1 /* 2 * AT91 Power Management 3 * 4 * Copyright (C) 2005 David Brownell 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 */ 11 #ifndef __ARCH_ARM_MACH_AT91_PM 12 #define __ARCH_ARM_MACH_AT91_PM 13 14 #include <asm/proc-fns.h> 15 16 #include <linux/mfd/syscon/atmel-mc.h> 17 #include <soc/at91/at91sam9_ddrsdr.h> 18 #include <soc/at91/at91sam9_sdramc.h> 19 20 #ifndef __ASSEMBLY__ 21 extern void __iomem *at91_ramc_base[]; 22 23 #define at91_ramc_read(id, field) \ 24 __raw_readl(at91_ramc_base[id] + field) 25 26 #define at91_ramc_write(id, field, value) \ 27 __raw_writel(value, at91_ramc_base[id] + field) 28 #endif 29 30 #define AT91_MEMCTRL_MC 0 31 #define AT91_MEMCTRL_SDRAMC 1 32 #define AT91_MEMCTRL_DDRSDR 2 33 34 #define AT91_PM_MEMTYPE_MASK 0x0f 35 36 #define AT91_PM_MODE_OFFSET 4 37 #define AT91_PM_MODE_MASK 0x01 38 #define AT91_PM_MODE(x) (((x) & AT91_PM_MODE_MASK) << AT91_PM_MODE_OFFSET) 39 40 #define AT91_PM_SLOW_CLOCK 0x01 41 42 #endif 43