arch/arm/mach-imx/mxc.h

   1 /*
   2  * Copyright 2004-2007, 2010-2015 Freescale Semiconductor, Inc.
   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 #include <linux/types.h>
  24
  25 #ifndef __ASM_ARCH_MXC_HARDWARE_H__
  26 #error "Do not include directly."
  27 #endif
  28
  29 #define MXC_CPU_MX1             1
  30 #define MXC_CPU_MX21            21
  31 #define MXC_CPU_MX25            25
  32 #define MXC_CPU_MX27            27
  33 #define MXC_CPU_MX31            31
  34 #define MXC_CPU_MX35            35
  35 #define MXC_CPU_MX51            51
  36 #define MXC_CPU_MX53            53
  37 #define MXC_CPU_IMX6SL          0x60
  38 #define MXC_CPU_IMX6DL          0x61
  39 #define MXC_CPU_IMX6SX          0x62
  40 #define MXC_CPU_IMX6Q           0x63
  41 #define MXC_CPU_IMX6UL          0x64
  42 #define MXC_CPU_IMX6ULL         0x65
  43 #define MXC_CPU_IMX7D           0x72
  44
  45 #define IMX_DDR_TYPE_LPDDR2             1
  46
  47 #ifndef __ASSEMBLY__
  48 extern unsigned int __mxc_cpu_type;
  49 #endif
  50
  51 #ifdef CONFIG_SOC_IMX1
  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_MX1
  57 # endif
  58 # define cpu_is_mx1()           (mxc_cpu_type == MXC_CPU_MX1)
  59 #else
  60 # define cpu_is_mx1()           (0)
  61 #endif
  62
  63 #ifdef CONFIG_SOC_IMX21
  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_MX21
  69 # endif
  70 # define cpu_is_mx21()          (mxc_cpu_type == MXC_CPU_MX21)
  71 #else
  72 # define cpu_is_mx21()          (0)
  73 #endif
  74
  75 #ifdef CONFIG_SOC_IMX25
  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_MX25
  81 # endif
  82 # define cpu_is_mx25()          (mxc_cpu_type == MXC_CPU_MX25)
  83 #else
  84 # define cpu_is_mx25()          (0)
  85 #endif
  86
  87 #ifdef CONFIG_SOC_IMX27
  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_MX27
  93 # endif
  94 # define cpu_is_mx27()          (mxc_cpu_type == MXC_CPU_MX27)
  95 #else
  96 # define cpu_is_mx27()          (0)
  97 #endif
  98
  99 #ifdef CONFIG_SOC_IMX31
 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_MX31
 105 # endif
 106 # define cpu_is_mx31()          (mxc_cpu_type == MXC_CPU_MX31)
 107 #else
 108 # define cpu_is_mx31()          (0)
 109 #endif
 110
 111 #ifdef CONFIG_SOC_IMX35
 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_MX35
 117 # endif
 118 # define cpu_is_mx35()          (mxc_cpu_type == MXC_CPU_MX35)
 119 #else
 120 # define cpu_is_mx35()          (0)
 121 #endif
 122
 123 #ifdef CONFIG_SOC_IMX51
 124 # ifdef mxc_cpu_type
 125 #  undef mxc_cpu_type
 126 #  define mxc_cpu_type __mxc_cpu_type
 127 # else
 128 #  define mxc_cpu_type MXC_CPU_MX51
 129 # endif
 130 # define cpu_is_mx51()          (mxc_cpu_type == MXC_CPU_MX51)
 131 #else
 132 # define cpu_is_mx51()          (0)
 133 #endif
 134
 135 #ifdef CONFIG_SOC_IMX53
 136 # ifdef mxc_cpu_type
 137 #  undef mxc_cpu_type
 138 #  define mxc_cpu_type __mxc_cpu_type
 139 # else
 140 #  define mxc_cpu_type MXC_CPU_MX53
 141 # endif
 142 # define cpu_is_mx53()          (mxc_cpu_type == MXC_CPU_MX53)
 143 #else
 144 # define cpu_is_mx53()          (0)
 145 #endif
 146
 147 #ifndef __ASSEMBLY__
 148 #ifdef CONFIG_SOC_IMX6SL
 149 static inline bool cpu_is_imx6sl(void)
 150 {
 151         return __mxc_cpu_type == MXC_CPU_IMX6SL;
 152 }
 153 #else
 154 static inline bool cpu_is_imx6sl(void)
 155 {
 156         return false;
 157 }
 158 #endif
 159
 160 static inline bool cpu_is_imx6dl(void)
 161 {
 162         return __mxc_cpu_type == MXC_CPU_IMX6DL;
 163 }
 164
 165 static inline bool cpu_is_imx6sx(void)
 166 {
 167         return __mxc_cpu_type == MXC_CPU_IMX6SX;
 168 }
 169
 170 static inline bool cpu_is_imx6ul(void)
 171 {
 172         return __mxc_cpu_type == MXC_CPU_IMX6UL;
 173 }
 174
 175 static inline bool cpu_is_imx6ull(void)
 176 {
 177         return __mxc_cpu_type == MXC_CPU_IMX6ULL;
 178 }
 179
 180 static inline bool cpu_is_imx6q(void)
 181 {
 182         return __mxc_cpu_type == MXC_CPU_IMX6Q;
 183 }
 184
 185 static inline bool cpu_is_imx7d(void)
 186 {
 187         return __mxc_cpu_type == MXC_CPU_IMX7D;
 188 }
 189
 190 struct cpu_op {
 191         u32 cpu_rate;
 192 };
 193
 194 int tzic_enable_wake(void);
 195
 196 extern struct cpu_op *(*get_cpu_op)(int *op);
 197 #endif
 198
 199 #define cpu_is_mx3()    (cpu_is_mx31() || cpu_is_mx35())
 200 #define cpu_is_mx2()    (cpu_is_mx21() || cpu_is_mx27())
 201
 202 #endif /*  __ASM_ARCH_MXC_H__ */