Thread (28 messages) 28 messages, 3 authors, 2019-01-24
STALE2736d
Revisions (4)
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[PATCH 05/17] ARM: davinci: da830: WARN() if clk_get() fails

From: Bartosz Golaszewski <hidden>
Date: 2019-01-11 17:22:57
Also in: linux-devicetree, lkml
Subsystem: arm port, the rest, ti davinci machine support · Maintainers: Russell King, Linus Torvalds, Bartosz Golaszewski

From: Bartosz Golaszewski <redacted>

Currently the timer code checks if the clock pointer passed to it is
good (!IS_ERR(clk)). The new clocksource driver expects the clock to
be functional and doesn't perform any checks so emit a warning if
clk_get() fails.

Signed-off-by: Bartosz Golaszewski <redacted>
---
 arch/arm/mach-davinci/da830.c | 1 +
 1 file changed, 1 insertion(+)
diff --git a/arch/arm/mach-davinci/da830.c b/arch/arm/mach-davinci/da830.c
index 2cc9fe4c3a91..ceb0417f10f6 100644
--- a/arch/arm/mach-davinci/da830.c
+++ b/arch/arm/mach-davinci/da830.c
@@ -834,6 +834,7 @@ void __init da830_init_time(void)
 	da830_pll_init(NULL, pll, NULL);
 
 	clk = clk_get(NULL, "timer0");
+	WARN(IS_ERR(clk), "Unable to get the timer clock\n");
 
 	davinci_timer_init(clk);
 }
-- 
2.19.1


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