release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/plat-mxc/include/mach/mxc.h

   1 /*
   2  * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
   3  * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de)
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  17  * MA 02110-1301, USA.
  18  */
  19
  20 #ifndef __ASM_ARCH_MXC_H__
  21 #define __ASM_ARCH_MXC_H__
  22
  23 #ifndef __ASM_ARCH_MXC_HARDWARE_H__
  24 #error "Do not include directly."
  25 #endif
  26
  27 #define MXC_CPU_MX1             1
  28 #define MXC_CPU_MX21            21
  29 #define MXC_CPU_MX25            25
  30 #define MXC_CPU_MX27            27
  31 #define MXC_CPU_MX31            31
  32 #define MXC_CPU_MX35            35
  33 #define MXC_CPU_MX51            51
  34 #define MXC_CPU_MXC91231        91231
  35
  36 #ifndef __ASSEMBLY__
  37 extern unsigned int __mxc_cpu_type;
  38 #endif
  39
  40 #ifdef CONFIG_ARCH_MX1
  41 # ifdef mxc_cpu_type
  42 #  undef mxc_cpu_type
  43 #  define mxc_cpu_type __mxc_cpu_type
  44 # else
  45 #  define mxc_cpu_type MXC_CPU_MX1
  46 # endif
  47 # define cpu_is_mx1()           (mxc_cpu_type == MXC_CPU_MX1)
  48 #else
  49 # define cpu_is_mx1()           (0)
  50 #endif
  51
  52 #ifdef CONFIG_MACH_MX21
  53 # ifdef mxc_cpu_type
  54 #  undef mxc_cpu_type
  55 #  define mxc_cpu_type __mxc_cpu_type
  56 # else
  57 #  define mxc_cpu_type MXC_CPU_MX21
  58 # endif
  59 # define cpu_is_mx21()          (mxc_cpu_type == MXC_CPU_MX21)
  60 #else
  61 # define cpu_is_mx21()          (0)
  62 #endif
  63
  64 #ifdef CONFIG_ARCH_MX25
  65 # ifdef mxc_cpu_type
  66 #  undef mxc_cpu_type
  67 #  define mxc_cpu_type __mxc_cpu_type
  68 # else
  69 #  define mxc_cpu_type MXC_CPU_MX25
  70 # endif
  71 # define cpu_is_mx25()          (mxc_cpu_type == MXC_CPU_MX25)
  72 #else
  73 # define cpu_is_mx25()          (0)
  74 #endif
  75
  76 #ifdef CONFIG_MACH_MX27
  77 # ifdef mxc_cpu_type
  78 #  undef mxc_cpu_type
  79 #  define mxc_cpu_type __mxc_cpu_type
  80 # else
  81 #  define mxc_cpu_type MXC_CPU_MX27
  82 # endif
  83 # define cpu_is_mx27()          (mxc_cpu_type == MXC_CPU_MX27)
  84 #else
  85 # define cpu_is_mx27()          (0)
  86 #endif
  87
  88 #ifdef CONFIG_ARCH_MX31
  89 # ifdef mxc_cpu_type
  90 #  undef mxc_cpu_type
  91 #  define mxc_cpu_type __mxc_cpu_type
  92 # else
  93 #  define mxc_cpu_type MXC_CPU_MX31
  94 # endif
  95 # define cpu_is_mx31()          (mxc_cpu_type == MXC_CPU_MX31)
  96 #else
  97 # define cpu_is_mx31()          (0)
  98 #endif
  99
 100 #ifdef CONFIG_ARCH_MX35
 101 # ifdef mxc_cpu_type
 102 #  undef mxc_cpu_type
 103 #  define mxc_cpu_type __mxc_cpu_type
 104 # else
 105 #  define mxc_cpu_type MXC_CPU_MX35
 106 # endif
 107 # define cpu_is_mx35()          (mxc_cpu_type == MXC_CPU_MX35)
 108 #else
 109 # define cpu_is_mx35()          (0)
 110 #endif
 111
 112 #ifdef CONFIG_ARCH_MX5
 113 # ifdef mxc_cpu_type
 114 #  undef mxc_cpu_type
 115 #  define mxc_cpu_type __mxc_cpu_type
 116 # else
 117 #  define mxc_cpu_type MXC_CPU_MX51
 118 # endif
 119 # define cpu_is_mx51()          (mxc_cpu_type == MXC_CPU_MX51)
 120 #else
 121 # define cpu_is_mx51()          (0)
 122 #endif
 123
 124 #ifdef CONFIG_ARCH_MXC91231
 125 # ifdef mxc_cpu_type
 126 #  undef mxc_cpu_type
 127 #  define mxc_cpu_type __mxc_cpu_type
 128 # else
 129 #  define mxc_cpu_type MXC_CPU_MXC91231
 130 # endif
 131 # define cpu_is_mxc91231()      (mxc_cpu_type == MXC_CPU_MXC91231)
 132 #else
 133 # define cpu_is_mxc91231()      (0)
 134 #endif
 135
 136 #if defined(CONFIG_ARCH_MX3) || defined(CONFIG_ARCH_MX2)
 137 /* These are deprecated, use mx[23][157]_setup_weimcs instead. */
 138 #define CSCR_U(n) (IO_ADDRESS(WEIM_BASE_ADDR + n * 0x10))
 139 #define CSCR_L(n) (IO_ADDRESS(WEIM_BASE_ADDR + n * 0x10 + 0x4))
 140 #define CSCR_A(n) (IO_ADDRESS(WEIM_BASE_ADDR + n * 0x10 + 0x8))
 141 #endif
 142
 143 #define cpu_is_mx3()    (cpu_is_mx31() || cpu_is_mx35() || cpu_is_mxc91231())
 144 #define cpu_is_mx2()    (cpu_is_mx21() || cpu_is_mx27())
 145
 146 #endif /*  __ASM_ARCH_MXC_H__ */