diff --git a/include/fsl_usb.h b/include/fsl_usb.h
index 66f8934..e4902aa 100644
--- a/include/fsl_usb.h
+++ b/include/fsl_usb.h
@@ -139,6 +139,12 @@
 	}
 	return false;
 }
+
+static inline bool has_erratum_a007798(void)
+{
+	return SVR_SOC_VER(get_svr()) == SVR_T4240 &&
+		IS_SVR_REV(get_svr(), 2, 0);
+}
 #else
 static inline bool has_erratum_a006261(void)
 {
@@ -150,5 +156,10 @@
 	return false;
 }
 
+static inline bool has_erratum_a007798(void)
+{
+	return false;
+}
+
 #endif
 #endif /*_ASM_FSL_USB_H_ */