1 files changed, 8 insertions, 2 deletions
diff --git a/src/tusb.c b/src/tusb.c
index 6075e9db4..40d0e8adf 100644
--- a/src/tusb.c
+++ b/src/tusb.c
@@ -45,17 +45,23 @@ tusb_role_t _tusb_rhport_role[TUP_USBIP_CONTROLLER_NUM] = { TUSB_ROLE_INVALID };
 // Weak/Default API, can be overwritten by Application
 //--------------------------------------------------------------------
 
+  #if CFG_TUSB_OS != OPT_OS_NONE
+uint32_t tusb_time_millis_api(void) {
+  return osal_time_millis();
+}
+  #endif
+
 TU_ATTR_WEAK void tusb_time_delay_ms_api(uint32_t ms) {
 #if CFG_TUSB_OS != OPT_OS_NONE
   osal_task_delay(ms);
 #else
-  // delay using millis() (if implemented) and/or frame number if possible
+  // delay using millis()
   const uint32_t time_ms = tusb_time_millis_api();
   while ((tusb_time_millis_api() - time_ms) < ms) {}
 #endif
 }
 
-TU_ATTR_WEAK void* tusb_app_virt_to_phys(void *virt_addr) {
+TU_ATTR_WEAK void *tusb_app_virt_to_phys(void *virt_addr) {
   return virt_addr;
 }