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svn_rev_579 

miiphy
This commit is contained in:
Sascha Hauer 2007-07-05 18:02:06 +02:00 committed by Sascha Hauer
parent 5fd7544b32
commit 9ff9f6a5ef
4 changed files with 23 additions and 22 deletions
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2
drivers/net/fec_mpc5200.c
View File

@ -15,7 +15,7 @@
#include <driver.h>
#include <asm/arch/sdma.h>
#include <asm/arch/fec.h>
#include <mii_phy.h>
#include <miiphy.h>
#include "fec_mpc5200.h"
DECLARE_GLOBAL_DATA_PTR;

1
drivers/net/fec_mpc5200.h
View File

@ -14,7 +14,6 @@
#include <common.h>
#include <mpc5xxx.h>
#include <asm/arch/sdma.h>
#include <mii_phy.h>
typedef unsigned long uint32;
typedef unsigned short uint16;

40
drivers/net/miiphy.c
View File

@ -1,7 +1,7 @@
#include <common.h>
#include <driver.h>
#include <init.h>
#include <mii_phy.h>
#include <miiphy.h>
int miiphy_restart_aneg(struct miiphy_device *mdev)
{
@ -11,13 +11,13 @@ int miiphy_restart_aneg(struct miiphy_device *mdev)
/*
* Reset PHY, then delay 300ns
*/
mdev->write(mdev, mdev->address, PHY_BMCR, PHY_BMCR_RESET);
mdev->write(mdev, mdev->address, MII_BMCR, BMCR_RESET);
udelay(1000);
if (mdev->flags & MIIPHY_FORCE_10) {
printf("Forcing 10 Mbps ethernet link... ");
mdev->read(mdev, mdev->address, PHY_BMSR, &status);
mdev->write(mdev, mdev->address, PHY_BMCR, PHY_BMCR_DPLX | PHY_BMCR_COL_TST);
mdev->read(mdev, mdev->address, MII_BMSR, &status);
mdev->write(mdev, mdev->address, MII_BMCR, BMCR_FULLDPLX | BMCR_CTST);
timeout = 20;
do { /* wait for link status to go down */
@ -28,16 +28,16 @@ int miiphy_restart_aneg(struct miiphy_device *mdev)
#endif
break;
}
mdev->read(mdev, mdev->address, PHY_BMSR, &status);
} while (status & PHY_BMSR_LS);
mdev->read(mdev, mdev->address, MII_BMSR, &status);
} while (status & BMSR_LSTATUS);
} else { /* MII100 */
/*
* Set the auto-negotiation advertisement register bits
*/
mdev->write(mdev, mdev->address, PHY_ANAR, 0x01e1);
mdev->write(mdev, mdev->address, MII_ADVERTISE, ADVERTISE_ALL);
mdev->write(mdev, mdev->address, PHY_BMCR, PHY_BMCR_AUTON | PHY_BMCR_RST_NEG);
mdev->write(mdev, mdev->address, MII_BMCR, BMCR_ANENABLE | BMCR_ANRESTART);
}
return 0;
@ -60,37 +60,37 @@ int miiphy_wait_aneg(struct miiphy_device *mdev)
return -1;
}
if (mdev->read(mdev, mdev->address, PHY_BMSR, &status)) {
if (mdev->read(mdev, mdev->address, MII_BMSR, &status)) {
printf("%s: Autonegotiation failed. status: 0x%04x\n", mdev->dev.id, status);
return -1;
}
} while (!(status & PHY_BMSR_LS));
} while (!(status & BMSR_LSTATUS));
return 0;
}
int miiphy_print_status(struct miiphy_device *mdev)
{
uint16_t bmsr, bmcr, anlpar;
uint16_t bmsr, bmcr, lpa;
char *duplex;
int speed;
if (mdev->read(mdev, mdev->address, PHY_BMSR, &bmsr) != 0)
if (mdev->read(mdev, mdev->address, MII_BMSR, &bmsr) != 0)
goto err_out;
if (mdev->read(mdev, mdev->address, PHY_BMCR, &bmcr) != 0)
if (mdev->read(mdev, mdev->address, MII_BMCR, &bmcr) != 0)
goto err_out;
if (mdev->read(mdev, mdev->address, PHY_ANLPAR, &anlpar) != 0)
if (mdev->read(mdev, mdev->address, MII_LPA, &lpa) != 0)
goto err_out;
printf("%s: Link is %s", mdev->dev.id,
bmsr & PHY_BMSR_LS ? "up" : "down");
bmsr & BMSR_LSTATUS ? "up" : "down");
if (bmcr & PHY_BMCR_AUTON) {
duplex = (PHY_ANLPAR_10FD | PHY_ANLPAR_TXFD) ? "Full" : "Half";
speed = anlpar & PHY_ANLPAR_100 ? 100 : 10;
if (bmcr & BMCR_ANENABLE) {
duplex = lpa & LPA_DUPLEX ? "Full" : "Half";
speed = lpa & LPA_100 ? 100 : 10;
} else {
duplex = bmcr & PHY_BMCR_DPLX ? "Full" : "Half";
speed = bmcr & PHY_BMCR_100MB ? 100 : 10;
duplex = bmcr & BMCR_FULLDPLX ? "Full" : "Half";
speed = bmcr & BMCR_SPEED100 ? 100 : 10;
}
printf(" - %d/%s\n", speed, duplex);

2
include/miiphy.h
View File

@ -8,6 +8,8 @@
#ifndef _MII_PHY_H_
#define _MII_PHY_H_
#include <driver.h>
#define MIIPHY_FORCE_10 1
#define MII_BMCR 0x00 /* Basic mode control register */