Commit-ID: 8c9374068ef6dc3fdf244484b4711a6e10c84d1a Gitweb: https://git.kernel.org/tip/8c9374068ef6dc3fdf244484b4711a6e10c84d1a Author: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx> AuthorDate: Fri, 26 Apr 2019 23:47:18 +0200 Committer: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx> CommitDate: Thu, 2 May 2019 21:55:58 +0200 misc: atmel_tclib: Do not probe already used TCBs 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@xxxxxxxxxxxxxxxxxxx> Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxx> Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx> --- drivers/misc/atmel_tclib.c | 3 +++ 1 file changed, 3 insertions(+) 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;
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