[RESEND PATCH v1 1/4] net: ethernet: arc: Probe emac after set RMII clock

Xing Zheng
2015-12-28T07:22:18Z

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-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
---

drivers/net/ethernet/arc/emac_rockchip.c | 11 +++++++----
1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/net/ethernet/arc/emac_rockchip.c b/drivers/net/ethernet/arc/emac_rockchip.c
index c31c740..36e9eb1 100644
--- a/drivers/net/ethernet/arc/emac_rockchip.c
+++ b/drivers/net/ethernet/arc/emac_rockchip.c
@@ -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:
--
1.7.9.5