arch/mips/include/asm/mach-ralink/ralink_regs.h

   1 /*
   2  *  Ralink SoC register definitions
   3  *
   4  *  Copyright (C) 2013 John Crispin <blogic@openwrt.org>
   5  *  Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
   6  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
   7  *
   8  *  This program is free software; you can redistribute it and/or modify it
   9  *  under the terms of the GNU General Public License version 2 as published
  10  *  by the Free Software Foundation.
  11  */
  12
  13 #ifndef _RALINK_REGS_H_
  14 #define _RALINK_REGS_H_
  15
  16 extern __iomem void *rt_sysc_membase;
  17 extern __iomem void *rt_memc_membase;
  18
  19 static inline void rt_sysc_w32(u32 val, unsigned reg)
  20 {
  21         __raw_writel(val, rt_sysc_membase + reg);
  22 }
  23
  24 static inline u32 rt_sysc_r32(unsigned reg)
  25 {
  26         return __raw_readl(rt_sysc_membase + reg);
  27 }
  28
  29 static inline void rt_sysc_m32(u32 clr, u32 set, unsigned reg)
  30 {
  31         u32 val = rt_sysc_r32(reg) & ~clr;
  32
  33         __raw_writel(val | set, rt_sysc_membase + reg);
  34 }
  35
  36 static inline void rt_memc_w32(u32 val, unsigned reg)
  37 {
  38         __raw_writel(val, rt_memc_membase + reg);
  39 }
  40
  41 static inline u32 rt_memc_r32(unsigned reg)
  42 {
  43         return __raw_readl(rt_memc_membase + reg);
  44 }
  45
  46 #endif /* _RALINK_REGS_H_ */