blob: 310baa7dee6cc25a3595b4d666c995258b481007 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
|
From: Alexandre Belloni <alexandre.belloni@bootlin.com>
Date: Fri, 26 Apr 2019 23:47:18 +0200
Subject: [PATCH 09/10] misc: atmel_tclib: do not probe already used TCBs
Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.0/older/patches-5.0.10-rt7.tar.xz
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: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
---
drivers/misc/atmel_tclib.c | 3 +++
1 file changed, 3 insertions(+)
--- a/drivers/misc/atmel_tclib.c
+++ b/drivers/misc/atmel_tclib.c
@@ -111,6 +111,9 @@ static int __init tc_probe(struct platfo
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;
|