diff --git a/src/soc/intel/pantherlake/tdp.c b/src/soc/intel/pantherlake/tdp.c
index e73370a69f..63b3072499 100644
--- a/src/soc/intel/pantherlake/tdp.c
+++ b/src/soc/intel/pantherlake/tdp.c
@@ -7,6 +7,19 @@
 
 enum soc_intel_pantherlake_cpu_tdps soc_get_cpu_tdp(void)
 {
+	if (CONFIG(MAINBOARD_HAS_CHROMEOS)) {
+		const unsigned int variable_tdp_mch_ids[] = {
+			PCI_DID_INTEL_PTL_U_ID_1,
+			PCI_DID_INTEL_PTL_U_ID_2,
+			PCI_DID_INTEL_PTL_U_ID_3
+		};
+		uint16_t mch_id = pci_read_config16(_PCI_DEV(ROOT, 0), PCI_DEVICE_ID);
+
+		for (size_t i = 0; i < ARRAY_SIZE(variable_tdp_mch_ids); i++)
+			if (variable_tdp_mch_ids[i] == mch_id)
+				return TDP_15W;
+	}
+
 	const struct soc_intel_pantherlake_config *config = config_of_soc();
 	return config->tdp || get_cpu_tdp();
 }