OMAP: McBSP: Do not enable wakeups for no-idle mode
When no-idle mode is taken, wakeups need not to be enabled.
Moreover, CLOCKACTIVITY bits are unnecessary with this mode
also.
Signed-off-by: Eero Nurkkala <ext-eero.nurkkala@nokia.com>
Acked-by: Eduardo Valentin <eduardo.valentin@nokia.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index 85176a5..56a5688 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -319,16 +319,17 @@
syscon &= ~(ENAWAKEUP | SIDLEMODE(0x03) | CLOCKACTIVITY(0x03));
spin_lock_irq(&mcbsp->lock);
- if (mcbsp->dma_op_mode == MCBSP_DMA_MODE_THRESHOLD)
- syscon |= SIDLEMODE(0x02);
- else
+ if (mcbsp->dma_op_mode == MCBSP_DMA_MODE_THRESHOLD) {
+ syscon |= (ENAWAKEUP | SIDLEMODE(0x02) |
+ CLOCKACTIVITY(0x02));
+ OMAP_MCBSP_WRITE(mcbsp->io_base, WAKEUPEN,
+ XRDYEN | RRDYEN);
+ } 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);
}
}