diff options
Diffstat (limited to 'drivers/net/fec_imx.c')
| -rw-r--r-- | drivers/net/fec_imx.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/net/fec_imx.c b/drivers/net/fec_imx.c index 4823b08340..38a29fc83e 100644 --- a/drivers/net/fec_imx.c +++ b/drivers/net/fec_imx.c @@ -395,6 +395,13 @@ static void fec_halt(struct eth_device *dev) struct fec_priv *fec = (struct fec_priv *)dev->priv; uint32_t reg; + /* + * Only halt if fec has been started. Otherwise we would have to wait + * for the timeout below. + */ + if (!(readl(fec->regs + FEC_ECNTRL) & FEC_ECNTRL_ETHER_EN)) + return; + /* issue graceful stop command to the FEC transmitter if necessary */ writel(readl(fec->regs + FEC_X_CNTRL) | FEC_ECNTRL_RESET, fec->regs + FEC_X_CNTRL); |