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_MXC91231        91231
  34
  35 #ifndef __ASSEMBLY__
  36 extern unsigned int __mxc_cpu_type;
  37 #endif
  38
  39 #ifdef CONFIG_ARCH_MX1
  40 # ifdef mxc_cpu_type
  41 #  undef mxc_cpu_type
  42 #  define mxc_cpu_type __mxc_cpu_type
  43 # else
  44 #  define mxc_cpu_type MXC_CPU_MX1
  45 # endif
  46 # define cpu_is_mx1()           (mxc_cpu_type == MXC_CPU_MX1)
  47 #else
  48 # define cpu_is_mx1()           (0)
  49 #endif
  50
  51 #ifdef CONFIG_MACH_MX21
  52 # ifdef mxc_cpu_type
  53 #  undef mxc_cpu_type
  54 #  define mxc_cpu_type __mxc_cpu_type
  55 # else
  56 #  define mxc_cpu_type MXC_CPU_MX21
  57 # endif
  58 # define cpu_is_mx21()          (mxc_cpu_type == MXC_CPU_MX21)
  59 #else
  60 # define cpu_is_mx21()          (0)
  61 #endif
  62
  63 #ifdef CONFIG_ARCH_MX25
  64 # ifdef mxc_cpu_type
  65 #  undef mxc_cpu_type
  66 #  define mxc_cpu_type __mxc_cpu_type
  67 # else
  68 #  define mxc_cpu_type MXC_CPU_MX25
  69 # endif
  70 # define cpu_is_mx25()          (mxc_cpu_type == MXC_CPU_MX25)
  71 #else
  72 # define cpu_is_mx25()          (0)
  73 #endif
  74
  75 #ifdef CONFIG_MACH_MX27
  76 # ifdef mxc_cpu_type
  77 #  undef mxc_cpu_type
  78 #  define mxc_cpu_type __mxc_cpu_type
  79 # else
  80 #  define mxc_cpu_type MXC_CPU_MX27
  81 # endif
  82 # define cpu_is_mx27()          (mxc_cpu_type == MXC_CPU_MX27)
  83 #else
  84 # define cpu_is_mx27()          (0)
  85 #endif
  86
  87 #ifdef CONFIG_ARCH_MX31
  88 # ifdef mxc_cpu_type
  89 #  undef mxc_cpu_type
  90 #  define mxc_cpu_type __mxc_cpu_type
  91 # else
  92 #  define mxc_cpu_type MXC_CPU_MX31
  93 # endif
  94 # define cpu_is_mx31()          (mxc_cpu_type == MXC_CPU_MX31)
  95 #else
  96 # define cpu_is_mx31()          (0)
  97 #endif
  98
  99 #ifdef CONFIG_ARCH_MX35
 100 # ifdef mxc_cpu_type
 101 #  undef mxc_cpu_type
 102 #  define mxc_cpu_type __mxc_cpu_type
 103 # else
 104 #  define mxc_cpu_type MXC_CPU_MX35
 105 # endif
 106 # define cpu_is_mx35()          (mxc_cpu_type == MXC_CPU_MX35)
 107 #else
 108 # define cpu_is_mx35()          (0)
 109 #endif
 110
 111 #ifdef CONFIG_ARCH_MXC91231
 112 # ifdef mxc_cpu_type
 113 #  undef mxc_cpu_type
 114 #  define mxc_cpu_type __mxc_cpu_type
 115 # else
 116 #  define mxc_cpu_type MXC_CPU_MXC91231
 117 # endif
 118 # define cpu_is_mxc91231()      (mxc_cpu_type == MXC_CPU_MXC91231)
 119 #else
 120 # define cpu_is_mxc91231()      (0)
 121 #endif
 122
 123 #if defined(CONFIG_ARCH_MX3) || defined(CONFIG_ARCH_MX2)
 124 #define CSCR_U(n) (IO_ADDRESS(WEIM_BASE_ADDR) + n * 0x10)
 125 #define CSCR_L(n) (IO_ADDRESS(WEIM_BASE_ADDR) + n * 0x10 + 0x4)
 126 #define CSCR_A(n) (IO_ADDRESS(WEIM_BASE_ADDR) + n * 0x10 + 0x8)
 127 #endif
 128
 129 #define cpu_is_mx3()    (cpu_is_mx31() || cpu_is_mx35() || cpu_is_mxc91231())
 130 #define cpu_is_mx2()    (cpu_is_mx21() || cpu_is_mx27())
 131
 132 #endif /*  __ASM_ARCH_MXC_H__ */