diff options
| author | Mugunthan V N <mugunthanvnm@ti.com> | 2013-06-11 12:02:05 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-06-13 11:56:54 +0200 |
| commit | cc60ab0a8b5b62ea6b5cc1c6397adb5b4bd41271 (patch) | |
| tree | c016cca4d63e8da8d93d76e6e7e214c13deed3cb | |
| parent | drivers: net: davinci_mdio: moving mdio resume earlier than cpsw ethernet driver (diff) | |
| download | linux-cc60ab0a8b5b62ea6b5cc1c6397adb5b4bd41271.tar.xz linux-cc60ab0a8b5b62ea6b5cc1c6397adb5b4bd41271.zip | |
drivers: net: davinci_mdio: restore mdio clk divider in mdio resume
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>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/ethernet/ti/davinci_mdio.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/net/ethernet/ti/davinci_mdio.c b/drivers/net/ethernet/ti/davinci_mdio.c index 74e56b3fba11..c47f0dbcebb5 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); |