diff mbox series

[v6,16/18] can: rcar_canfd: Add only_internal_clks variable to struct rcar_canfd_hw_info

Message ID 20250320091101.33637-17-biju.das.jz@bp.renesas.com (mailing list archive)
State New
Delegated to: Geert Uytterhoeven
Headers show
Series Add support for RZ/G3E CANFD | expand

Commit Message

Biju Das March 20, 2025, 9:10 a.m. UTC 
All existing SoCs support an external clock, but RZ/G3E has only internal
clocks. Add only_internal_clks to struct rcar_canfd_hw_info to handle this
difference.

Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
v5->v6:
 * No change.
v4->v5:
 * Collected tag.
 * Improved commit description by "All SoCs supports extenal clock"->
   "All existing SoCs support an external clock".
v3->v4:
 * No change.
v2->v3:
 * No change
v1->v2:
 * No change.
---
 drivers/net/can/rcar/rcar_canfd.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c
index 20e591421cc6..7ad27087a176 100644
--- a/drivers/net/can/rcar/rcar_canfd.c
+++ b/drivers/net/can/rcar/rcar_canfd.c
@@ -546,6 +546,7 @@  struct rcar_canfd_hw_info {
 	unsigned multi_channel_irqs:1;	/* Has multiple channel irqs */
 	unsigned ch_interface_mode:1;	/* Has channel interface mode */
 	unsigned shared_can_regs:1;	/* Has shared classical can registers */
+	unsigned only_internal_clks:1;	/* Has only internal clocks */
 };
 
 /* Channel priv data */
@@ -2045,7 +2046,7 @@  static int rcar_canfd_probe(struct platform_device *pdev)
 		fcan_freq = clk_get_rate(gpriv->can_clk) / info->postdiv;
 	} else {
 		fcan_freq = clk_get_rate(gpriv->can_clk);
-		gpriv->extclk = true;
+		gpriv->extclk = !gpriv->info->only_internal_clks;
 	}
 
 	addr = devm_platform_ioremap_resource(pdev, 0);