netdev - [PATCH] can: flexcan: Add check for transceiver maximum bitrate limitation

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Message-ID: <20191030064245.12923-2-qiangqing.zhang@nxp.com>
Date:   Wed, 30 Oct 2019 06:45:57 +0000
From:   Joakim Zhang <qiangqing.zhang@....com>
To:     "mkl@...gutronix.de" <mkl@...gutronix.de>,
        "linux-can@...r.kernel.org" <linux-can@...r.kernel.org>
CC:     dl-linux-imx <linux-imx@....com>,
        "wg@...ndegger.com" <wg@...ndegger.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "sean@...nix.com" <sean@...nix.com>,
        Joakim Zhang <qiangqing.zhang@....com>
Subject: [PATCH] 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@....com>
---
 drivers/net/can/flexcan.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index c5d53edb17ad..ee2d57b5a382 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -1626,6 +1626,7 @@ 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) {
-- 
2.17.1