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Commit e3d93296 authored by Peter Ujfalusi's avatar Peter Ujfalusi Committed by Kevin Hilman
Browse files

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: default avatarPeter Ujfalusi <peter.ujfalusi@nokia.com>
Signed-off-by: default avatarKevin Hilman <khilman@deeprootsystems.com>
parent ae559d87

arch/arm/mach-omap2/pm34xx.c

+6 −2
Original line number Diff line number Diff line
@@ -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 */