diff options
Diffstat (limited to 'drivers/net/ibm_emac/ibm_emac_phy.c')
| -rw-r--r-- | drivers/net/ibm_emac/ibm_emac_phy.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/net/ibm_emac/ibm_emac_phy.c b/drivers/net/ibm_emac/ibm_emac_phy.c index a27e49cfe43b..67935dd33a65 100644 --- a/drivers/net/ibm_emac/ibm_emac_phy.c +++ b/drivers/net/ibm_emac/ibm_emac_phy.c @@ -236,12 +236,16 @@ static struct mii_phy_def genmii_phy_def = { }; /* CIS8201 */ +#define MII_CIS8201_10BTCSR 0x16 +#define TENBTCSR_ECHO_DISABLE 0x2000 #define MII_CIS8201_EPCR 0x17 #define EPCR_MODE_MASK 0x3000 #define EPCR_GMII_MODE 0x0000 #define EPCR_RGMII_MODE 0x1000 #define EPCR_TBI_MODE 0x2000 #define EPCR_RTBI_MODE 0x3000 +#define MII_CIS8201_ACSR 0x1c +#define ACSR_PIN_PRIO_SELECT 0x0004 static int cis8201_init(struct mii_phy *phy) { @@ -269,6 +273,14 @@ static int cis8201_init(struct mii_phy *phy) } phy_write(phy, MII_CIS8201_EPCR, epcr); + + /* MII regs override strap pins */ + phy_write(phy, MII_CIS8201_ACSR, + phy_read(phy, MII_CIS8201_ACSR) | ACSR_PIN_PRIO_SELECT); + + /* Disable TX_EN -> CRS echo mode, otherwise 10/HDX doesn't work */ + phy_write(phy, MII_CIS8201_10BTCSR, + phy_read(phy, MII_CIS8201_10BTCSR) | TENBTCSR_ECHO_DISABLE); return 0; } |