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authorYuiko Oshino <yuiko.oshino@microchip.com>2022-05-09 21:58:03 +0300
committerJakub Kicinski <kuba@kernel.org>2022-05-11 04:57:14 +0300
commit70a40ecfcb7d16262cf3ffe5eef4763315a68645 (patch)
tree96e9028d789480eb0727c45a35408fd5e85783d9 /drivers/net/phy/microchip.c
parent0781434af811f29a0808521533bedc4027685751 (diff)
downloadlinux-70a40ecfcb7d16262cf3ffe5eef4763315a68645.tar.xz
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@microchip.com> Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/phy/microchip.c')
-rw-r--r--drivers/net/phy/microchip.c4
1 files changed, 4 insertions, 0 deletions
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",