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mfd: Fix jz4740_adc_set_enabled

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When enabled is false, clear BIT(engine) of JZ_REG_ADC_ENABLE register.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Axel Lin
2010-10-07 15:51:20 +08:00
committed by Samuel Ortiz
parent d1f92f0575
commit f9c28019d4
1 changed files with 1 additions and 1 deletions
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2
drivers/mfd/jz4740-adc.c
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@@ -153,7 +153,7 @@ static inline void jz4740_adc_set_enabled(struct jz4740_adc *adc, int engine,
if (enabled)
val |= BIT(engine);
else
val &= BIT(engine);
val &= ~BIT(engine);
writeb(val, adc->base + JZ_REG_ADC_ENABLE);
spin_unlock_irqrestore(&adc->lock, flags);