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Commit 54c272ac authored by Ben Dooks's avatar Ben Dooks
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[ARM] JIVE: Initialise the sleep configuration registers 



Ensure that the S3C2412 sleep configuration registers
are approriately setup so that the device can safely
go to sleep.

Signed-off-by: default avatarBen Dooks <ben-linux@fluff.org>
parent 9db829f4

arch/arm/mach-s3c2412/mach-jive.c

+88 −0
Original line number Original line Diff line number Diff line
@@ -319,6 +319,94 @@ static void __init jive_machine_init(void) 
	sysdev_class_register(&jive_pm_sysclass);

	sysdev_class_register(&jive_pm_sysclass);

	sysdev_register(&jive_pm_sysdev);

	sysdev_register(&jive_pm_sysdev);





	/* write our sleep configurations for the IO. Pull down all unused

	 * IO, ensure that we have turned off all peripherals we do not

	 * need, and configure the ones we do need. */



	/* Port B sleep */



	__raw_writel(S3C2412_SLPCON_IN(0)   |

		     S3C2412_SLPCON_PULL(1) |

		     S3C2412_SLPCON_HIGH(2) |

		     S3C2412_SLPCON_PULL(3) |

		     S3C2412_SLPCON_PULL(4) |

		     S3C2412_SLPCON_PULL(5) |

		     S3C2412_SLPCON_PULL(6) |

		     S3C2412_SLPCON_HIGH(7) |

		     S3C2412_SLPCON_PULL(8) |

		     S3C2412_SLPCON_PULL(9) |

		     S3C2412_SLPCON_PULL(10), S3C2412_GPBSLPCON);



	/* Port C sleep */



	__raw_writel(S3C2412_SLPCON_PULL(0) |

		     S3C2412_SLPCON_PULL(1) |

		     S3C2412_SLPCON_PULL(2) |

		     S3C2412_SLPCON_PULL(3) |

		     S3C2412_SLPCON_PULL(4) |

		     S3C2412_SLPCON_PULL(5) |

		     S3C2412_SLPCON_LOW(6)  |

		     S3C2412_SLPCON_PULL(6) |

		     S3C2412_SLPCON_PULL(7) |

		     S3C2412_SLPCON_PULL(8) |

		     S3C2412_SLPCON_PULL(9) |

		     S3C2412_SLPCON_PULL(10) |

		     S3C2412_SLPCON_PULL(11) |

		     S3C2412_SLPCON_PULL(12) |

		     S3C2412_SLPCON_PULL(13) |

		     S3C2412_SLPCON_PULL(14) |

		     S3C2412_SLPCON_PULL(15), S3C2412_GPCSLPCON);



	/* Port D sleep */



	__raw_writel(S3C2412_SLPCON_ALL_PULL, S3C2412_GPDSLPCON);



	/* Port F sleep */



	__raw_writel(S3C2412_SLPCON_LOW(0)  |

		     S3C2412_SLPCON_LOW(1)  |

		     S3C2412_SLPCON_LOW(2)  |

		     S3C2412_SLPCON_EINT(3) |

		     S3C2412_SLPCON_EINT(4) |

		     S3C2412_SLPCON_EINT(5) |

		     S3C2412_SLPCON_EINT(6) |

		     S3C2412_SLPCON_EINT(7), S3C2412_GPFSLPCON);



	/* Port G sleep */



	__raw_writel(S3C2412_SLPCON_IN(0)    |

		     S3C2412_SLPCON_IN(1)    |

		     S3C2412_SLPCON_IN(2)    |

		     S3C2412_SLPCON_IN(3)    |

		     S3C2412_SLPCON_IN(4)    |

		     S3C2412_SLPCON_IN(5)    |

		     S3C2412_SLPCON_IN(6)    |

		     S3C2412_SLPCON_IN(7)    |

		     S3C2412_SLPCON_PULL(8)  |

		     S3C2412_SLPCON_PULL(9)  |

		     S3C2412_SLPCON_IN(10)   |

		     S3C2412_SLPCON_PULL(11) |

		     S3C2412_SLPCON_PULL(12) |

		     S3C2412_SLPCON_PULL(13) |

		     S3C2412_SLPCON_IN(14)   |

		     S3C2412_SLPCON_PULL(15), S3C2412_GPGSLPCON);



	/* Port H sleep */



	__raw_writel(S3C2412_SLPCON_PULL(0) |

		     S3C2412_SLPCON_PULL(1) |

		     S3C2412_SLPCON_PULL(2) |

		     S3C2412_SLPCON_PULL(3) |

		     S3C2412_SLPCON_PULL(4) |

		     S3C2412_SLPCON_PULL(5) |

		     S3C2412_SLPCON_PULL(6) |

		     S3C2412_SLPCON_IN(7)   |

		     S3C2412_SLPCON_IN(8)   |

		     S3C2412_SLPCON_PULL(9) |

		     S3C2412_SLPCON_IN(10), S3C2412_GPHSLPCON);



	/* initialise the power management now we've setup everything. */



	s3c2410_pm_init();

	s3c2410_pm_init();





	s3c_device_nand.dev.platform_data = &jive_nand_info;

	s3c_device_nand.dev.platform_data = &jive_nand_info;