From 4085f746db1b7d6b292cf27cc713a13a1fcb2681 Mon Sep 17 00:00:00 2001 From: Nick Nunley Date: Mon, 26 Jul 2010 13:15:06 +0000 Subject: igb: add support for SGMII-based MDIO PHYs This patch adds support for external MDIO PHYs, in addition to the standard SFP support for SGMII PHYs over the I2C interface. Signed-off-by: Nicholas Nunley Tested-by: Jeff Pieper Signed-off-by: Jeff Kirsher Signed-off-by: David S. Miller --- drivers/net/igb/e1000_defines.h | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'drivers/net/igb/e1000_defines.h') diff --git a/drivers/net/igb/e1000_defines.h b/drivers/net/igb/e1000_defines.h index 90bc29d7e182..1d4767f5f110 100644 --- a/drivers/net/igb/e1000_defines.h +++ b/drivers/net/igb/e1000_defines.h @@ -468,6 +468,11 @@ #define E1000_TIMINCA_16NS_SHIFT 24 +#define E1000_MDICNFG_EXT_MDIO 0x80000000 /* MDI ext/int destination */ +#define E1000_MDICNFG_COM_MDIO 0x40000000 /* MDI shared w/ lan 0 */ +#define E1000_MDICNFG_PHY_MASK 0x03E00000 +#define E1000_MDICNFG_PHY_SHIFT 21 + /* PCI Express Control */ #define E1000_GCR_CMPL_TMOUT_MASK 0x0000F000 #define E1000_GCR_CMPL_TMOUT_10ms 0x00001000 @@ -698,12 +703,17 @@ #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X 0x0800 /* MDI Control */ +#define E1000_MDIC_DATA_MASK 0x0000FFFF +#define E1000_MDIC_REG_MASK 0x001F0000 #define E1000_MDIC_REG_SHIFT 16 +#define E1000_MDIC_PHY_MASK 0x03E00000 #define E1000_MDIC_PHY_SHIFT 21 #define E1000_MDIC_OP_WRITE 0x04000000 #define E1000_MDIC_OP_READ 0x08000000 #define E1000_MDIC_READY 0x10000000 +#define E1000_MDIC_INT_EN 0x20000000 #define E1000_MDIC_ERROR 0x40000000 +#define E1000_MDIC_DEST 0x80000000 /* SerDes Control */ #define E1000_GEN_CTL_READY 0x80000000 -- cgit v1.2.1