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Commit d99a7454 authored by Eduardo Valentin's avatar Eduardo Valentin Committed by Mark Brown
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OMAP: McBSP: Configure NO IDLE mode for DMA mode different of threshold 



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

Signed-off-by: default avatarEduardo Valentin <eduardo.valentin@nokia.com>
Acked-by: default avatarTony Lindgren <tony@atomide.com>
Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent 2ba93f8f

arch/arm/plat-omap/mcbsp.c

+9 −1
Original line number Diff line number Diff line
@@ -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);