diff options
| author |   Matt Carlson <mcarlson@broadcom.com> | 2009-11-02 14:25:06 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2009-11-02 23:39:02 -0800 |
| commit | 52cdf8526fe24f11d300b75458ddee017f3f4c88 (patch) | |
| tree | bbee325ec108529b37633738a69f7830bac876f8 /drivers/net/tg3.h | |
| parent | tg3: Convert PHY_ADDR => TG3_PHY_MII_ADDR (diff) | |
| download | linux-dev-52cdf8526fe24f11d300b75458ddee017f3f4c88.tar.xz linux-dev-52cdf8526fe24f11d300b75458ddee017f3f4c88.zip | |
tg3: Prevent a PCIe tx glitch
This patch prevents a PCIe tx glitch by allowing the transmitter to go
to a low power state.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tg3.h')
| -rw-r--r-- | drivers/net/tg3.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h index 40501cb3b359..530c36b23e80 100644 --- a/drivers/net/tg3.h +++ b/drivers/net/tg3.h @@ -1953,10 +1953,34 @@ #define NIC_SRAM_MBUF_POOL_BASE5705 0x00010000 #define NIC_SRAM_MBUF_POOL_SIZE5705 0x0000e000 + /* Currently this is fixed. */ +#define TG3_PHY_PCIE_ADDR 0x00 #define TG3_PHY_MII_ADDR 0x01 -/* Tigon3 specific PHY MII registers. */ + +/*** Tigon3 specific PHY PCIE registers. ***/ + +#define TG3_PCIEPHY_BLOCK_ADDR 0x1f +#define TG3_PCIEPHY_XGXS_BLK1 0x0801 +#define TG3_PCIEPHY_TXB_BLK 0x0861 +#define TG3_PCIEPHY_BLOCK_SHIFT 4 + +/* TG3_PCIEPHY_TXB_BLK */ +#define TG3_PCIEPHY_TX0CTRL1 0x15 +#define TG3_PCIEPHY_TX0CTRL1_TXOCM 0x0003 +#define TG3_PCIEPHY_TX0CTRL1_RDCTL 0x0008 +#define TG3_PCIEPHY_TX0CTRL1_TXCMV 0x0030 +#define TG3_PCIEPHY_TX0CTRL1_TKSEL 0x0040 +#define TG3_PCIEPHY_TX0CTRL1_NB_EN 0x0400 + +/* TG3_PCIEPHY_XGXS_BLK1 */ +#define TG3_PCIEPHY_PWRMGMT4 0x1a +#define TG3_PCIEPHY_PWRMGMT4_L1PLLPD_EN 0x0038 +#define TG3_PCIEPHY_PWRMGMT4_LOWPWR_EN 0x4000 + + +/*** Tigon3 specific PHY MII registers. ***/ #define TG3_BMCR_SPEED1000 0x0040 #define MII_TG3_CTRL 0x09 /* 1000-baseT control register */ |