diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/davinci_emac.c | 146 |
1 files changed, 69 insertions, 77 deletions
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index f6f81df..f5cec05 100644 --- a/drivers/net/davinci_emac.c +++ b/drivers/net/davinci_emac.c @@ -42,10 +42,6 @@ #include <miiphy.h> #include <asm/arch/emac_defs.h> -#ifdef CONFIG_DRIVER_TI_EMAC - -#ifdef CONFIG_CMD_NET - unsigned int emac_dbg = 0; #define debug_emac(fmt,args...) if (emac_dbg) printf(fmt,##args) @@ -291,77 +287,6 @@ int davinci_eth_miiphy_initialize(bd_t *bis) } #endif -/* - * This function initializes the emac hardware. It does NOT initialize - * EMAC modules power or pin multiplexors, that is done by board_init() - * much earlier in bootup process. Returns 1 on success, 0 otherwise. - */ -static int davinci_eth_hw_init(void) -{ - u_int32_t phy_id; - u_int16_t tmp; - int i; - - davinci_eth_mdio_enable(); - - for (i = 0; i < 256; i++) { - if (adap_mdio->ALIVE) - break; - udelay(10); - } - - if (i >= 256) { - printf("No ETH PHY detected!!!\n"); - return(0); - } - - /* Find if a PHY is connected and get it's address */ - if (!davinci_eth_phy_detect()) - return(0); - - /* Get PHY ID and initialize phy_ops for a detected PHY */ - if (!davinci_eth_phy_read(active_phy_addr, PHY_PHYIDR1, &tmp)) { - active_phy_addr = 0xff; - return(0); - } - - phy_id = (tmp << 16) & 0xffff0000; - - if (!davinci_eth_phy_read(active_phy_addr, PHY_PHYIDR2, &tmp)) { - active_phy_addr = 0xff; - return(0); - } - - phy_id |= tmp & 0x0000ffff; - - switch (phy_id) { - case PHY_LXT972: - sprintf(phy.name, "LXT972 @ 0x%02x", active_phy_addr); - phy.init = lxt972_init_phy; - phy.is_phy_connected = lxt972_is_phy_connected; - phy.get_link_speed = lxt972_get_link_speed; - phy.auto_negotiate = lxt972_auto_negotiate; - break; - case PHY_DP83848: - sprintf(phy.name, "DP83848 @ 0x%02x", active_phy_addr); - phy.init = dp83848_init_phy; - phy.is_phy_connected = dp83848_is_phy_connected; - phy.get_link_speed = dp83848_get_link_speed; - phy.auto_negotiate = dp83848_auto_negotiate; - break; - default: - sprintf(phy.name, "GENERIC @ 0x%02x", active_phy_addr); - phy.init = gen_init_phy; - phy.is_phy_connected = gen_is_phy_connected; - phy.get_link_speed = gen_get_link_speed; - phy.auto_negotiate = gen_auto_negotiate; - } - - printf("Ethernet PHY: %s\n", phy.name); - - return(1); -} - /* Eth device open */ static int davinci_eth_open(void) @@ -650,6 +575,73 @@ static int davinci_eth_rcv_packet (void) return (0); } -#endif /* CONFIG_CMD_NET */ +/* + * This function initializes the emac hardware. It does NOT initialize + * EMAC modules power or pin multiplexors, that is done by board_init() + * much earlier in bootup process. Returns 1 on success, 0 otherwise. + */ +static int davinci_eth_hw_init(void) +{ + u_int32_t phy_id; + u_int16_t tmp; + int i; + + davinci_eth_mdio_enable(); + + for (i = 0; i < 256; i++) { + if (adap_mdio->ALIVE) + break; + udelay(10); + } + + if (i >= 256) { + printf("No ETH PHY detected!!!\n"); + return(0); + } + + /* Find if a PHY is connected and get it's address */ + if (!davinci_eth_phy_detect()) + return(0); + + /* Get PHY ID and initialize phy_ops for a detected PHY */ + if (!davinci_eth_phy_read(active_phy_addr, PHY_PHYIDR1, &tmp)) { + active_phy_addr = 0xff; + return(0); + } -#endif /* CONFIG_DRIVER_TI_EMAC */ + phy_id = (tmp << 16) & 0xffff0000; + + if (!davinci_eth_phy_read(active_phy_addr, PHY_PHYIDR2, &tmp)) { + active_phy_addr = 0xff; + return(0); + } + + phy_id |= tmp & 0x0000ffff; + + switch (phy_id) { + case PHY_LXT972: + sprintf(phy.name, "LXT972 @ 0x%02x", active_phy_addr); + phy.init = lxt972_init_phy; + phy.is_phy_connected = lxt972_is_phy_connected; + phy.get_link_speed = lxt972_get_link_speed; + phy.auto_negotiate = lxt972_auto_negotiate; + break; + case PHY_DP83848: + sprintf(phy.name, "DP83848 @ 0x%02x", active_phy_addr); + phy.init = dp83848_init_phy; + phy.is_phy_connected = dp83848_is_phy_connected; + phy.get_link_speed = dp83848_get_link_speed; + phy.auto_negotiate = dp83848_auto_negotiate; + break; + default: + sprintf(phy.name, "GENERIC @ 0x%02x", active_phy_addr); + phy.init = gen_init_phy; + phy.is_phy_connected = gen_is_phy_connected; + phy.get_link_speed = gen_get_link_speed; + phy.auto_negotiate = gen_auto_negotiate; + } + + printf("Ethernet PHY: %s\n", phy.name); + + return(1); +} |