From fa3935ba34667ffd35fbb33958cd1d67035fdf82 Mon Sep 17 00:00:00 2001 From: Eero Nurkkala Date: Thu, 20 Aug 2009 16:18:19 +0300 Subject: 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 Acked-by: Eduardo Valentin Acked-by: Tony Lindgren Signed-off-by: Mark Brown --- arch/arm/plat-omap/mcbsp.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) (limited to 'arch/arm') diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c index 85176a5f414..56a56887ded 100644 --- a/arch/arm/plat-omap/mcbsp.c +++ b/arch/arm/plat-omap/mcbsp.c @@ -319,16 +319,17 @@ static inline void omap34xx_mcbsp_request(struct omap_mcbsp *mcbsp) 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); } } -- cgit v1.2.3