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Diffstat (limited to 'drivers/net/atlx/atl1.c')
-rw-r--r--drivers/net/atlx/atl1.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/drivers/net/atlx/atl1.c b/drivers/net/atlx/atl1.c
index 0afe522b8f7b..3beb44e80ba0 100644
--- a/drivers/net/atlx/atl1.c
+++ b/drivers/net/atlx/atl1.c
@@ -638,21 +638,18 @@ static s32 atl1_phy_leave_power_saving(struct atl1_hw *hw)
}
/*
- *TODO: do something or get rid of this
+ * Force the PHY into power saving mode using vendor magic.
*/
#ifdef CONFIG_PM
-static s32 atl1_phy_enter_power_saving(struct atl1_hw *hw)
+static void atl1_phy_enter_power_saving(struct atl1_hw *hw)
{
-/* s32 ret_val;
- * u16 phy_data;
- */
+ atl1_write_phy_reg(hw, MII_DBG_ADDR, 0);
+ atl1_write_phy_reg(hw, MII_DBG_DATA, 0x124E);
+ atl1_write_phy_reg(hw, MII_DBG_ADDR, 2);
+ atl1_write_phy_reg(hw, MII_DBG_DATA, 0x3000);
+ atl1_write_phy_reg(hw, MII_DBG_ADDR, 3);
+ atl1_write_phy_reg(hw, MII_DBG_DATA, 0);
-/*
- ret_val = atl1_write_phy_reg(hw, ...);
- ret_val = atl1_write_phy_reg(hw, ...);
- ....
-*/
- return 0;
}
#endif