LM
/
u-boot
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Initial cleanup of Davinci Ethernet driver 

Removed pointless #ifdefs
 Moved functions around in file in preparation for switch to newer API

Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
This commit is contained in:
Ben Warren 2009-04-27 23:19:10 -07:00
parent 09cdd1b9b0
commit 8cc13c13f1
1 changed files with 69 additions and 77 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

146
drivers/net/davinci_emac.c
View File

@ -42,10 +42,6 @@
#include <miiphy.h> #include <miiphy.h>
#include <asm/arch/emac_defs.h> #include <asm/arch/emac_defs.h>
#ifdef CONFIG_DRIVER_TI_EMAC
#ifdef CONFIG_CMD_NET
unsigned int emac_dbg = 0; unsigned int emac_dbg = 0;
#define debug_emac(fmt,args...) if (emac_dbg) printf(fmt,##args) #define debug_emac(fmt,args...) if (emac_dbg) printf(fmt,##args)
@ -291,77 +287,6 @@ int davinci_eth_miiphy_initialize(bd_t *bis)
} }
#endif #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 */ /* Eth device open */
static int davinci_eth_open(void) static int davinci_eth_open(void)
@ -650,6 +575,73 @@ static int davinci_eth_rcv_packet (void)
return (0); 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;
#endif /* CONFIG_DRIVER_TI_EMAC */ 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);
}