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ARM: SAMSUNG: Fix mux bit modification in s3c_adc_select

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The mux bits in the adccon register should be cleared only
if muxing is really done in ADCCON and not another register.

This patch introduces a conditional for this.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Heiko Stuebner 2011-10-12 21:34:11 +09:00 committed by Kukjin Kim
parent 18c55cd466
commit df303e0236
1 changed files with 2 additions and 1 deletions
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arch/arm/plat-samsung/adc.c
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@ -98,7 +98,8 @@ static inline void s3c_adc_select(struct adc_device *adc,
client->select_cb(client, 1);
con &= ~S3C2410_ADCCON_MUXMASK;
if (cpu == TYPE_ADCV1 || cpu == TYPE_ADCV2)
con &= ~S3C2410_ADCCON_MUXMASK;
con &= ~S3C2410_ADCCON_STDBM;
con &= ~S3C2410_ADCCON_STARTMASK;