tg3 / broadcom: Add APD support for GPHYs

This patch adds an RXC auto power-down feature to the code that supports
the gphys.

Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 369ddba95821..f74bf91e78cc 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1097,11 +1097,13 @@ static int tg3_mdio_init(struct tg3 *tp)
         switch (phydev->drv->phy_id & phydev->drv->phy_id_mask) {
         case TG3_PHY_ID_BCM57780:
                 phydev->interface = PHY_INTERFACE_MODE_GMII;
+                phydev->dev_flags |= PHY_BRCM_AUTO_PWRDWN_ENABLE;
                 break;
         case TG3_PHY_ID_BCM50610:
         case TG3_PHY_ID_BCM50610M:
                 phydev->dev_flags |= PHY_BRCM_CLEAR_RGMII_MODE |
-                                     PHY_BRCM_RX_REFCLK_UNUSED;
+                                     PHY_BRCM_RX_REFCLK_UNUSED |
+                                     PHY_BRCM_AUTO_PWRDWN_ENABLE;
                 if (tp->tg3_flags3 & TG3_FLG3_RGMII_STD_IBND_DISABLE)
                         phydev->dev_flags |= PHY_BRCM_STD_IBND_DISABLE;
                 if (tp->tg3_flags3 & TG3_FLG3_RGMII_EXT_IBND_RX_EN)