This patch introduces OMAP DMA device attributes for using the same in DMA platform driver for all OMAP's and HWMOD database(OMAP2PLUS onwards)
Signed-off-by: Manjunatha GK <[email protected]> Cc: Benoit Cousson <[email protected]> Cc: Kevin Hilman <[email protected]> Cc: Santosh Shilimkar <[email protected]> --- arch/arm/plat-omap/include/plat/dma.h | 22 ++++++++++++++++++++++ 1 files changed, 22 insertions(+), 0 deletions(-) diff --git a/arch/arm/plat-omap/include/plat/dma.h b/arch/arm/plat-omap/include/plat/dma.h index af3a039..67b9489 100644 --- a/arch/arm/plat-omap/include/plat/dma.h +++ b/arch/arm/plat-omap/include/plat/dma.h @@ -399,6 +399,22 @@ #define DMA_CH_PRIO_HIGH 0x1 #define DMA_CH_PRIO_LOW 0x0 /* Def */ +/* Attributes for OMAP DMA Contrllers */ +#define ENABLE_1510_MODE (1 << 0x0) +#define DMA_LINKED_LCH (1 << 0x1) +#define GLOBAL_PRIORITY (1 << 0x2) +#define RESERVE_CHANNEL (1 << 0x3) +#define SRC_PORT (1 << 0x4) +#define DST_PORT (1 << 0x5) +#define IS_CSSA_32 (1 << 0x6) +#define IS_CDSA_32 (1 << 0x7) +#define SRC_INDEX (1 << 0x8) +#define DST_INDEX (1 << 0x9) +#define IS_BURST_ONLY4 (1 << 0xA) +#define CLEAR_CSR_ON_READ (1 << 0xB) +#define IS_WORD_16 (1 << 0xC) +#define IS_RW_PRIORIY (1 << 0xD) + enum omap_dma_burst_mode { OMAP_DMA_DATA_BURST_DIS = 0, OMAP_DMA_DATA_BURST_4, @@ -464,6 +480,12 @@ struct omap_dma_channel_params { #endif }; +struct omap_dma_dev_attr { + u32 dev_caps; + u16 lch_count; + u16 chan_count; + struct omap_dma_lch *chan; +}; extern void omap_set_dma_priority(int lch, int dst_port, int priority); extern int omap_request_dma(int dev_id, const char *dev_name, -- 1.7.0.4 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
