diff --git a/hw/tpm/tpm_emulator.c b/hw/tpm/tpm_emulator.c
index 95e1e041cf..187a69e442 100644
--- a/hw/tpm/tpm_emulator.c
+++ b/hw/tpm/tpm_emulator.c
@@ -581,7 +581,6 @@ static const TypeInfo tpm_emulator_info = {
 static void tpm_emulator_register(void)
 {
     type_register_static(&tpm_emulator_info);
-    tpm_register_driver(&tpm_emulator_driver);
 }
 
 type_init(tpm_emulator_register)
diff --git a/hw/tpm/tpm_passthrough.c b/hw/tpm/tpm_passthrough.c
index e6ace28b04..f04eab3e63 100644
--- a/hw/tpm/tpm_passthrough.c
+++ b/hw/tpm/tpm_passthrough.c
@@ -418,7 +418,6 @@ static const TypeInfo tpm_passthrough_info = {
 static void tpm_passthrough_register(void)
 {
     type_register_static(&tpm_passthrough_info);
-    tpm_register_driver(&tpm_passthrough_driver);
 }
 
 type_init(tpm_passthrough_register)
diff --git a/include/sysemu/tpm_backend.h b/include/sysemu/tpm_backend.h
index c6e5637f68..adb6a68076 100644
--- a/include/sysemu/tpm_backend.h
+++ b/include/sysemu/tpm_backend.h
@@ -216,6 +216,5 @@ TPMInfo *tpm_backend_query_tpm(TPMBackend *s);
 TPMBackend *qemu_find_tpm(const char *id);
 
 void tpm_register_model(enum TpmModel model);
-void tpm_register_driver(const TPMDriverOps *tdo);
 
 #endif
diff --git a/tpm.c b/tpm.c
index ad2ed6a0da..75a589b837 100644
--- a/tpm.c
+++ b/tpm.c
@@ -23,7 +23,6 @@
 static QLIST_HEAD(, TPMBackend) tpm_backends =
     QLIST_HEAD_INITIALIZER(tpm_backends);
 
-static TPMDriverOps const *be_drivers[TPM_TYPE__MAX];
 static bool tpm_models[TPM_MODEL__MAX];
 
 void tpm_register_model(enum TpmModel model)
@@ -33,13 +32,6 @@ void tpm_register_model(enum TpmModel model)
 
 #ifdef CONFIG_TPM
 
-void tpm_register_driver(const TPMDriverOps *tdo)
-{
-    assert(!be_drivers[tdo->type]);
-
-    be_drivers[tdo->type] = tdo;
-}
-
 static const TPMDriverOps *
 tpm_driver_find_by_type(enum TpmType type)
 {