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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 | /* * linux/include/asm-arm/arch-omap/cpu.h * * OMAP cpu type detection * * Copyright (C) 2004 Nokia Corporation * * Written by Tony Lindgren <tony.lindgren@nokia.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * */ #ifndef __ASM_ARCH_OMAP_CPU_H #define __ASM_ARCH_OMAP_CPU_H extern unsigned int system_rev; #define omap2_cpu_rev() ((system_rev >> 8) & 0x0f) /* * Test if multicore OMAP support is needed */ #undef MULTI_OMAP1 #undef MULTI_OMAP2 #undef OMAP_NAME #ifdef CONFIG_ARCH_OMAP730 # ifdef OMAP_NAME # undef MULTI_OMAP1 # define MULTI_OMAP1 # else # define OMAP_NAME omap730 # endif #endif #ifdef CONFIG_ARCH_OMAP15XX # ifdef OMAP_NAME # undef MULTI_OMAP1 # define MULTI_OMAP1 # else # define OMAP_NAME omap1510 # endif #endif #ifdef CONFIG_ARCH_OMAP16XX # ifdef OMAP_NAME # undef MULTI_OMAP1 # define MULTI_OMAP1 # else # define OMAP_NAME omap16xx # endif #endif #ifdef CONFIG_ARCH_OMAP24XX # if (defined(OMAP_NAME) || defined(MULTI_OMAP1)) # error "OMAP1 and OMAP2 can't be selected at the same time" # else # undef MULTI_OMAP2 # define OMAP_NAME omap24xx # endif #endif /* * Macros to group OMAP into cpu classes. * These can be used in most places. * cpu_is_omap7xx(): True for OMAP730 * cpu_is_omap15xx(): True for OMAP1510, OMAP5910 and OMAP310 * cpu_is_omap16xx(): True for OMAP1610, OMAP5912 and OMAP1710 * cpu_is_omap24xx(): True for OMAP2420, OMAP2422, OMAP2423, OMAP2430 * cpu_is_omap242x(): True for OMAP2420, OMAP2422, OMAP2423 * cpu_is_omap243x(): True for OMAP2430 */ #define GET_OMAP_CLASS (system_rev & 0xff) #define IS_OMAP_CLASS(class, id) \ static inline int is_omap ##class (void) \ { \ return (GET_OMAP_CLASS == (id)) ? 1 : 0; \ } #define GET_OMAP_SUBCLASS ((system_rev >> 20) & 0x0fff) #define IS_OMAP_SUBCLASS(subclass, id) \ static inline int is_omap ##subclass (void) \ { \ return (GET_OMAP_SUBCLASS == (id)) ? 1 : 0; \ } IS_OMAP_CLASS(7xx, 0x07) IS_OMAP_CLASS(15xx, 0x15) IS_OMAP_CLASS(16xx, 0x16) IS_OMAP_CLASS(24xx, 0x24) IS_OMAP_SUBCLASS(242x, 0x242) IS_OMAP_SUBCLASS(243x, 0x243) #define cpu_is_omap7xx() 0 #define cpu_is_omap15xx() 0 #define cpu_is_omap16xx() 0 #define cpu_is_omap24xx() 0 #define cpu_is_omap242x() 0 #define cpu_is_omap243x() 0 #if defined(MULTI_OMAP1) # if defined(CONFIG_ARCH_OMAP730) # undef cpu_is_omap7xx # define cpu_is_omap7xx() is_omap7xx() # endif # if defined(CONFIG_ARCH_OMAP15XX) # undef cpu_is_omap15xx # define cpu_is_omap15xx() is_omap15xx() # endif # if defined(CONFIG_ARCH_OMAP16XX) # undef cpu_is_omap16xx # define cpu_is_omap16xx() is_omap16xx() # endif #else # if defined(CONFIG_ARCH_OMAP730) # undef cpu_is_omap7xx # define cpu_is_omap7xx() 1 # endif # if defined(CONFIG_ARCH_OMAP15XX) # undef cpu_is_omap15xx # define cpu_is_omap15xx() 1 # endif # if defined(CONFIG_ARCH_OMAP16XX) # undef cpu_is_omap16xx # define cpu_is_omap16xx() 1 # endif # if defined(CONFIG_ARCH_OMAP24XX) # undef cpu_is_omap24xx # undef cpu_is_omap242x # undef cpu_is_omap243x # define cpu_is_omap24xx() 1 # define cpu_is_omap242x() is_omap242x() # define cpu_is_omap243x() is_omap243x() # endif #endif /* * Macros to detect individual cpu types. * These are only rarely needed. * cpu_is_omap330(): True for OMAP330 * cpu_is_omap730(): True for OMAP730 * cpu_is_omap1510(): True for OMAP1510 * cpu_is_omap1610(): True for OMAP1610 * cpu_is_omap1611(): True for OMAP1611 * cpu_is_omap5912(): True for OMAP5912 * cpu_is_omap1621(): True for OMAP1621 * cpu_is_omap1710(): True for OMAP1710 * cpu_is_omap2420(): True for OMAP2420 * cpu_is_omap2422(): True for OMAP2422 * cpu_is_omap2423(): True for OMAP2423 * cpu_is_omap2430(): True for OMAP2430 */ #define GET_OMAP_TYPE ((system_rev >> 16) & 0xffff) #define IS_OMAP_TYPE(type, id) \ static inline int is_omap ##type (void) \ { \ return (GET_OMAP_TYPE == (id)) ? 1 : 0; \ } IS_OMAP_TYPE(310, 0x0310) IS_OMAP_TYPE(730, 0x0730) IS_OMAP_TYPE(1510, 0x1510) IS_OMAP_TYPE(1610, 0x1610) IS_OMAP_TYPE(1611, 0x1611) IS_OMAP_TYPE(5912, 0x1611) IS_OMAP_TYPE(1621, 0x1621) IS_OMAP_TYPE(1710, 0x1710) IS_OMAP_TYPE(2420, 0x2420) IS_OMAP_TYPE(2422, 0x2422) IS_OMAP_TYPE(2423, 0x2423) IS_OMAP_TYPE(2430, 0x2430) #define cpu_is_omap310() 0 #define cpu_is_omap730() 0 #define cpu_is_omap1510() 0 #define cpu_is_omap1610() 0 #define cpu_is_omap5912() 0 #define cpu_is_omap1611() 0 #define cpu_is_omap1621() 0 #define cpu_is_omap1710() 0 #define cpu_is_omap2420() 0 #define cpu_is_omap2422() 0 #define cpu_is_omap2423() 0 #define cpu_is_omap2430() 0 #if defined(MULTI_OMAP1) # if defined(CONFIG_ARCH_OMAP730) # undef cpu_is_omap730 # define cpu_is_omap730() is_omap730() # endif #else # if defined(CONFIG_ARCH_OMAP730) # undef cpu_is_omap730 # define cpu_is_omap730() 1 # endif #endif /* * Whether we have MULTI_OMAP1 or not, we still need to distinguish * between 330 vs. 1510 and 1611B/5912 vs. 1710. */ #if defined(CONFIG_ARCH_OMAP15XX) # undef cpu_is_omap310 # undef cpu_is_omap1510 # define cpu_is_omap310() is_omap310() # define cpu_is_omap1510() is_omap1510() #endif #if defined(CONFIG_ARCH_OMAP16XX) # undef cpu_is_omap1610 # undef cpu_is_omap1611 # undef cpu_is_omap5912 # undef cpu_is_omap1621 # undef cpu_is_omap1710 # define cpu_is_omap1610() is_omap1610() # define cpu_is_omap1611() is_omap1611() # define cpu_is_omap5912() is_omap5912() # define cpu_is_omap1621() is_omap1621() # define cpu_is_omap1710() is_omap1710() #endif #if defined(CONFIG_ARCH_OMAP24XX) # undef cpu_is_omap2420 # undef cpu_is_omap2422 # undef cpu_is_omap2423 # undef cpu_is_omap2430 # define cpu_is_omap2420() is_omap2420() # define cpu_is_omap2422() is_omap2422() # define cpu_is_omap2423() is_omap2423() # define cpu_is_omap2430() is_omap2430() #endif /* Macros to detect if we have OMAP1 or OMAP2 */ #define cpu_class_is_omap1() (cpu_is_omap730() || cpu_is_omap15xx() || \ cpu_is_omap16xx()) #define cpu_class_is_omap2() cpu_is_omap24xx() #endif |