Merge branch 'net-phy-add-comments-for-lan8742-phy-support'

Yuiko Oshino says:

====================
net: phy: add comments for LAN8742 phy support

Add comments for 0xfffffff2 phy ID mask for the LAN8742 and the LAN88xx, explaining that they can coexist and allow future hardware revisions.
Also add one missing tab in smsc.c.
====================

Link: https://lore.kernel.org/r/20220509185804.7147-1-yuiko.oshino@microchip.comSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/phy/microchip.c

@@ -345,6 +345,10 @@ static int lan88xx_config_aneg(struct phy_device *phydev)
 static struct phy_driver microchip_phy_driver[] = {
 {
 	.phy_id		= 0x0007c132,
+	/* This mask (0xfffffff2) is to differentiate from
+	 * LAN8742 (phy_id 0x0007c130 and 0x0007c131)
+	 * and allows future phy_id revisions.
+	 */
 	.phy_id_mask	= 0xfffffff2,
 	.name		= "Microchip LAN88xx",
 

drivers/net/phy/smsc.c

@@ -484,7 +484,11 @@ static struct phy_driver smsc_phy_driver[] = {
 	.suspend	= genphy_suspend,
 	.resume		= genphy_resume,
 }, {
-	.phy_id	= 0x0007c130,	/* 0x0007c130 and 0x0007c131 */
+	.phy_id		= 0x0007c130,	/* 0x0007c130 and 0x0007c131 */
+	/* This mask (0xfffffff2) is to differentiate from
+	 * LAN88xx (phy_id 0x0007c132)
+	 * and allows future phy_id revisions.
+	 */
 	.phy_id_mask	= 0xfffffff2,
 	.name		= "Microchip LAN8742",