summaryrefslogtreecommitdiffstats
path: root/drivers/net/phy/mdio-octeon.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/phy/mdio-octeon.c')
-rw-r--r--drivers/net/phy/mdio-octeon.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/net/phy/mdio-octeon.c b/drivers/net/phy/mdio-octeon.c
index 61a4461cbda..f443d43edd8 100644
--- a/drivers/net/phy/mdio-octeon.c
+++ b/drivers/net/phy/mdio-octeon.c
@@ -6,6 +6,7 @@
* Copyright (C) 2009 Cavium Networks
*/
+#include <linux/gfp.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/platform_device.h>
@@ -87,6 +88,7 @@ static int octeon_mdiobus_write(struct mii_bus *bus, int phy_id,
static int __init octeon_mdiobus_probe(struct platform_device *pdev)
{
struct octeon_mdiobus *bus;
+ union cvmx_smix_en smi_en;
int i;
int err = -ENOENT;
@@ -102,6 +104,10 @@ static int __init octeon_mdiobus_probe(struct platform_device *pdev)
if (!bus->mii_bus)
goto err;
+ smi_en.u64 = 0;
+ smi_en.s.en = 1;
+ cvmx_write_csr(CVMX_SMIX_EN(bus->unit), smi_en.u64);
+
/*
* Standard Octeon evaluation boards don't support phy
* interrupts, we need to poll.
@@ -132,17 +138,22 @@ err_register:
err:
devm_kfree(&pdev->dev, bus);
+ smi_en.u64 = 0;
+ cvmx_write_csr(CVMX_SMIX_EN(bus->unit), smi_en.u64);
return err;
}
static int __exit octeon_mdiobus_remove(struct platform_device *pdev)
{
struct octeon_mdiobus *bus;
+ union cvmx_smix_en smi_en;
bus = dev_get_drvdata(&pdev->dev);
mdiobus_unregister(bus->mii_bus);
mdiobus_free(bus->mii_bus);
+ smi_en.u64 = 0;
+ cvmx_write_csr(CVMX_SMIX_EN(bus->unit), smi_en.u64);
return 0;
}