--- a/drivers/net/phy/b53/b53_common.c
+++ b/drivers/net/phy/b53/b53_common.c
@@ -1372,6 +1372,14 @@
 
 	/* cpu port is always last */
 	sw_dev->ports = sw_dev->cpu_port + 1;
+#ifdef CONFIG_CAVIUM_OCTEON_SOC
+	if (dev->chip_id == BCM53125_DEVICE_ID) {
+		/* CISCO RV042G */
+		sw_dev->cpu_port = 5;
+		sw_dev->ports = 9;
+		dev->enabled_ports = 0x11f;
+	}
+#endif
 	dev->enabled_ports |= BIT(sw_dev->cpu_port);
 
 	dev->ports = devm_kzalloc(dev->dev,