diff --git a/drivers/net/ethernet/renesas/rcar_gen4_ptp.h b/drivers/net/ethernet/renesas/rcar_gen4_ptp.h
index f77e79e47357..536badd798cc 100644
--- a/drivers/net/ethernet/renesas/rcar_gen4_ptp.h
+++ b/drivers/net/ethernet/renesas/rcar_gen4_ptp.h
@@ -9,8 +9,6 @@
 
 #include <linux/ptp_clock_kernel.h>
 
-#define RCAR_GEN4_GPTP_OFFSET_S4	0x00018000
-
 /* driver's definitions */
 #define RCAR_GEN4_RXTSTAMP_ENABLED		BIT(0)
 #define RCAR_GEN4_RXTSTAMP_TYPE_V2_L2_EVENT	BIT(1)
diff --git a/drivers/net/ethernet/renesas/rswitch_main.c b/drivers/net/ethernet/renesas/rswitch_main.c
index f21a814aa9d1..24ed33ac4bcd 100644
--- a/drivers/net/ethernet/renesas/rswitch_main.c
+++ b/drivers/net/ethernet/renesas/rswitch_main.c
@@ -30,6 +30,8 @@
 #include "rswitch.h"
 #include "rswitch_l2.h"
 
+#define RSWITCH_GPTP_OFFSET_S4 0x00018000
+
 static int rswitch_reg_wait(void __iomem *addr, u32 offs, u32 mask, u32 expected)
 {
 	u32 val;
@@ -2175,7 +2177,7 @@ static int renesas_eth_sw_probe(struct platform_device *pdev)
 	if (IS_ERR(priv->addr))
 		return PTR_ERR(priv->addr);
 
-	priv->ptp_priv->addr = priv->addr + RCAR_GEN4_GPTP_OFFSET_S4;
+	priv->ptp_priv->addr = priv->addr + RSWITCH_GPTP_OFFSET_S4;
 
 	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(40));
 	if (ret < 0) {