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authorDaniel Lezcano <daniel.lezcano@linaro.org>2018-01-08 14:28:49 +0100
committerIngo Molnar <mingo@kernel.org>2018-01-08 17:57:24 +0100
commit9aea417afa6bf52f15a5b194944b6a646d61af04 (patch)
tree86bf89170a4674fb8b5998669ab8ea5363ef2857 /drivers/clocksource
parent1c63c1c089a48e1b1821a73dc36a3997ced2f82d (diff)
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@st.com> Signed-off-by: Daniel Lezcano <daniel.lezcano@linaro.org> Acked-by: Benjamin Gaignard <benjamin.gaignard@st.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Link: http://lkml.kernel.org/r/1515418139-23276-10-git-send-email-daniel.lezcano@linaro.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/clocksource')
-rw-r--r--drivers/clocksource/timer-of.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/clocksource/timer-of.c b/drivers/clocksource/timer-of.c
index 25008d2cc346..06ed88a2a8a0 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);
}