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: Eduardo Valentin <eduardo.valentin@nokia.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

1 files changed, 9 insertions, 1 deletions

diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index 2c274e6f0de9..85176a5f4148 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -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);