diff options
Diffstat (limited to 'drivers/net/can/rcar/rcar_can.c')
| -rw-r--r-- | drivers/net/can/rcar/rcar_can.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/can/rcar/rcar_can.c b/drivers/net/can/rcar/rcar_can.c index 788459f6bf5c..9b2c3bd00f8b 100644 --- a/drivers/net/can/rcar/rcar_can.c +++ b/drivers/net/can/rcar/rcar_can.c @@ -24,6 +24,9 @@ #define RCAR_CAN_DRV_NAME "rcar_can" +#define RCAR_SUPPORTED_CLOCKS (BIT(CLKR_CLKP1) | BIT(CLKR_CLKP2) | \ + BIT(CLKR_CLKEXT)) + /* Mailbox configuration: * mailbox 60 - 63 - Rx FIFO mailboxes * mailbox 56 - 59 - Tx FIFO mailboxes @@ -789,7 +792,7 @@ static int rcar_can_probe(struct platform_device *pdev) goto fail_clk; } - if (clock_select >= ARRAY_SIZE(clock_names)) { + if (!(BIT(clock_select) & RCAR_SUPPORTED_CLOCKS)) { err = -EINVAL; dev_err(&pdev->dev, "invalid CAN clock selected\n"); goto fail_clk; |