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| author | Michael Schwingen <michael@schwingen.org> | 2011-05-23 00:00:08 +0200 |
|---|---|---|
| committer | Albert ARIBAUD <albert.u.boot@aribaud.net> | 2011-06-23 08:25:18 +0200 |
| commit | d697d79f8d6b30a33e06ad729e5807a7acd0a760 (patch) | |
| tree | 911ddcfd51ebdccc254f312e2e1c73de13129e0c | |
| parent | 080b7643fb93ad058ab40da27533d7b9ed8b6c6d (diff) | |
| download | u-boot-imx-d697d79f8d6b30a33e06ad729e5807a7acd0a760.zip u-boot-imx-d697d79f8d6b30a33e06ad729e5807a7acd0a760.tar.gz u-boot-imx-d697d79f8d6b30a33e06ad729e5807a7acd0a760.tar.bz2 | |
IXP NPE: add support for fixed-speed MII ports
Signed-off-by: Michael Schwingen <michael@schwingen.org>
| -rw-r--r-- | arch/arm/cpu/ixp/npe/npe.c | 67 |
1 files changed, 42 insertions, 25 deletions
diff --git a/arch/arm/cpu/ixp/npe/npe.c b/arch/arm/cpu/ixp/npe/npe.c index 6d92c53..f0e02bf 100644 --- a/arch/arm/cpu/ixp/npe/npe.c +++ b/arch/arm/cpu/ixp/npe/npe.c @@ -359,36 +359,53 @@ static int npe_init(struct eth_device *dev, bd_t * bis) debug("%s: 1\n", __FUNCTION__); - miiphy_read (dev->name, p_npe->phy_no, MII_BMSR, ®_short); - - /* - * Wait if PHY is capable of autonegotiation and autonegotiation is not complete - */ - if ((reg_short & BMSR_ANEGCAPABLE) && !(reg_short & BMSR_ANEGCOMPLETE)) { - puts ("Waiting for PHY auto negotiation to complete"); - i = 0; - while (!(reg_short & BMSR_ANEGCOMPLETE)) { - /* - * Timeout reached ? - */ - if (i > PHY_AUTONEGOTIATE_TIMEOUT) { - puts (" TIMEOUT !\n"); - break; - } +#ifdef CONFIG_MII_NPE0_FIXEDLINK + if (0 == p_npe->eth_id) { + speed = CONFIG_MII_NPE0_SPEED; + duplex = CONFIG_MII_NPE0_FULLDUPLEX ? FULL : HALF; + } else +#endif +#ifdef CONFIG_MII_NPE1_FIXEDLINK + if (1 == p_npe->eth_id) { + speed = CONFIG_MII_NPE1_SPEED; + duplex = CONFIG_MII_NPE1_FULLDUPLEX ? FULL : HALF; + } else +#endif + { + miiphy_read(dev->name, p_npe->phy_no, MII_BMSR, ®_short); + + /* + * Wait if PHY is capable of autonegotiation and + * autonegotiation is not complete + */ + if ((reg_short & BMSR_ANEGCAPABLE) && + !(reg_short & BMSR_ANEGCOMPLETE)) { + puts("Waiting for PHY auto negotiation to complete"); + i = 0; + while (!(reg_short & BMSR_ANEGCOMPLETE)) { + /* + * Timeout reached ? + */ + if (i > PHY_AUTONEGOTIATE_TIMEOUT) { + puts(" TIMEOUT !\n"); + break; + } - if ((i++ % 1000) == 0) { - putc ('.'); - miiphy_read (dev->name, p_npe->phy_no, MII_BMSR, ®_short); + if ((i++ % 1000) == 0) { + putc('.'); + miiphy_read(dev->name, p_npe->phy_no, + MII_BMSR, ®_short); + } + udelay(1000); /* 1 ms */ } - udelay (1000); /* 1 ms */ + puts(" done\n"); + /* another 500 ms (results in faster booting) */ + udelay(500000); } - puts (" done\n"); - udelay (500000); /* another 500 ms (results in faster booting) */ + speed = miiphy_speed(dev->name, p_npe->phy_no); + duplex = miiphy_duplex(dev->name, p_npe->phy_no); } - speed = miiphy_speed (dev->name, p_npe->phy_no); - duplex = miiphy_duplex (dev->name, p_npe->phy_no); - if (p_npe->print_speed) { p_npe->print_speed = 0; printf ("ENET Speed is %d Mbps - %s duplex connection\n", |