diff --git a/src/soc/intel/pantherlake/tcss.c b/src/soc/intel/pantherlake/tcss.c
index 99cbdd2d67..c66a5c68ce 100644
--- a/src/soc/intel/pantherlake/tcss.c
+++ b/src/soc/intel/pantherlake/tcss.c
@@ -2,9 +2,15 @@
 
 #include <intelblocks/tcss.h>
 #include <soc/soc_chip.h>
+#include <static.h>
 
 const struct soc_tcss_ops tcss_ops = {
-/* TODO: Implement AUX BIAS PAD Programming if required */
 	.configure_aux_bias_pads = NULL,
-	.valid_tbt_auth = NULL,
+	.valid_tbt_auth = ioe_tcss_valid_tbt_auth,
 };
+
+bool ioe_tcss_valid_tbt_auth(void)
+{
+	const config_t *config = config_of_soc();
+	return config->tbt_authentication;
+}