net: phy: micrel: ksz8061 implement errata 80000688A fix
authorBryan O'Donoghue <bod@denx.de>
Thu, 26 Mar 2020 03:54:01 +0000 (03:54 +0000)
committerTom Rini <trini@konsulko.com>
Fri, 12 Jun 2020 17:17:23 +0000 (13:17 -0400)
Linux commit 232ba3a51cc2 ('net: phy: Micrel KSZ8061: link failure after
cable connect') implements a fix for the above errata.

This patch replicates that errata fix in an ksz8061 specific init routine.

Signed-off-by: Bryan O'Donoghue <bod@denx.de>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
drivers/net/phy/micrel_ksz8xxx.c

index 98a0c83e68b13b63ba217b222c60852bcb99584b..60d42fe9840a746dcb842005ef4e4fb38c6b487c 100644 (file)
@@ -82,6 +82,21 @@ static struct phy_driver KSZ8051_driver = {
        .shutdown = &genphy_shutdown,
 };
 
+static int ksz8061_config(struct phy_device *phydev)
+{
+       return phy_write(phydev, MDIO_MMD_PMAPMD, MDIO_DEVID1, 0xB61A);
+}
+
+static struct phy_driver KSZ8061_driver = {
+       .name = "Micrel KSZ8061",
+       .uid = 0x00221570,
+       .mask = 0xfffff0,
+       .features = PHY_BASIC_FEATURES,
+       .config = &ksz8061_config,
+       .startup = &genphy_startup,
+       .shutdown = &genphy_shutdown,
+};
+
 static int ksz8081_config(struct phy_device *phydev)
 {
        int ret;
@@ -210,6 +225,7 @@ int phy_micrel_ksz8xxx_init(void)
        phy_register(&KSZ804_driver);
        phy_register(&KSZ8031_driver);
        phy_register(&KSZ8051_driver);
+       phy_register(&KSZ8061_driver);
        phy_register(&KSZ8081_driver);
        phy_register(&KS8721_driver);
        phy_register(&ksz8895_driver);