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Date:   Sun, 24 Oct 2021 15:40:01 -0000
From:   "tip-bot2 for Marc Zyngier" <>
Cc:     Marc Zyngier <>,
        Daniel Lezcano <>,,
Subject: [tip: timers/core] clocksource/drivers/arm_arch_timer: Advertise
 56bit timer to the core code

The following commit has been merged into the timers/core branch of tip:

Commit-ID:     30aa08da35e07a51a81d489517a3f6fb5164b09c
Author:        Marc Zyngier <>
AuthorDate:    Sun, 17 Oct 2021 13:42:16 +01:00
Committer:     Daniel Lezcano <>
CommitterDate: Sun, 17 Oct 2021 21:47:27 +02:00

clocksource/drivers/arm_arch_timer: Advertise 56bit timer to the core code

Proudly tell the code code that we have a timer able to handle
56 bits deltas.

Signed-off-by: Marc Zyngier <>
Signed-off-by: Daniel Lezcano <>
 drivers/clocksource/arm_arch_timer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c
index f4db3a6..36e0914 100644
--- a/drivers/clocksource/arm_arch_timer.c
+++ b/drivers/clocksource/arm_arch_timer.c
@@ -834,7 +834,7 @@ static void __arch_timer_setup(unsigned type,
-	clockevents_config_and_register(clk, arch_timer_rate, 0xf, 0x7fffffff);
+	clockevents_config_and_register(clk, arch_timer_rate, 0xf, CLOCKSOURCE_MASK(56));
 static void arch_timer_evtstrm_enable(int divider)

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