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net: ethernet: arc: Probe emac after set RMII clock

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After enter arc_emac_probe, emac will get_phy_id, phy_poll_reset and
other connecting PHY via mdiobus_read, so we need to set correct
ref clock rate for emac before probe emac.

Signed-off-by: Xing Zheng <zhengxing@rock-chips.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Xing Zheng 2016-01-08 09:35:00 +08:00 committed by David S. Miller
parent 0652cb5b8b
commit c9bca2fe3c
1 changed files with 7 additions and 4 deletions
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11
drivers/net/ethernet/arc/emac_rockchip.c
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@ -164,10 +164,6 @@ static int emac_rockchip_probe(struct platform_device *pdev)
}
}
err = arc_emac_probe(ndev, interface);
if (err)
goto out_regulator_disable;
/* write-enable bits */
data = GRF_MODE_ENABLE_BIT | GRF_SPEED_ENABLE_BIT;
@ -184,6 +180,13 @@ static int emac_rockchip_probe(struct platform_device *pdev)
err = clk_set_rate(priv->refclk, 50000000);
if (err)
dev_err(dev, "failed to change reference clock rate (%d)\n", err);
err = arc_emac_probe(ndev, interface);
if (err) {
dev_err(dev, "failed to probe arc emac (%d)\n", err);
goto out_regulator_disable;
}
return 0;
out_regulator_disable: