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-rw-r--r--drivers/net/phy/atheros.c37
1 files changed, 36 insertions, 1 deletions
diff --git a/drivers/net/phy/atheros.c b/drivers/net/phy/atheros.c
index 694a338..b34cdd3 100644
--- a/drivers/net/phy/atheros.c
+++ b/drivers/net/phy/atheros.c
@@ -8,6 +8,15 @@
*/
#include <phy.h>
+#define AR803x_PHY_DEBUG_ADDR_REG 0x1d
+#define AR803x_PHY_DEBUG_DATA_REG 0x1e
+
+#define AR803x_DEBUG_REG_5 0x5
+#define AR803x_RGMII_TX_CLK_DLY 0x100
+
+#define AR803x_DEBUG_REG_0 0x0
+#define AR803x_RGMII_RX_CLK_DLY 0x8000
+
static int ar8021_config(struct phy_device *phydev)
{
phy_write(phydev, MDIO_DEVAD_NONE, 0x1d, 0x05);
@@ -17,6 +26,32 @@ static int ar8021_config(struct phy_device *phydev)
return 0;
}
+static int ar8031_config(struct phy_device *phydev)
+{
+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII_TXID ||
+ phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
+ phy_write(phydev, MDIO_DEVAD_NONE, AR803x_PHY_DEBUG_ADDR_REG,
+ AR803x_DEBUG_REG_5);
+ phy_write(phydev, MDIO_DEVAD_NONE, AR803x_PHY_DEBUG_DATA_REG,
+ AR803x_RGMII_TX_CLK_DLY);
+ }
+
+ if (phydev->interface == PHY_INTERFACE_MODE_RGMII_RXID ||
+ phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) {
+ phy_write(phydev, MDIO_DEVAD_NONE, AR803x_PHY_DEBUG_ADDR_REG,
+ AR803x_DEBUG_REG_0);
+ phy_write(phydev, MDIO_DEVAD_NONE, AR803x_PHY_DEBUG_DATA_REG,
+ AR803x_RGMII_RX_CLK_DLY);
+ }
+
+ phydev->supported = phydev->drv->features;
+
+ genphy_config_aneg(phydev);
+ genphy_restart_aneg(phydev);
+
+ return 0;
+}
+
static int ar8035_config(struct phy_device *phydev)
{
int regval;
@@ -70,7 +105,7 @@ static struct phy_driver AR8031_driver = {
.uid = 0x4dd074,
.mask = 0xffffffef,
.features = PHY_GBIT_FEATURES,
- .config = ar8035_config,
+ .config = ar8031_config,
.startup = genphy_startup,
.shutdown = genphy_shutdown,
};