diff options
Diffstat (limited to 'drivers/net/gianfar.c')
-rw-r--r-- | drivers/net/gianfar.c | 39 |
1 files changed, 37 insertions, 2 deletions
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index 6bf18c82083d..baa35144134c 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c | |||
@@ -9,7 +9,7 @@ | |||
9 | * Author: Andy Fleming | 9 | * Author: Andy Fleming |
10 | * Maintainer: Kumar Gala | 10 | * Maintainer: Kumar Gala |
11 | * | 11 | * |
12 | * Copyright (c) 2002-2004 Freescale Semiconductor, Inc. | 12 | * Copyright (c) 2002-2006 Freescale Semiconductor, Inc. |
13 | * | 13 | * |
14 | * This program is free software; you can redistribute it and/or modify it | 14 | * This program is free software; you can redistribute it and/or modify it |
15 | * under the terms of the GNU General Public License as published by the | 15 | * under the terms of the GNU General Public License as published by the |
@@ -398,6 +398,38 @@ static int gfar_remove(struct platform_device *pdev) | |||
398 | } | 398 | } |
399 | 399 | ||
400 | 400 | ||
401 | /* Reads the controller's registers to determine what interface | ||
402 | * connects it to the PHY. | ||
403 | */ | ||
404 | static phy_interface_t gfar_get_interface(struct net_device *dev) | ||
405 | { | ||
406 | struct gfar_private *priv = netdev_priv(dev); | ||
407 | u32 ecntrl = gfar_read(&priv->regs->ecntrl); | ||
408 | |||
409 | if (ecntrl & ECNTRL_SGMII_MODE) | ||
410 | return PHY_INTERFACE_MODE_SGMII; | ||
411 | |||
412 | if (ecntrl & ECNTRL_TBI_MODE) { | ||
413 | if (ecntrl & ECNTRL_REDUCED_MODE) | ||
414 | return PHY_INTERFACE_MODE_RTBI; | ||
415 | else | ||
416 | return PHY_INTERFACE_MODE_TBI; | ||
417 | } | ||
418 | |||
419 | if (ecntrl & ECNTRL_REDUCED_MODE) { | ||
420 | if (ecntrl & ECNTRL_REDUCED_MII_MODE) | ||
421 | return PHY_INTERFACE_MODE_RMII; | ||
422 | else | ||
423 | return PHY_INTERFACE_MODE_RGMII; | ||
424 | } | ||
425 | |||
426 | if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_GIGABIT) | ||
427 | return PHY_INTERFACE_MODE_GMII; | ||
428 | |||
429 | return PHY_INTERFACE_MODE_MII; | ||
430 | } | ||
431 | |||
432 | |||
401 | /* Initializes driver's PHY state, and attaches to the PHY. | 433 | /* Initializes driver's PHY state, and attaches to the PHY. |
402 | * Returns 0 on success. | 434 | * Returns 0 on success. |
403 | */ | 435 | */ |
@@ -409,6 +441,7 @@ static int init_phy(struct net_device *dev) | |||
409 | SUPPORTED_1000baseT_Full : 0; | 441 | SUPPORTED_1000baseT_Full : 0; |
410 | struct phy_device *phydev; | 442 | struct phy_device *phydev; |
411 | char phy_id[BUS_ID_SIZE]; | 443 | char phy_id[BUS_ID_SIZE]; |
444 | phy_interface_t interface; | ||
412 | 445 | ||
413 | priv->oldlink = 0; | 446 | priv->oldlink = 0; |
414 | priv->oldspeed = 0; | 447 | priv->oldspeed = 0; |
@@ -416,7 +449,9 @@ static int init_phy(struct net_device *dev) | |||
416 | 449 | ||
417 | snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, priv->einfo->bus_id, priv->einfo->phy_id); | 450 | snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, priv->einfo->bus_id, priv->einfo->phy_id); |
418 | 451 | ||
419 | phydev = phy_connect(dev, phy_id, &adjust_link, 0); | 452 | interface = gfar_get_interface(dev); |
453 | |||
454 | phydev = phy_connect(dev, phy_id, &adjust_link, 0, interface); | ||
420 | 455 | ||
421 | if (IS_ERR(phydev)) { | 456 | if (IS_ERR(phydev)) { |
422 | printk(KERN_ERR "%s: Could not attach to PHY\n", dev->name); | 457 | printk(KERN_ERR "%s: Could not attach to PHY\n", dev->name); |