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ARM: S3C64XX: Clear DMA_HALT upon start
[firefly-linux-kernel-4.4.55.git]
/
arch
/
arm
/
mach-s3c64xx
/
dma.c
diff --git
a/arch/arm/mach-s3c64xx/dma.c
b/arch/arm/mach-s3c64xx/dma.c
index e7d03ab41d80d58b412aa383670e9daa27d10386..d9aa072ecee3d7fb06a038d1ddb34d0b961b621e 100644
(file)
--- a/
arch/arm/mach-s3c64xx/dma.c
+++ b/
arch/arm/mach-s3c64xx/dma.c
@@
-212,6
+212,7
@@
static int s3c64xx_dma_start(struct s3c2410_dma_chan *chan)
config = readl(chan->regs + PL080S_CH_CONFIG);
config |= PL080_CONFIG_ENABLE;
+ config &= ~PL080_CONFIG_HALT;
pr_debug("%s: writing config %08x\n", __func__, config);
writel(config, chan->regs + PL080S_CH_CONFIG);