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OMAP3: PM: Enable wake-up from McBSP2, 3 and 4 modules

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Wake-up from McBSP ports are needed, especially when the THRESHOLD
dma mode is in use for audio playback.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@nokia.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>
This commit is contained in:
Peter Ujfalusi 2009-11-26 15:18:50 +02:00 committed by Kevin Hilman
parent ae559d8769
commit e3d9329640
1 changed files with 6 additions and 2 deletions
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8
arch/arm/mach-omap2/pm34xx.c
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@ -884,12 +884,16 @@ static void __init prcm_setup_regs(void)
/* Enable wakeups in PER */ /* Enable wakeups in PER */
prm_write_mod_reg(OMAP3430_EN_GPIO2 | OMAP3430_EN_GPIO3 | prm_write_mod_reg(OMAP3430_EN_GPIO2 | OMAP3430_EN_GPIO3 |
OMAP3430_EN_GPIO4 | OMAP3430_EN_GPIO5 | OMAP3430_EN_GPIO4 | OMAP3430_EN_GPIO5 |
OMAP3430_EN_GPIO6 | OMAP3430_EN_UART3, OMAP3430_EN_GPIO6 | OMAP3430_EN_UART3 |
OMAP3430_EN_MCBSP2 | OMAP3430_EN_MCBSP3 |
OMAP3430_EN_MCBSP4,
OMAP3430_PER_MOD, PM_WKEN); OMAP3430_PER_MOD, PM_WKEN);
/* and allow them to wake up MPU */ /* and allow them to wake up MPU */
prm_write_mod_reg(OMAP3430_GRPSEL_GPIO2 | OMAP3430_EN_GPIO3 | prm_write_mod_reg(OMAP3430_GRPSEL_GPIO2 | OMAP3430_EN_GPIO3 |
OMAP3430_GRPSEL_GPIO4 | OMAP3430_EN_GPIO5 | OMAP3430_GRPSEL_GPIO4 | OMAP3430_EN_GPIO5 |
OMAP3430_GRPSEL_GPIO6 | OMAP3430_EN_UART3, OMAP3430_GRPSEL_GPIO6 | OMAP3430_EN_UART3 |
OMAP3430_EN_MCBSP2 | OMAP3430_EN_MCBSP3 |
OMAP3430_EN_MCBSP4,
OMAP3430_PER_MOD, OMAP3430_PM_MPUGRPSEL); OMAP3430_PER_MOD, OMAP3430_PM_MPUGRPSEL);
/* Don't attach IVA interrupts */ /* Don't attach IVA interrupts */