can: xilinx_can: Limit CANFD brp to 2

Bit enlarging is observed for CANFD2.0 when brp is 1,
So change brp_min value to 2.

Signed-off-by: Srinivas Neeli <srinivas.neeli@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/bca871d7f3ca9c653d50e63c5b60028f2bdf3fb0.1600073396.git.michal.simek@xilinx.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --git a/drivers/net/can/xilinx_can.c b/drivers/net/can/xilinx_can.c
index 7ae268468d2c7daeb3ab12944efb27ccd1e25636..d3c41e6c275d2fd2f4f52f6b22f8df609db64a04 100644 (file)
--- a/drivers/net/can/xilinx_can.c
+++ b/drivers/net/can/xilinx_can.c
@@ -259,7 +259,7 @@ static const struct can_bittiming_const xcan_bittiming_const_canfd2 = {
        .tseg2_min = 1,
        .tseg2_max = 128,
        .sjw_max = 128,
-       .brp_min = 1,
+       .brp_min = 2,
        .brp_max = 256,
        .brp_inc = 1,
 };
@@ -272,7 +272,7 @@ static struct can_bittiming_const xcan_data_bittiming_const_canfd2 = {
        .tseg2_min = 1,
        .tseg2_max = 16,
        .sjw_max = 16,
-       .brp_min = 1,
+       .brp_min = 2,
        .brp_max = 256,
        .brp_inc = 1,
 };