diff mbox series

[15/15] misc: atmel_tclib: Do not probe already used TCBs

Message ID 20190509111048.11151-15-daniel.lezcano@linaro.org (mailing list archive)
State New, archived
Headers show
Series [01/15] clocksource/drivers/sun4i: Add a compatible for suniv | expand

Commit Message

Daniel Lezcano May 9, 2019, 11:10 a.m. UTC 
From: Alexandre Belloni <alexandre.belloni@bootlin.com>

The TCBs that have children are using the proper DT bindings and don't need
to be handled by tclib.

Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org>
---
 drivers/misc/atmel_tclib.c | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/misc/atmel_tclib.c b/drivers/misc/atmel_tclib.c
index 194f774ab3a1..2c6850ef0e9c 100644
--- a/drivers/misc/atmel_tclib.c
+++ b/drivers/misc/atmel_tclib.c
@@ -111,6 +111,9 @@  static int __init tc_probe(struct platform_device *pdev)
 	struct resource	*r;
 	unsigned int	i;
 
+	if (of_get_child_count(pdev->dev.of_node))
+		return -EBUSY;
+
 	irq = platform_get_irq(pdev, 0);
 	if (irq < 0)
 		return -EINVAL;