From f655adef65e4cf6b929054b049ee19ae9b5ccbe2 Mon Sep 17 00:00:00 2001 From: Kim Phillips Date: Wed, 27 Feb 2008 15:06:39 -0600 Subject: net: uec_phy: handle 88e1111 rev.B2 erratum 5.6 erratum 5.6 states the autoneg completion bit is functional only if the autoneg bit is asserted. This fixes any secondarily-issued networking commands on non-gigabit links on the mpc8360 mds board. Signed-off-by: Kim Phillips --- drivers/qe/uec_phy.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/qe') diff --git a/drivers/qe/uec_phy.c b/drivers/qe/uec_phy.c index c549b6bb9..cf9921b37 100644 --- a/drivers/qe/uec_phy.c +++ b/drivers/qe/uec_phy.c @@ -574,6 +574,7 @@ void marvell_phy_interface_mode (struct eth_device *dev, { uec_private_t *uec = (uec_private_t *) dev->priv; struct uec_mii_info *mii_info; + u16 status; if (!uec->mii_info) { printf ("%s: the PHY not intialized\n", __FUNCTION__); @@ -609,6 +610,13 @@ void marvell_phy_interface_mode (struct eth_device *dev, phy_write (mii_info, 0x00, 0x8100); udelay (1000000); } + + /* handle 88e1111 rev.B2 erratum 5.6 */ + if (mii_info->autoneg) { + status = phy_read (mii_info, PHY_BMCR); + phy_write (mii_info, PHY_BMCR, status | PHY_BMCR_AUTON); + } + /* now the B2 will correctly report autoneg completion status */ } void change_phy_interface_mode (struct eth_device *dev, enet_interface_e mode) -- cgit v1.2.3