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authorSteve French <sfrench@us.ibm.com>2005-11-09 14:33:22 -0800
committerSteve French <sfrench@us.ibm.com>2005-11-09 14:33:22 -0800
commite82b3aec8d508d2a925a4c766e97f16b7c4dfb1b (patch)
tree69d5685ef0c194f651a03e30bff14628b4d45400 /drivers/net/ibm_emac/ibm_emac_phy.c
parentec58ef03284f0bfa50a04982b74c8c2325a0758e (diff)
parentad8f76be48d817b48222411ae16a7dfe257bdb24 (diff)
Merge with /pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'drivers/net/ibm_emac/ibm_emac_phy.c')
-rw-r--r--drivers/net/ibm_emac/ibm_emac_phy.c12
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 a27e49cfe43..67935dd33a6 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;
}