->FastPkgCRampDisable,
-		ARRAY_SIZE(config->FastPkgCRampDisable) *
-			sizeof(config->FastPkgCRampDisable[0]));
+	params->FastPkgCRampDisable[0] = config->FastPkgCRampDisable;
+	params->SlowSlewRate[0] = config->SlowSlewRate;
 
 	/* Enable TCPU for processor thermal control */
 	params->Device4Enable = config->Device4Enable;