diff options
| -rw-r--r-- | drivers/net/can/c_can/c_can.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/can/c_can/c_can.c b/drivers/net/can/c_can/c_can.c index 21a3d77ea7e..64647d4cf64 100644 --- a/drivers/net/can/c_can/c_can.c +++ b/drivers/net/can/c_can/c_can.c @@ -446,8 +446,12 @@ static void c_can_setup_receive_object(struct net_device *dev, int iface, priv->write_reg(priv, &priv->regs->ifregs[iface].mask1, IFX_WRITE_LOW_16BIT(mask)); + + /* According to C_CAN documentation, the reserved bit + * in IFx_MASK2 register is fixed 1 + */ priv->write_reg(priv, &priv->regs->ifregs[iface].mask2, - IFX_WRITE_HIGH_16BIT(mask)); + IFX_WRITE_HIGH_16BIT(mask) | BIT(13)); priv->write_reg(priv, &priv->regs->ifregs[iface].arb1, IFX_WRITE_LOW_16BIT(id)); |