* [PATCH 2/5] ARM: s3c64xx: DMA: Use S3C64XX_SDMA_SEL register name instead of numeric address.
@ 2011-07-28 18:27 Tomasz Figa
0 siblings, 0 replies; 2+ messages in thread
From: Tomasz Figa @ 2011-07-28 18:27 UTC (permalink / raw)
To: linux-arm-kernel
This patch adds a definition of S3C64XX_SDMA_SEL register and modifies
the s3c64xx DMA driver to use it instead of a magic register address.
---
arch/arm/mach-s3c64xx/dma.c | 2 +-
arch/arm/mach-s3c64xx/include/mach/regs-sys.h | 2 ++
2 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-s3c64xx/dma.c b/arch/arm/mach-s3c64xx/dma.c
index 204bfaf..0849f2d 100644
--- a/arch/arm/mach-s3c64xx/dma.c
+++ b/arch/arm/mach-s3c64xx/dma.c
@@ -740,7 +740,7 @@ static int __init s3c64xx_dma_init(void)
}
/* Set all DMA configuration to be DMA, not SDMA */
- writel(0xffffff, S3C_SYSREG(0x110));
+ writel(0xffffff, S3C64XX_SDMA_SEL);
/* Register standard DMA controllers */
s3c64xx_dma_init1(0, DMACH_UART0, IRQ_DMA0, 0x75000000);
diff --git a/arch/arm/mach-s3c64xx/include/mach/regs-sys.h b/arch/arm/mach-s3c64xx/include/mach/regs-sys.h
index 69b78d9..774e0de 100644
--- a/arch/arm/mach-s3c64xx/include/mach/regs-sys.h
+++ b/arch/arm/mach-s3c64xx/include/mach/regs-sys.h
@@ -21,6 +21,8 @@
#define S3C64XX_AHB_CON1 S3C_SYSREG(0x104)
#define S3C64XX_AHB_CON2 S3C_SYSREG(0x108)
+#define S3C64XX_SDMA_SEL S3C_SYSREG(0x110)
+
#define S3C64XX_OTHERS S3C_SYSREG(0x900)
#define S3C64XX_OTHERS_USBMASK (1 << 16)
--
1.7.6
^ permalink raw reply related [flat|nested] 2+ messages in thread
* [PATCH 2/5] ARM: s3c64xx: DMA: Use S3C64XX_SDMA_SEL register name instead of numeric address.
2011-07-29 15:50 [PATCH 0/5] Miscellaneous s3c64xx fixes Tomasz Figa
@ 2011-07-29 16:05 ` Tomasz Figa
0 siblings, 0 replies; 2+ messages in thread
From: Tomasz Figa @ 2011-07-29 16:05 UTC (permalink / raw)
To: linux-arm-kernel
^ permalink raw reply [flat|nested] 2+ messages in thread
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