diff options
| author | Alexander Stein <alexander.stein@systec-electronic.com> | 2012-12-13 10:06:10 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-02-14 10:48:00 -0800 |
| commit | 10755f7e244ef8ed49d278db4aafd50d9f15fd4c (patch) | |
| tree | 765d20807976c513c2f95675c87adcf48d9be9f2 /drivers/net/can | |
| parent | 55cfe9ec97cadf1a54486b1e3f516304f1473e20 (diff) | |
can: c_can: Set reserved bit in IFx_MASK2 to 1 on write
commit 2bd3bc4e8472424f1a6009825397639a8968920a upstream.
According to C_CAN documentation, the reserved bit in IFx_MASK2 register is
fixed 1.
Signed-off-by: Alexander Stein <alexander.stein@systec-electronic.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/net/can')
| -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 3391bdd4355..d301f8a96bf 100644 --- a/drivers/net/can/c_can/c_can.c +++ b/drivers/net/can/c_can/c_can.c @@ -482,8 +482,12 @@ static void c_can_setup_receive_object(struct net_device *dev, int iface, priv->write_reg(priv, C_CAN_IFACE(MASK1_REG, iface), IFX_WRITE_LOW_16BIT(mask)); + + /* According to C_CAN documentation, the reserved bit + * in IFx_MASK2 register is fixed 1 + */ priv->write_reg(priv, C_CAN_IFACE(MASK2_REG, iface), - IFX_WRITE_HIGH_16BIT(mask)); + IFX_WRITE_HIGH_16BIT(mask) | BIT(13)); priv->write_reg(priv, C_CAN_IFACE(ARB1_REG, iface), IFX_WRITE_LOW_16BIT(id)); |