kernel: 5.10: backport at803x internal QCA8327 PHY support

Add support for qca8327 internal phy needed for correct init of the
switch port. It does use the same qca8337 function and reg just with a
different id.

Signed-off-by: Ansuel Smith <[email protected]>
Signed-off-by: Matthew Hagan <[email protected]>

target/linux/generic/backport-5.10/792-v5.16-net-phy-at803x-add-support-for-qca-8327-internal-phy.patch

@@ -0,0 +1,48 @@
+From 0ccf8511182436183c031e8a2f740ae91a02c625 Mon Sep 17 00:00:00 2001
+From: Ansuel Smith <[email protected]>
+Date: Tue, 14 Sep 2021 14:33:45 +0200
+Subject: net: phy: at803x: add support for qca 8327 internal phy
+
+Add support for qca8327 internal phy needed for correct init of the
+switch port. It does use the same qca8337 function and reg just with a
+different id.
+
+Signed-off-by: Ansuel Smith <[email protected]>
+Tested-by: Rosen Penev <[email protected]>
+Tested-by: Andrew Lunn <[email protected]>
+Signed-off-by: David S. Miller <[email protected]>
+---
+ drivers/net/phy/at803x.c | 15 +++++++++++++++
+ 1 file changed, 15 insertions(+)
+
+--- a/drivers/net/phy/at803x.c
++++ b/drivers/net/phy/at803x.c
+@@ -1328,6 +1328,19 @@ static struct phy_driver at803x_driver[]
+ 	.get_sset_count = at803x_get_sset_count,
+ 	.get_strings = at803x_get_strings,
+ 	.get_stats = at803x_get_stats,
++}, {
++	/* QCA8327 */
++	.phy_id = QCA8327_PHY_ID,
++	.phy_id_mask = QCA8K_PHY_ID_MASK,
++	.name = "QCA PHY 8327",
++	/* PHY_GBIT_FEATURES */
++	.probe = at803x_probe,
++	.flags = PHY_IS_INTERNAL,
++	.config_init = qca83xx_config_init,
++	.soft_reset = genphy_soft_reset,
++	.get_sset_count = at803x_get_sset_count,
++	.get_strings = at803x_get_strings,
++	.get_stats = at803x_get_stats,
+ }, };
+ 
+ module_phy_driver(at803x_driver);
+@@ -1338,6 +1351,8 @@ static struct mdio_device_id __maybe_unu
+ 	{ PHY_ID_MATCH_EXACT(ATH8032_PHY_ID) },
+ 	{ PHY_ID_MATCH_EXACT(ATH8035_PHY_ID) },
+ 	{ PHY_ID_MATCH_EXACT(ATH9331_PHY_ID) },
++	{ PHY_ID_MATCH_EXACT(QCA8337_PHY_ID) },
++	{ PHY_ID_MATCH_EXACT(QCA8327_PHY_ID) },
+ 	{ }
+ };
+