diff options
Diffstat (limited to 'drivers/net/can/sja1000/sja1000.c')
| -rw-r--r-- | drivers/net/can/sja1000/sja1000.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c index 2e7638f98cf1..d9da471f1bb9 100644 --- a/drivers/net/can/sja1000/sja1000.c +++ b/drivers/net/can/sja1000/sja1000.c @@ -183,8 +183,9 @@ static void chipset_init(struct net_device *dev) { struct sja1000_priv *priv = netdev_priv(dev); - /* set clock divider and output control register */ - priv->write_reg(priv, SJA1000_CDR, priv->cdr | CDR_PELICAN); + if (!(priv->flags & SJA1000_QUIRK_NO_CDR_REG)) + /* set clock divider and output control register */ + priv->write_reg(priv, SJA1000_CDR, priv->cdr | CDR_PELICAN); /* set acceptance filter (accept all) */ priv->write_reg(priv, SJA1000_ACCC0, 0x00); @@ -209,7 +210,8 @@ static void sja1000_start(struct net_device *dev) set_reset_mode(dev); /* Initialize chip if uninitialized at this stage */ - if (!(priv->read_reg(priv, SJA1000_CDR) & CDR_PELICAN)) + if (!(priv->flags & SJA1000_QUIRK_NO_CDR_REG || + priv->read_reg(priv, SJA1000_CDR) & CDR_PELICAN)) chipset_init(dev); /* Clear error counters and error code capture */ |