[PATCH] net: phy: micrel: ksz8061 implement errata 80000688A fix

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 --- drivers/net/phy/micrel_ksz8xxx.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+)
diff --git a/drivers/net/phy/micrel_ksz8xxx.c b/drivers/net/phy/micrel_ksz8xxx.c index e27fc45a28..a96813fcfe 100644 --- a/drivers/net/phy/micrel_ksz8xxx.c +++ b/drivers/net/phy/micrel_ksz8xxx.c @@ -81,6 +81,21 @@ 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; @@ -209,6 +224,7 @@ 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);

On Thu, Mar 26, 2020 at 6:25 AM Bryan O'Donoghue bod@denx.de wrote:
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

On Thu, Mar 26, 2020 at 03:54:01AM +0000, Bryan O'Donoghue wrote:
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
Applied to u-boot/next, thanks!
participants (3)
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Bryan O'Donoghue
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Joe Hershberger
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Tom Rini