Thread (8 messages) 8 messages, 3 authors, 2014-11-19
STALE4241d REVIEWED: 4 (0M)
Revisions (5)
  1. v1 [diff vs current]
  2. v1 [diff vs current]
  3. v1 [diff vs current]
  4. v2 [diff vs current]
  5. v3 current

[PATCH v3 1/3] clocksource: armada-370-xp: Add missing clock enable

From: Ezequiel Garcia <hidden>
Date: 2014-11-04 13:21:31
Also in: linux-watchdog
Subsystem: clocksource, clockevent drivers, the rest · Maintainers: Daniel Lezcano, Thomas Gleixner, Linus Torvalds

This commit makes sure the timer clock is prepared and enabled
before retrieving its rate.

Acked-by: Jason Cooper <redacted>
Acked-by: Gregory CLEMENT <redacted>
Reviewed-by: Thomas Petazzoni <redacted>
Tested-by: Thomas Petazzoni <redacted>
Signed-off-by: Ezequiel Garcia <redacted>
---
 drivers/clocksource/time-armada-370-xp.c | 2 ++
 1 file changed, 2 insertions(+)
diff --git a/drivers/clocksource/time-armada-370-xp.c b/drivers/clocksource/time-armada-370-xp.c
index 0451e62..d8555f9 100644
--- a/drivers/clocksource/time-armada-370-xp.c
+++ b/drivers/clocksource/time-armada-370-xp.c
@@ -293,6 +293,7 @@ static void __init armada_xp_timer_init(struct device_node *np)
 
 	/* The 25Mhz fixed clock is mandatory, and must always be available */
 	BUG_ON(IS_ERR(clk));
+	clk_prepare_enable(clk);
 	timer_clk = clk_get_rate(clk);
 
 	armada_370_xp_timer_common_init(np);
@@ -305,6 +306,7 @@ static void __init armada_370_timer_init(struct device_node *np)
 	struct clk *clk = of_clk_get(np, 0);
 
 	BUG_ON(IS_ERR(clk));
+	clk_prepare_enable(clk);
 	timer_clk = clk_get_rate(clk) / TIMER_DIVIDER;
 	timer25Mhz = false;
 
-- 
2.1.0
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