arch/mips/include/asm/mach-ath79/ath79.h

   1 /*
   2  *  Atheros AR71XX/AR724X/AR913X common definitions
   3  *
   4  *  Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
   5  *  Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
   6  *
   7  *  Parts of this file are based on Atheros' 2.6.15 BSP
   8  *
   9  *  This program is free software; you can redistribute it and/or modify it
  10  *  under the terms of the GNU General Public License version 2 as published
  11  *  by the Free Software Foundation.
  12  */
  13
  14 #ifndef __ASM_MACH_ATH79_H
  15 #define __ASM_MACH_ATH79_H
  16
  17 #include <linux/types.h>
  18 #include <linux/io.h>
  19
  20 enum ath79_soc_type {
  21         ATH79_SOC_UNKNOWN,
  22         ATH79_SOC_AR7130,
  23         ATH79_SOC_AR7141,
  24         ATH79_SOC_AR7161,
  25         ATH79_SOC_AR7240,
  26         ATH79_SOC_AR7241,
  27         ATH79_SOC_AR7242,
  28         ATH79_SOC_AR9130,
  29         ATH79_SOC_AR9132,
  30         ATH79_SOC_AR9330,
  31         ATH79_SOC_AR9331,
  32 };
  33
  34 extern enum ath79_soc_type ath79_soc;
  35 extern unsigned int ath79_soc_rev;
  36
  37 static inline int soc_is_ar71xx(void)
  38 {
  39         return (ath79_soc == ATH79_SOC_AR7130 ||
  40                 ath79_soc == ATH79_SOC_AR7141 ||
  41                 ath79_soc == ATH79_SOC_AR7161);
  42 }
  43
  44 static inline int soc_is_ar724x(void)
  45 {
  46         return (ath79_soc == ATH79_SOC_AR7240 ||
  47                 ath79_soc == ATH79_SOC_AR7241 ||
  48                 ath79_soc == ATH79_SOC_AR7242);
  49 }
  50
  51 static inline int soc_is_ar7240(void)
  52 {
  53         return (ath79_soc == ATH79_SOC_AR7240);
  54 }
  55
  56 static inline int soc_is_ar7241(void)
  57 {
  58         return (ath79_soc == ATH79_SOC_AR7241);
  59 }
  60
  61 static inline int soc_is_ar7242(void)
  62 {
  63         return (ath79_soc == ATH79_SOC_AR7242);
  64 }
  65
  66 static inline int soc_is_ar913x(void)
  67 {
  68         return (ath79_soc == ATH79_SOC_AR9130 ||
  69                 ath79_soc == ATH79_SOC_AR9132);
  70 }
  71
  72 static inline int soc_is_ar933x(void)
  73 {
  74         return (ath79_soc == ATH79_SOC_AR9330 ||
  75                 ath79_soc == ATH79_SOC_AR9331);
  76 }
  77
  78 extern void __iomem *ath79_ddr_base;
  79 extern void __iomem *ath79_pll_base;
  80 extern void __iomem *ath79_reset_base;
  81
  82 static inline void ath79_pll_wr(unsigned reg, u32 val)
  83 {
  84         __raw_writel(val, ath79_pll_base + reg);
  85 }
  86
  87 static inline u32 ath79_pll_rr(unsigned reg)
  88 {
  89         return __raw_readl(ath79_pll_base + reg);
  90 }
  91
  92 static inline void ath79_reset_wr(unsigned reg, u32 val)
  93 {
  94         __raw_writel(val, ath79_reset_base + reg);
  95 }
  96
  97 static inline u32 ath79_reset_rr(unsigned reg)
  98 {
  99         return __raw_readl(ath79_reset_base + reg);
 100 }
 101
 102 void ath79_device_reset_set(u32 mask);
 103 void ath79_device_reset_clear(u32 mask);
 104
 105 #endif /* __ASM_MACH_ATH79_H */