diff options
| author | Eero Nurkkala <ext-eero.nurkkala@nokia.com> | 2009-08-20 13:18:19 (GMT) |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2009-08-20 19:10:28 (GMT) |
| commit | fa3935ba34667ffd35fbb33958cd1d67035fdf82 (patch) | |
| tree | 9e4c21aa6e7105ad1fdaeb25218b051609f273b3 /arch/arm/plat-omap/mcbsp.c | |
| parent | d99a7454e57d3dc9d04d6a77292a056f430a9ece (diff) | |
| download | linux-fa3935ba34667ffd35fbb33958cd1d67035fdf82.tar.xz | |
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>
Diffstat (limited to 'arch/arm/plat-omap/mcbsp.c')
| -rw-r--r-- | arch/arm/plat-omap/mcbsp.c | 13 |
1 files changed, 7 insertions, 6 deletions
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 @@ 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); } } |