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OMAP: McBSP: Configure NO IDLE mode for DMA mode different of threshold

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Use dma mode property to configure NO IDLE or SMART IDLE of McBSPs.

Signed-off-by: Eduardo Valentin <eduardo.valentin@nokia.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Eduardo Valentin 2009-08-20 16:18:18 +03:00 committed by Mark Brown
parent 2ba93f8fa7
commit d99a7454e5
1 changed files with 9 additions and 1 deletions
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10
arch/arm/plat-omap/mcbsp.c
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@ -317,7 +317,15 @@ static inline void omap34xx_mcbsp_request(struct omap_mcbsp *mcbsp)
syscon = OMAP_MCBSP_READ(mcbsp->io_base, SYSCON);
syscon &= ~(ENAWAKEUP | SIDLEMODE(0x03) | CLOCKACTIVITY(0x03));
syscon |= (ENAWAKEUP | SIDLEMODE(0x02) | CLOCKACTIVITY(0x02));
spin_lock_irq(&mcbsp->lock);
if (mcbsp->dma_op_mode == MCBSP_DMA_MODE_THRESHOLD)
syscon |= SIDLEMODE(0x02);
else
syscon |= SIDLEMODE(0x01);
spin_unlock_irq(&mcbsp->lock);
syscon |= (ENAWAKEUP | CLOCKACTIVITY(0x02));
OMAP_MCBSP_WRITE(mcbsp->io_base, SYSCON, syscon);
OMAP_MCBSP_WRITE(mcbsp->io_base, WAKEUPEN, XRDYEN | RRDYEN);