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[net,2/2] drivers: net: davinci_mdio: restore mdio clk divider in mdio resume

Message ID 1370944925-11374-3-git-send-email-mugunthanvnm@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Mugunthan V N June 11, 2013, 10:02 a.m. UTC
During suspend resume cycle all the register data is lost, so MDIO
clock divier value gets reset. This patch restores the clock divider
value.

Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
---
 drivers/net/ethernet/ti/davinci_mdio.c |    5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
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Patch

diff --git a/drivers/net/ethernet/ti/davinci_mdio.c b/drivers/net/ethernet/ti/davinci_mdio.c
index 74e56b3..c47f0db 100644
--- a/drivers/net/ethernet/ti/davinci_mdio.c
+++ b/drivers/net/ethernet/ti/davinci_mdio.c
@@ -459,15 +459,12 @@  static int davinci_mdio_suspend(struct device *dev)
 static int davinci_mdio_resume(struct device *dev)
 {
 	struct davinci_mdio_data *data = dev_get_drvdata(dev);
-	u32 ctrl;
 
 	pm_runtime_get_sync(data->dev);
 
 	spin_lock(&data->lock);
 	/* restart the scan state machine */
-	ctrl = __raw_readl(&data->regs->control);
-	ctrl |= CONTROL_ENABLE;
-	__raw_writel(ctrl, &data->regs->control);
+	__davinci_mdio_reset(data);
 
 	data->suspended = false;
 	spin_unlock(&data->lock);