diff options
| author | Xinyu Chen <xinyu.chen@freescale.com> | 2010-03-18 09:15:21 +0800 |
|---|---|---|
| committer | Alejandro Gonzalez <alex.gonzalez@digi.com> | 2010-05-25 11:20:14 +0200 |
| commit | c497db9c822aa9ff9b49d4bb668974ecc5013aaf (patch) | |
| tree | e79e6aea0ce19356745e03b086aa319b46704236 /drivers | |
| parent | 8513c72819be22b22d044424eff0fd4183ea8ca2 (diff) | |
ENGR00121653 MX53 Add FEC support
Add FEC support for MX53 EVK
Signed-off-by: Xinyu Chen <xinyu.chen@freescale.com>
Signed-off-by: Alejandro Gonzalez <alex.gonzalez@digi.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/fec.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/fec.c b/drivers/net/fec.c index f5ef6b5c3e07..60d8f3694644 100644 --- a/drivers/net/fec.c +++ b/drivers/net/fec.c @@ -2000,7 +2000,9 @@ fec_restart(struct net_device *dev, int duplex) writel(0, fep->hwp + FEC_HASH_TABLE_LOW); #endif #ifdef CONFIG_ARCH_MXC - if (cpu_is_mx25()) { + if (cpu_is_mx25() || cpu_is_mx53()) { + + unsigned int val; /* * Set up the MII gasket for RMII mode */ @@ -2011,11 +2013,18 @@ fec_restart(struct net_device *dev, int duplex) while (__raw_readl(fep->hwp + FEC_MIIGSK_ENR) & FEC_MIIGSK_ENR_READY) udelay(1); + val = FEC_MIIGSK_CFGR_IF_MODE_RMII; + if (cpu_is_mx53() && + fep->phy_status & (PHY_STAT_10FDX | PHY_STAT_10HDX)) /* 10Mb */ + val |= FEC_MIIGSK_CFGR_FRCONT; /* configure the gasket for RMII, 50 MHz, no loopback, no echo */ - __raw_writel(FEC_MIIGSK_CFGR_IF_MODE_RMII, fep->hwp + FEC_MIIGSK_CFGR); + __raw_writel(val, fep->hwp + FEC_MIIGSK_CFGR); /* re-enable the gasket */ __raw_writel(FEC_MIIGSK_ENR_EN, fep->hwp + FEC_MIIGSK_ENR); + while (!(__raw_readl(fep->hwp + FEC_MIIGSK_ENR) + & FEC_MIIGSK_ENR_READY)) + udelay(1); } #endif /* Set maximum receive buffer size. */ |