openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

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>
This commit is contained in:
Eero Nurkkala 2009-08-20 16:18:19 +03:00 committed by Mark Brown
parent d99a7454e5
commit fa3935ba34
1 changed files with 7 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
arch/arm/plat-omap/mcbsp.c
View File

@ -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);
}
}