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| author | merge <null@invalid> | 2009-02-24 01:49:53 +0000 |
|---|---|---|
| committer | Andy Green <agreen@octopus.localdomain> | 2009-02-24 01:49:53 +0000 |
| commit | 7fafbf75a0978b79e32c6a0ce15a776fea6d8481 (patch) | |
| tree | 0d4eacd74a04b0bd9c0e2c926aefe07b8f48a38d /arch/arm/mach-s3c6400 | |
| parent | 1c6a91fef7cb2e0fc4f41ddcfff74565b2a7659e (diff) | |
MERGE-via-pending-tracking-hist-MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-s3c64xx-dma-support-1235439162-1235439227
pending-tracking-hist top was MERGE-via-stable-tracking-MERGE-via-mokopatches-tracking-s3c64xx-dma-support-1235439162-1235439227 / 3d6a1b21cf5fbdb6250d781b0a4900a7a0768aa1 ... parent commitmessage:
From: merge <null@invalid>
MERGE-via-stable-tracking-hist-MERGE-via-mokopatches-tracking-s3c64xx-dma-support-1235439162
stable-tracking-hist top was MERGE-via-mokopatches-tracking-s3c64xx-dma-support-1235439162 / 893e864e65adffc9eb085ed4f8b552a31dcec840 ... parent commitmessage:
From: merge <null@invalid>
MERGE-via-mokopatches-tracking-hist-s3c64xx-dma-support
mokopatches-tracking-hist top was s3c64xx-dma-support / 2515f9a1d53d19b1e61d639875aedcbe7929666e ... parent commitmessage:
From: Ben Dooks <ben@simtec.co.uk>
S3C64XX: DMA support
Add support for the DMA blocks in the S3C64XX series
of CPUS, which are based on the ARM PL080 PrimeCell
system.
Unfortunately, these DMA controllers diverge from the
PL080 design by adding another DMA controller register
and configuration for OneNAND.
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Diffstat (limited to 'arch/arm/mach-s3c6400')
| -rw-r--r-- | arch/arm/mach-s3c6400/include/mach/dma.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c6400/include/mach/dma.h b/arch/arm/mach-s3c6400/include/mach/dma.h index 069dc29376c..0c0d0e05e1a 100644 --- a/arch/arm/mach-s3c6400/include/mach/dma.h +++ b/arch/arm/mach-s3c6400/include/mach/dma.h @@ -11,6 +11,8 @@ #ifndef __ASM_ARCH_DMA_H #define __ASM_ARCH_DMA_H __FILE__ +#define S3C_DMA_CHANNELS (16) + /* see mach-s3c2410/dma.h for notes on dma channel numbers */ /* Note, for the S3C64XX architecture we keep the DMACH_ @@ -56,6 +58,15 @@ enum dma_ch { DMACH_MAX /* the end */ }; +static __inline__ int s3c_dma_has_circular(void) +{ + /* we will be supporting ciruclar buffers as soon as we have DMA + * engine support. + */ + return 1; +} + +#define S3C2410_DMAF_CIRCULAR (1 << 0) #include <plat/dma.h> |