[PATCH 2/2] net: phy: micrel: Restore led_mode and clk_sel on resume

From: Leonard Crestez
Date: Tue May 30 2017 - 13:34:33 EST


These bits seem to be lost after a suspend/resume cycle so just set them
again.

This patch fixes ethernet suspend/resume on imx6ul-14x14-evk boards.

Signed-off-by: Leonard Crestez <leonard.crestez@xxxxxxx>
---
drivers/net/phy/micrel.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)

diff --git a/drivers/net/phy/micrel.c b/drivers/net/phy/micrel.c
index 6a5fd18..c53ee17 100644
--- a/drivers/net/phy/micrel.c
+++ b/drivers/net/phy/micrel.c
@@ -700,6 +700,9 @@ static int kszphy_suspend(struct phy_device *phydev)

static int kszphy_resume(struct phy_device *phydev)
{
+ struct kszphy_priv *priv = phydev->priv;
+ int ret;
+
genphy_resume(phydev);

/* Enable PHY Interrupts */
@@ -709,6 +712,18 @@ static int kszphy_resume(struct phy_device *phydev)
phydev->drv->config_intr(phydev);
}

+ if (priv->rmii_ref_clk_sel) {
+ ret = kszphy_rmii_clk_sel(phydev, priv->rmii_ref_clk_sel_val);
+ if (ret) {
+ phydev_err(phydev,
+ "failed to set rmii reference clock\n");
+ return ret;
+ }
+ }
+
+ if (priv->led_mode >= 0)
+ kszphy_setup_led(phydev, priv->type->led_mode_reg, priv->led_mode);
+
return 0;
}

--
2.7.4