diff options
Diffstat (limited to 'drivers/net/can/flexcan.c')
| -rw-r--r-- | drivers/net/can/flexcan.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c index 57ad79cadd60..27121f9cd59b 100644 --- a/drivers/net/can/flexcan.c +++ b/drivers/net/can/flexcan.c @@ -779,6 +779,7 @@ static int flexcan_chip_start(struct net_device *dev) * only supervisor access * enable warning int * disable local echo + * enable individual RX masking * choose format C * set max mailbox number */ @@ -786,7 +787,8 @@ static int flexcan_chip_start(struct net_device *dev) reg_mcr &= ~FLEXCAN_MCR_MAXMB(0xff); reg_mcr |= FLEXCAN_MCR_FRZ | FLEXCAN_MCR_FEN | FLEXCAN_MCR_HALT | FLEXCAN_MCR_SUPV | FLEXCAN_MCR_WRN_EN | FLEXCAN_MCR_SRX_DIS | - FLEXCAN_MCR_IDAM_C | FLEXCAN_MCR_MAXMB(priv->tx_mb_idx); + FLEXCAN_MCR_IRMQ | FLEXCAN_MCR_IDAM_C | + FLEXCAN_MCR_MAXMB(priv->tx_mb_idx); netdev_dbg(dev, "%s: writing mcr=0x%08x", __func__, reg_mcr); flexcan_write(reg_mcr, ®s->mcr); @@ -845,6 +847,10 @@ static int flexcan_chip_start(struct net_device *dev) if (priv->devtype_data->quirks & FLEXCAN_QUIRK_DISABLE_RXFG) flexcan_write(0x0, ®s->rxfgmask); + /* clear acceptance filters */ + for (i = 0; i < ARRAY_SIZE(regs->mb); i++) + flexcan_write(0, ®s->rximr[i]); + /* On Vybrid, disable memory error detection interrupts * and freeze mode. * This also works around errata e5295 which generates |