3 files changed, 15 insertions, 0 deletions
diff --git a/src/portable/renesas/rusb2/dcd_rusb2.c b/src/portable/renesas/rusb2/dcd_rusb2.c
index f3bda5205..f509dcc56 100644
--- a/src/portable/renesas/rusb2/dcd_rusb2.c
+++ b/src/portable/renesas/rusb2/dcd_rusb2.c
@@ -37,6 +37,11 @@
 #include "device/dcd.h"
 #include "rusb2_type.h"
 
+#if !defined(CFG_TUSB_RHPORT0_MODE) && !defined(CFG_TUSB_RHPORT1_MODE)
+// fallback
+#define CFG_TUSB_RHPORT0_MODE   OPT_MODE_DEVICE
+#endif
+
 #if TU_CHECK_MCU(OPT_MCU_RX63X, OPT_MCU_RX65X, OPT_MCU_RX72N)
   #include "rusb2_rx.h"
 #elif TU_CHECK_MCU(OPT_MCU_RAXXX)
diff --git a/src/portable/renesas/rusb2/hcd_rusb2.c b/src/portable/renesas/rusb2/hcd_rusb2.c
index 9dd4f0a48..1ec25f1e2 100644
--- a/src/portable/renesas/rusb2/hcd_rusb2.c
+++ b/src/portable/renesas/rusb2/hcd_rusb2.c
@@ -33,6 +33,11 @@
 #include "host/hcd.h"
 #include "rusb2_type.h"
 
+#if !defined(CFG_TUSB_RHPORT0_MODE) && !defined(CFG_TUSB_RHPORT1_MODE)
+// fallback
+#define CFG_TUSB_RHPORT0_MODE   OPT_MODE_HOST
+#endif
+
 #if TU_CHECK_MCU(OPT_MCU_RX63X, OPT_MCU_RX65X, OPT_MCU_RX72N)
   #include "rusb2_rx.h"
 #elif TU_CHECK_MCU(OPT_MCU_RAXXX)
diff --git a/src/portable/renesas/rusb2/rusb2_ra.h b/src/portable/renesas/rusb2/rusb2_ra.h
index b18b506e5..874492304 100644
--- a/src/portable/renesas/rusb2/rusb2_ra.h
+++ b/src/portable/renesas/rusb2/rusb2_ra.h
@@ -37,6 +37,11 @@ extern "C" {
 extern IRQn_Type _usb_fs_irqn;
 extern IRQn_Type _usb_hs_irqn;
 
+#if !defined(CFG_TUSB_RHPORT0_MODE) && !defined(CFG_TUSB_RHPORT1_MODE)
+// fallback
+#define CFG_TUSB_RHPORT0_MODE   ( CFG_TUD_ENABLED ? OPT_MODE_DEVICE : OPT_MODE_HOST )
+#endif
+
 TU_ATTR_ALWAYS_INLINE static inline void rusb2_int_enable(uint8_t rhport)
 {
 #ifdef CFG_TUSB_RHPORT1_MODE