net: phy: marvell: add basic support of 88E308X/88E609X family

This patch implements only basic support.

It covers PHY used in multiple IC:
PHY: 88E3082, 88E3083
Switch: 88E6096, 88E6097

Signed-off-by: Pawel Dembicki <paweldembicki@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Reviewed-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://lore.kernel.org/r/20240402201123.2961909-1-paweldembicki@gmail.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: CHKDSK88

drivers/net/phy/marvell.c

@@ -3289,6 +3289,18 @@ static struct phy_driver marvell_drivers[] = {
 		.get_strings = marvell_get_strings,
 		.get_stats = marvell_get_stats,
 	},
+	{
+		.phy_id = MARVELL_PHY_ID_88E3082,
+		.phy_id_mask = MARVELL_PHY_ID_MASK,
+		.name = "Marvell 88E308X/88E609X Family",
+		/* PHY_BASIC_FEATURES */
+		.probe = marvell_probe,
+		.config_init = marvell_config_init,
+		.aneg_done = marvell_aneg_done,
+		.read_status = marvell_read_status,
+		.resume = genphy_resume,
+		.suspend = genphy_suspend,
+	},
 	{
 		.phy_id = MARVELL_PHY_ID_88E1112,
 		.phy_id_mask = MARVELL_PHY_ID_MASK,
@@ -3742,6 +3754,7 @@ module_phy_driver(marvell_drivers);
 
 static struct mdio_device_id __maybe_unused marvell_tbl[] = {
 	{ MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
+	{ MARVELL_PHY_ID_88E3082, MARVELL_PHY_ID_MASK },
 	{ MARVELL_PHY_ID_88E1112, MARVELL_PHY_ID_MASK },
 	{ MARVELL_PHY_ID_88E1111, MARVELL_PHY_ID_MASK },
 	{ MARVELL_PHY_ID_88E1111_FINISAR, MARVELL_PHY_ID_MASK },

include/linux/marvell_phy.h

@@ -7,6 +7,7 @@
 
 /* Known PHY IDs */
 #define MARVELL_PHY_ID_88E1101		0x01410c60
+#define MARVELL_PHY_ID_88E3082		0x01410c80
 #define MARVELL_PHY_ID_88E1112		0x01410c90
 #define MARVELL_PHY_ID_88E1111		0x01410cc0
 #define MARVELL_PHY_ID_88E1118		0x01410e10