diff options
Diffstat (limited to 'drivers/net/can/rcar')
| -rw-r--r-- | drivers/net/can/rcar/rcar_canfd.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c index 8a0d2c64dd3e..16294a78320e 100644 --- a/drivers/net/can/rcar/rcar_canfd.c +++ b/drivers/net/can/rcar/rcar_canfd.c @@ -525,6 +525,7 @@ struct rcar_canfd_global; struct rcar_canfd_hw_info { enum rcanfd_chip_id chip_id; u8 max_channels; + u8 postdiv; /* hardware features */ unsigned shared_global_irqs:1; /* Has shared global irqs */ }; @@ -599,17 +600,20 @@ static const struct can_bittiming_const rcar_canfd_bittiming_const = { static const struct rcar_canfd_hw_info rcar_gen3_hw_info = { .chip_id = RENESAS_RCAR_GEN3, .max_channels = 2, + .postdiv = 2, .shared_global_irqs = 1, }; static const struct rcar_canfd_hw_info rzg2l_hw_info = { .chip_id = RENESAS_RZG2L, + .postdiv = 1, .max_channels = 2, }; static const struct rcar_canfd_hw_info r8a779a0_hw_info = { .chip_id = RENESAS_R8A779A0, .max_channels = 8, + .postdiv = 2, .shared_global_irqs = 1, }; @@ -1938,9 +1942,9 @@ static int rcar_canfd_probe(struct platform_device *pdev) } fcan_freq = clk_get_rate(gpriv->can_clk); - if (gpriv->fcan == RCANFD_CANFDCLK && info->chip_id != RENESAS_RZG2L) + if (gpriv->fcan == RCANFD_CANFDCLK) /* CANFD clock is further divided by (1/2) within the IP */ - fcan_freq /= 2; + fcan_freq /= info->postdiv; addr = devm_platform_ioremap_resource(pdev, 0); if (IS_ERR(addr)) { |