Commit-ID: 9aea417afa6bf52f15a5b194944b6a646d61af04
Gitweb: https://git.kernel.org/tip/9aea417afa6bf52f15a5b194944b6a646d61af04
Author: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
AuthorDate: Mon, 8 Jan 2018 14:28:49 +0100
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Mon, 8 Jan 2018 17:57:24 +0100
clocksource/drivers/timer-of: Don't request the resource by name
When the driver does not specify a name for the resource, don't use
of_io_request_and_map() but of_iomap(). That prevents resource name allocation
conflicts on some platforms which have the same name as the node.
Tested-by: Benjamin Gaignard <benjamin.gaignard@xxxxxx>
Signed-off-by: Daniel Lezcano <daniel.lezcano@xxxxxxxxxx>
Acked-by: Benjamin Gaignard <benjamin.gaignard@xxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1515418139-23276-10-git-send-email-daniel.lezcano@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
drivers/clocksource/timer-of.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/drivers/clocksource/timer-of.c b/drivers/clocksource/timer-of.c
index 25008d2..06ed88a 100644
--- a/drivers/clocksource/timer-of.c
+++ b/drivers/clocksource/timer-of.c
@@ -161,11 +161,11 @@ static __init void timer_of_base_exit(struct of_timer_base *of_base)
static __init int timer_of_base_init(struct device_node *np,
struct of_timer_base *of_base)
{
- const char *name = of_base->name ? of_base->name : np->full_name;
-
- of_base->base = of_io_request_and_map(np, of_base->index, name);
+ of_base->base = of_base->name ?
+ of_io_request_and_map(np, of_base->index, of_base->name) :
+ of_iomap(np, of_base->index);
if (IS_ERR(of_base->base)) {
- pr_err("Failed to iomap (%s)\n", name);
+ pr_err("Failed to iomap (%s)\n", of_base->name);
return PTR_ERR(of_base->base);
}
--
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