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net: phy: add support for Micrel's KSZ9021

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Add the gigabit phy KSZ9021.
Also, add function ksz9021_phy_extended_write
/_read for access to the phys extended registers.
The environment variable "disable_giga"
can be used to disable 1000baseTx.

Signed-off-by: Troy Kisky <troy.kisky@boundarydevices.com>
Acked-by: Dirk Behme <dirk.behme@de.bosch.com>
This commit is contained in:
Troy Kisky 2012-02-07 14:08:48 +00:00 • committed by Albert ARIBAUD
parent 13947f43c9
commit 8682aba7da
3 changed files with 104 additions and 0 deletions
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include/phy.h
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@ -207,6 +207,7 @@ int phy_config(struct phy_device *phydev);
int phy_shutdown(struct phy_device *phydev);
int phy_register(struct phy_driver *drv);
int genphy_config_aneg(struct phy_device *phydev);
int genphy_restart_aneg(struct phy_device *phydev);
int genphy_update_link(struct phy_device *phydev);
int genphy_config(struct phy_device *phydev);
int genphy_startup(struct phy_device *phydev);