diff options
Diffstat (limited to 'cpu/arm926ejs/davinci/lxt972.c')
| -rw-r--r-- | cpu/arm926ejs/davinci/lxt972.c | 39 |
1 files changed, 12 insertions, 27 deletions
diff --git a/cpu/arm926ejs/davinci/lxt972.c b/cpu/arm926ejs/davinci/lxt972.c index 620e7bb..8130b48 100644 --- a/cpu/arm926ejs/davinci/lxt972.c +++ b/cpu/arm926ejs/davinci/lxt972.c @@ -37,7 +37,7 @@ int lxt972_is_phy_connected(int phy_addr) { - u_int16_t id1, id2; + u_int16_t id1, id2; if (!dm644x_eth_phy_read(phy_addr, PHY_PHYIDR1, &id1)) return(0); @@ -52,8 +52,8 @@ int lxt972_is_phy_connected(int phy_addr) int lxt972_get_link_speed(int phy_addr) { - u_int16_t stat1, tmp; - volatile emac_regs* emac = (emac_regs *)EMAC_BASE_ADDR; + u_int16_t stat1, tmp; + volatile emac_regs *emac = (emac_regs *)EMAC_BASE_ADDR; if (!dm644x_eth_phy_read(phy_addr, PHY_LXT971_STAT2, &stat1)) return(0); @@ -71,37 +71,23 @@ int lxt972_get_link_speed(int phy_addr) if (!dm644x_eth_phy_read(phy_addr, PHY_LXT971_DIG_CFG, &tmp)) return(0); - /* Speed doesn't matter, there is no setting for it in EMAC... */ - if (stat1 & PHY_LXT971_STAT2_100BTX) { - if (stat1 & PHY_LXT971_STAT2_DUPLEX_MODE) { - /* set DM644x EMAC for Full Duplex */ - emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE | EMAC_MACCONTROL_FULLDUPLEX_ENABLE; - } else { - /*set DM644x EMAC for Half Duplex */ - emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE; - } - - return(1); + if (stat1 & PHY_LXT971_STAT2_DUPLEX_MODE) { + /* set DM644x EMAC for Full Duplex */ + emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE | + EMAC_MACCONTROL_FULLDUPLEX_ENABLE; } else { - if (stat1 & PHY_LXT971_STAT2_DUPLEX_MODE) { - /* set DM644x EMAC for Full Duplex */ - emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE | EMAC_MACCONTROL_FULLDUPLEX_ENABLE; - } else { - /*set DM644x EMAC for Half Duplex */ - emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE; - } - - return(1); + /*set DM644x EMAC for Half Duplex */ + emac->MACCONTROL = EMAC_MACCONTROL_MIIEN_ENABLE; } - return(0); + return(1); } int lxt972_init_phy(int phy_addr) { - int ret = 1; + int ret = 1; if (!lxt972_get_link_speed(phy_addr)) { /* Try another time */ @@ -117,8 +103,7 @@ int lxt972_init_phy(int phy_addr) int lxt972_auto_negotiate(int phy_addr) { - u_int16_t tmp; - + u_int16_t tmp; if (!dm644x_eth_phy_read(phy_addr, PHY_BMCR, &tmp)) return(0); |