tg3: Enable GPHY APD on select devices

GPHY Autopowerdown (APD) is a way to save power when energy is not
detected on the wire.  At the moment, only the 5784 and 5761 are
capable of enabling this mode.

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

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 53684b9b83f9..eba62e2074ca 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -1822,6 +1822,7 @@
 
 #define NIC_SRAM_DATA_CFG_2             0x00000d38
 
+#define  NIC_SRAM_DATA_CFG_2_APD_EN      0x00000400
 #define  SHASTA_EXT_LED_MODE_MASK        0x00018000
 #define  SHASTA_EXT_LED_LEGACY           0x00000000
 #define  SHASTA_EXT_LED_SHARED           0x00008000
@@ -2619,6 +2620,7 @@ struct tg3 {
 #define TG3_FLG3_RGMII_EXT_IBND_RX_EN   0x00000200
 #define TG3_FLG3_RGMII_EXT_IBND_TX_EN   0x00000400
 #define TG3_FLG3_CLKREQ_BUG             0x00000800
+#define TG3_FLG3_PHY_ENABLE_APD         0x00001000
 
         struct timer_list               timer;
         u16                             timer_counter;