From e3d9329640e4b291cdd2c6d178774c28bba47d59 Mon Sep 17 00:00:00 2001 From: Peter Ujfalusi Date: Thu, 26 Nov 2009 15:18:50 +0200 Subject: [PATCH] OMAP3: PM: Enable wake-up from McBSP2, 3 and 4 modules Wake-up from McBSP ports are needed, especially when the THRESHOLD dma mode is in use for audio playback. Signed-off-by: Peter Ujfalusi Signed-off-by: Kevin Hilman --- arch/arm/mach-omap2/pm34xx.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index d6cab338cad1..96075bf5e086 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -884,12 +884,16 @@ static void __init prcm_setup_regs(void) /* Enable wakeups in PER */ prm_write_mod_reg(OMAP3430_EN_GPIO2 | OMAP3430_EN_GPIO3 | 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); /* and allow them to wake up MPU */ prm_write_mod_reg(OMAP3430_GRPSEL_GPIO2 | OMAP3430_EN_GPIO3 | 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); /* Don't attach IVA interrupts */