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tg3: Enable GPHY APD on select devices

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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>
This commit is contained in:
Matt Carlson
2008-11-21 17:18:59 -08:00
committed by David S. Miller
parent 5e7dfd0fb9
commit 6833c043f9
2 changed files with 48 additions and 6 deletions
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2
drivers/net/tg3.h
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@@ -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;