ARM: nuc: update clock source registration
In d7e81c2
(clocksource: Add clocksource_register_hz/khz interface) new
interfaces were added which simplify (and optimize) the selection of the
divisor shift/mult constants. Switch over to using this new interface.
Acked-by: Wan zongshun <mcuos.com@gmail.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
parent
da797478c1
commit
894cf56b1a
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@ -153,7 +153,6 @@ static struct clocksource clocksource_nuc900 = {
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.rating = 200,
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.rating = 200,
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.read = nuc900_get_cycles,
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.read = nuc900_get_cycles,
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.mask = CLOCKSOURCE_MASK(TDR_SHIFT),
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.mask = CLOCKSOURCE_MASK(TDR_SHIFT),
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.shift = 10,
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.flags = CLOCK_SOURCE_IS_CONTINUOUS,
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.flags = CLOCK_SOURCE_IS_CONTINUOUS,
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};
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};
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@ -176,9 +175,7 @@ static void __init nuc900_clocksource_init(void)
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val |= (COUNTEN | PERIOD | PRESCALE);
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val |= (COUNTEN | PERIOD | PRESCALE);
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__raw_writel(val, REG_TCSR1);
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__raw_writel(val, REG_TCSR1);
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clocksource_nuc900.mult =
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clocksource_register_hz(&clocksource_nuc900, rate);
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clocksource_khz2mult((rate / 1000), clocksource_nuc900.shift);
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clocksource_register(&clocksource_nuc900);
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}
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}
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static void __init nuc900_timer_init(void)
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static void __init nuc900_timer_init(void)
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