diff options
| author | Kalle Jokiniemi <ext-kalle.jokiniemi@nokia.com> | 2009-06-23 13:30:24 +0300 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2009-06-23 13:30:24 +0300 |
| commit | aecedb94b366d6fb5e2a17ca18a5dc78e593198e (patch) | |
| tree | b29a1fb7d3d22144e4dbd4316895339d6ea3629f /arch/arm/plat-omap/include | |
| parent | 5b0acc59d1bc5c310dfd6976555664f9dcf4dacd (diff) | |
OMAP3: DMA: Enable idlemodes for DMA OCP
This patch enables MStandby smart-idle mode, autoidle smartidle mode,
and the autoidle bit for DMA4_OCP_SYSCONFIG.
Signed-off-by: Kalle Jokiniemi <ext-kalle.jokiniemi@nokia.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Kevin Hilman <khilman@ti.deeprootsystems.com>
Diffstat (limited to 'arch/arm/plat-omap/include')
| -rw-r--r-- | arch/arm/plat-omap/include/mach/dma.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/mach/dma.h b/arch/arm/plat-omap/include/mach/dma.h index 8c1eae88737..7b939cc0196 100644 --- a/arch/arm/plat-omap/include/mach/dma.h +++ b/arch/arm/plat-omap/include/mach/dma.h @@ -389,6 +389,21 @@ #define DMA_THREAD_FIFO_25 (0x02 << 14) #define DMA_THREAD_FIFO_50 (0x03 << 14) +/* DMA4_OCP_SYSCONFIG bits */ +#define DMA_SYSCONFIG_MIDLEMODE_MASK (3 << 12) +#define DMA_SYSCONFIG_CLOCKACTIVITY_MASK (3 << 8) +#define DMA_SYSCONFIG_EMUFREE (1 << 5) +#define DMA_SYSCONFIG_SIDLEMODE_MASK (3 << 3) +#define DMA_SYSCONFIG_SOFTRESET (1 << 2) +#define DMA_SYSCONFIG_AUTOIDLE (1 << 0) + +#define DMA_SYSCONFIG_MIDLEMODE(n) ((n) << 12) +#define DMA_SYSCONFIG_SIDLEMODE(n) ((n) << 3) + +#define DMA_IDLEMODE_SMARTIDLE 0x2 +#define DMA_IDLEMODE_NO_IDLE 0x1 +#define DMA_IDLEMODE_FORCE_IDLE 0x0 + /* Chaining modes*/ #ifndef CONFIG_ARCH_OMAP1 #define OMAP_DMA_STATIC_CHAIN 0x1 |