| /* |
| * linux/arch/arm/mach-pxa/mfp.c |
| * |
| * PXA3xx Multi-Function Pin Support |
| * |
| * Copyright (C) 2007 Marvell Internation Ltd. |
| * |
| * 2007-08-21: eric miao <eric.miao@marvell.com> |
| * initial version |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| |
| #include <linux/module.h> |
| #include <linux/kernel.h> |
| #include <linux/init.h> |
| #include <linux/io.h> |
| #include <linux/syscore_ops.h> |
| |
| #include <mach/hardware.h> |
| #include <mach/mfp-pxa3xx.h> |
| #include <mach/pxa3xx-regs.h> |
| |
| #ifdef CONFIG_PM |
| static int pxa3xx_mfp_suspend(void) |
| { |
| mfp_config_lpm(); |
| return 0; |
| } |
| |
| static void pxa3xx_mfp_resume(void) |
| { |
| mfp_config_run(); |
| |
| ASCR &= ~(ASCR_RDH | ASCR_D1S | ASCR_D2S | ASCR_D3S); |
| } |
| #else |
| #define pxa3xx_mfp_suspend NULL |
| #define pxa3xx_mfp_resume NULL |
| #endif |
| |
| struct syscore_ops pxa3xx_mfp_syscore_ops = { |
| .suspend = pxa3xx_mfp_suspend, |
| .resume = pxa3xx_mfp_resume, |
| }; |