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authorG, Manjunath Kondaiah <manjugk@ti.com>2010-12-20 18:27:18 -0800
committerTony Lindgren <tony@atomide.com>2010-12-20 18:38:29 -0800
commit745685df95961ebbf0bcafcf28f31217a75070ae (patch)
tree034c5e1d381979be706401691ea6a3e7ca41d708 /arch/arm/plat-omap/include/plat/dma.h
parentd3c9be2f42223f256d06b2b69ed26afdcb02f64a (diff)
OMAP2420: hwmod data: add system DMA
Add OMAP2420 DMA hwmod data and also add required DMA device attributes. Signed-off-by: G, Manjunath Kondaiah <manjugk@ti.com> Acked-by: Paul Walmsley <paul@pwsan.com> Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/plat-omap/include/plat/dma.h')
-rw-r--r--arch/arm/plat-omap/include/plat/dma.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/plat/dma.h b/arch/arm/plat-omap/include/plat/dma.h
index 23783990eb9..c4665669a8a 100644
--- a/arch/arm/plat-omap/include/plat/dma.h
+++ b/arch/arm/plat-omap/include/plat/dma.h
@@ -295,6 +295,13 @@
#define DMA_ERRATA_3_3 BIT(0x5)
#define DMA_ROMCODE_BUG BIT(0x6)
+/* Attributes for OMAP DMA Contrller */
+#define DMA_LINKED_LCH BIT(0x0)
+#define GLOBAL_PRIORITY BIT(0x1)
+#define RESERVE_CHANNEL BIT(0x2)
+#define IS_CSSA_32 BIT(0x3)
+#define IS_CDSA_32 BIT(0x4)
+
enum omap_reg_offsets {
GCR, GSCR, GRST1, HW_ID,
@@ -389,6 +396,10 @@ struct omap_dma_channel_params {
#endif
};
+struct omap_dma_dev_attr {
+ u32 dev_caps;
+ u16 lch_count;
+};
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,