diff --git a/drivers/net/phy/dp83640.c b/drivers/net/phy/dp83640.c
index 6a999e6814a073..fcd50b77999f1c 100644
--- a/drivers/net/phy/dp83640.c
+++ b/drivers/net/phy/dp83640.c
@@ -353,6 +353,11 @@ static int periodic_output(struct dp83640_clock *clock,
 	ext_write(0, phydev, PAGE4, PTP_TDR, sec >> 16);       /* sec[31:16] */
 	ext_write(0, phydev, PAGE4, PTP_TDR, pwidth & 0xffff); /* ns[15:0] */
 	ext_write(0, phydev, PAGE4, PTP_TDR, pwidth >> 16);    /* ns[31:16] */
+	/* Triggers 0 and 1 has programmable pulsewidth2 */
+	if (trigger < 2) {
+		ext_write(0, phydev, PAGE4, PTP_TDR, pwidth & 0xffff);
+		ext_write(0, phydev, PAGE4, PTP_TDR, pwidth >> 16);
+	}
 
 	/*enable trigger*/
 	val &= ~TRIG_LOAD;