To access the PHY, the MAC registers must be initialized. Call the init function in probe() to make it so, otherwise the PHY ID readout returns all zeroes.

Signed-off-by: Marek Vasut marek.vasut+renesas@gmail.com Cc: Joe Hershberger joe.hershberger@ni.com Cc: Nobuhiro Iwamatsu iwamatsu@nigauri.org --- NOTE: This is for 2020.04 --- drivers/net/sh_eth.c | 4 ++++ 1 file changed, 4 insertions(+)

diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c index 183e8e3083..f8e5d05722 100644 --- a/drivers/net/sh_eth.c +++ b/drivers/net/sh_eth.c @@ -859,6 +859,10 @@ static int sh_ether_probe(struct udevice *udev) goto err_mdio_register; #endif

+ ret = sh_eth_init_common(eth, pdata->enetaddr); + if (ret) + goto err_phy_config; + ret = sh_eth_phy_config(udev); if (ret) { printf(SHETHER_NAME ": phy config timeout\n");