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 <peter.ujfalusi@nokia.com>
Signed-off-by: Kevin Hilman <khilman@deeprootsystems.com>

diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index d6cab33..96075bf 100644 (file)
--- 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 */