can: flexcan: Add check for transceiver maximum bitrate limitation

CAN FD can transmit up to 8Mbps, but some transceivers only can support
5Mbps, so add check in driver.

Signed-off-by: Joakim Zhang <qiangqing.zhang@nxp.com>
Link: https://lore.kernel.org/r/20191030064245.12923-2-qiangqing.zhang@nxp.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 52b53ff..5c6903e 100644 (file)
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -1674,6 +1674,7 @@ static int flexcan_probe(struct platform_device *pdev)
                goto failed_register;
        }
 
+       of_can_transceiver(dev);
        devm_can_led_init(dev);
 
        if (priv->devtype_data->quirks & FLEXCAN_QUIRK_SETUP_STOP_MODE) {