diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index 999ce5e84d3c..734532abde8c 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -1049,6 +1049,13 @@ static int dwc3_core_init(struct dwc3 *dwc)
 		}
 	}
 
+	/* set inter-packet gap 199.794ns to improve EL_23 margin */
+	if (dwc->revision >= DWC3_USB31_REVISION_170A) {
+		reg = dwc3_readl(dwc->regs, DWC3_GUCTL1);
+		reg |= DWC3_GUCTL1_IP_GAP_ADD_ON(1);
+		dwc3_writel(dwc->regs, DWC3_GUCTL1, reg);
+	}
+
 	return 0;
 
 err4:
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 1c8b349379af..43053b3922d0 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -251,6 +251,7 @@
 /* Global User Control 1 Register */
 #define DWC3_GUCTL1_TX_IPGAP_LINECHECK_DIS	BIT(28)
 #define DWC3_GUCTL1_DEV_L1_EXIT_BY_HW	BIT(24)
+#define DWC3_GUCTL1_IP_GAP_ADD_ON(n)	(n << 21)
 
 /* Global Status Register */
 #define DWC3_GSTS_OTG_IP	BIT(10)