ARM: S3C24XX: dma-s3c2443 - do not write into arbitary bits
authorHeiko Stuebner <heiko@sntech.de>
Mon, 20 May 2013 16:01:37 +0000 (01:01 +0900)
committerKukjin Kim <kgene.kim@samsung.com>
Mon, 20 May 2013 16:01:37 +0000 (01:01 +0900)
commite8de5a1fa9101a6aa22b2cbdde058979664b2474
treeeda2911302aefb6db1690328c5be2b09c301770f
parent4c4e9759a6fa63c61f0d269150741feccdd33f06
ARM: S3C24XX: dma-s3c2443 - do not write into arbitary bits

The values read from the channel map always also contain the
DMA_CH_VALID (= 1<<31) setting, which should not get written
into the register, even if this bit is unused.

Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
arch/arm/mach-s3c24xx/dma-s3c2443.c