netdev - [PATCH net-next 1/2] net: phy: microchip: add comments for the modified LAN88xx phy ID mask.

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Date:   Mon, 9 May 2022 11:58:03 -0700
From:   Yuiko Oshino <yuiko.oshino@...rochip.com>
To:     <woojung.huh@...rochip.com>, <yuiko.oshino@...rochip.com>,
        <davem@...emloft.net>, <netdev@...r.kernel.org>, <andrew@...n.ch>,
        <ravi.hegde@...rochip.com>, <UNGLinuxDriver@...rochip.com>,
        <kuba@...nel.org>
Subject: [PATCH net-next 1/2] net: phy: microchip: add comments for the modified LAN88xx phy ID mask.

add comments for the updated LAN88xx phy ID mask in the previous patch.

Signed-off-by: Yuiko Oshino <yuiko.oshino@...rochip.com>
---
 drivers/net/phy/microchip.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/net/phy/microchip.c b/drivers/net/phy/microchip.c
index 131caf659ed2..ccecee2524ce 100644
--- a/drivers/net/phy/microchip.c
+++ b/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",
 
-- 
2.25.1