Quinn Jensen | 52c543f | 2007-07-09 22:06:53 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. |
| 3 | */ |
| 4 | |
| 5 | /* |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | */ |
| 10 | |
| 11 | #ifndef __ASM_ARCH_MXC_MX31_H__ |
| 12 | #define __ASM_ARCH_MXC_MX31_H__ |
| 13 | |
| 14 | #ifndef __ASM_ARCH_MXC_HARDWARE_H__ |
| 15 | #error "Do not include directly." |
| 16 | #endif |
| 17 | |
| 18 | /*! |
| 19 | * defines the hardware clock tick rate |
| 20 | */ |
| 21 | #define CLOCK_TICK_RATE 16625000 |
| 22 | |
| 23 | /* |
| 24 | * MX31 memory map: |
| 25 | * |
| 26 | * Virt Phys Size What |
| 27 | * --------------------------------------------------------------------------- |
| 28 | * F8000000 1FFC0000 16K IRAM |
| 29 | * F9000000 30000000 256M L2CC |
| 30 | * FC000000 43F00000 1M AIPS 1 |
| 31 | * FC100000 50000000 1M SPBA |
| 32 | * FC200000 53F00000 1M AIPS 2 |
| 33 | * FC500000 60000000 128M ROMPATCH |
| 34 | * FC400000 68000000 128M AVIC |
| 35 | * 70000000 256M IPU (MAX M2) |
| 36 | * 80000000 256M CSD0 SDRAM/DDR |
| 37 | * 90000000 256M CSD1 SDRAM/DDR |
| 38 | * A0000000 128M CS0 Flash |
| 39 | * A8000000 128M CS1 Flash |
| 40 | * B0000000 32M CS2 |
| 41 | * B2000000 32M CS3 |
| 42 | * F4000000 B4000000 32M CS4 |
| 43 | * B6000000 32M CS5 |
| 44 | * FC320000 B8000000 64K NAND, SDRAM, WEIM, M3IF, EMI controllers |
| 45 | * C0000000 64M PCMCIA/CF |
| 46 | */ |
| 47 | |
| 48 | #define CS0_BASE_ADDR 0xA0000000 |
| 49 | #define CS1_BASE_ADDR 0xA8000000 |
| 50 | #define CS2_BASE_ADDR 0xB0000000 |
| 51 | #define CS3_BASE_ADDR 0xB2000000 |
| 52 | |
| 53 | #define CS4_BASE_ADDR 0xB4000000 |
| 54 | #define CS4_BASE_ADDR_VIRT 0xF4000000 |
| 55 | #define CS4_SIZE SZ_32M |
| 56 | |
| 57 | #define CS5_BASE_ADDR 0xB6000000 |
| 58 | #define PCMCIA_MEM_BASE_ADDR 0xBC000000 |
| 59 | |
| 60 | /* |
| 61 | * IRAM |
| 62 | */ |
| 63 | #define IRAM_BASE_ADDR 0x1FFC0000 /* internal ram */ |
| 64 | #define IRAM_BASE_ADDR_VIRT 0xF8000000 |
| 65 | #define IRAM_SIZE SZ_16K |
| 66 | |
| 67 | /* |
| 68 | * L2CC |
| 69 | */ |
| 70 | #define L2CC_BASE_ADDR 0x30000000 |
| 71 | #define L2CC_BASE_ADDR_VIRT 0xF9000000 |
| 72 | #define L2CC_SIZE SZ_1M |
| 73 | |
| 74 | /* |
| 75 | * AIPS 1 |
| 76 | */ |
| 77 | #define AIPS1_BASE_ADDR 0x43F00000 |
| 78 | #define AIPS1_BASE_ADDR_VIRT 0xFC000000 |
| 79 | #define AIPS1_SIZE SZ_1M |
| 80 | |
| 81 | #define MAX_BASE_ADDR (AIPS1_BASE_ADDR + 0x00004000) |
| 82 | #define EVTMON_BASE_ADDR (AIPS1_BASE_ADDR + 0x00008000) |
| 83 | #define CLKCTL_BASE_ADDR (AIPS1_BASE_ADDR + 0x0000C000) |
| 84 | #define ETB_SLOT4_BASE_ADDR (AIPS1_BASE_ADDR + 0x00010000) |
| 85 | #define ETB_SLOT5_BASE_ADDR (AIPS1_BASE_ADDR + 0x00014000) |
| 86 | #define ECT_CTIO_BASE_ADDR (AIPS1_BASE_ADDR + 0x00018000) |
| 87 | #define I2C_BASE_ADDR (AIPS1_BASE_ADDR + 0x00080000) |
| 88 | #define I2C3_BASE_ADDR (AIPS1_BASE_ADDR + 0x00084000) |
| 89 | #define OTG_BASE_ADDR (AIPS1_BASE_ADDR + 0x00088000) |
| 90 | #define ATA_BASE_ADDR (AIPS1_BASE_ADDR + 0x0008C000) |
| 91 | #define UART1_BASE_ADDR (AIPS1_BASE_ADDR + 0x00090000) |
| 92 | #define UART2_BASE_ADDR (AIPS1_BASE_ADDR + 0x00094000) |
| 93 | #define I2C2_BASE_ADDR (AIPS1_BASE_ADDR + 0x00098000) |
| 94 | #define OWIRE_BASE_ADDR (AIPS1_BASE_ADDR + 0x0009C000) |
| 95 | #define SSI1_BASE_ADDR (AIPS1_BASE_ADDR + 0x000A0000) |
| 96 | #define CSPI1_BASE_ADDR (AIPS1_BASE_ADDR + 0x000A4000) |
| 97 | #define KPP_BASE_ADDR (AIPS1_BASE_ADDR + 0x000A8000) |
| 98 | #define IOMUXC_BASE_ADDR (AIPS1_BASE_ADDR + 0x000AC000) |
| 99 | #define UART4_BASE_ADDR (AIPS1_BASE_ADDR + 0x000B0000) |
| 100 | #define UART5_BASE_ADDR (AIPS1_BASE_ADDR + 0x000B4000) |
| 101 | #define ECT_IP1_BASE_ADDR (AIPS1_BASE_ADDR + 0x000B8000) |
| 102 | #define ECT_IP2_BASE_ADDR (AIPS1_BASE_ADDR + 0x000BC000) |
| 103 | |
| 104 | /* |
| 105 | * SPBA global module enabled #0 |
| 106 | */ |
| 107 | #define SPBA0_BASE_ADDR 0x50000000 |
| 108 | #define SPBA0_BASE_ADDR_VIRT 0xFC100000 |
| 109 | #define SPBA0_SIZE SZ_1M |
| 110 | |
| 111 | #define MMC_SDHC1_BASE_ADDR (SPBA0_BASE_ADDR + 0x00004000) |
| 112 | #define MMC_SDHC2_BASE_ADDR (SPBA0_BASE_ADDR + 0x00008000) |
| 113 | #define UART3_BASE_ADDR (SPBA0_BASE_ADDR + 0x0000C000) |
| 114 | #define CSPI2_BASE_ADDR (SPBA0_BASE_ADDR + 0x00010000) |
| 115 | #define SSI2_BASE_ADDR (SPBA0_BASE_ADDR + 0x00014000) |
| 116 | #define SIM1_BASE_ADDR (SPBA0_BASE_ADDR + 0x00018000) |
| 117 | #define IIM_BASE_ADDR (SPBA0_BASE_ADDR + 0x0001C000) |
| 118 | #define ATA_DMA_BASE_ADDR (SPBA0_BASE_ADDR + 0x00020000) |
| 119 | #define MSHC1_BASE_ADDR (SPBA0_BASE_ADDR + 0x00024000) |
| 120 | #define MSHC2_BASE_ADDR (SPBA0_BASE_ADDR + 0x00024000) |
| 121 | #define SPBA_CTRL_BASE_ADDR (SPBA0_BASE_ADDR + 0x0003C000) |
| 122 | |
| 123 | /* |
| 124 | * AIPS 2 |
| 125 | */ |
| 126 | #define AIPS2_BASE_ADDR 0x53F00000 |
| 127 | #define AIPS2_BASE_ADDR_VIRT 0xFC200000 |
| 128 | #define AIPS2_SIZE SZ_1M |
| 129 | #define CCM_BASE_ADDR (AIPS2_BASE_ADDR + 0x00080000) |
| 130 | #define CSPI3_BASE_ADDR (AIPS2_BASE_ADDR + 0x00084000) |
| 131 | #define FIRI_BASE_ADDR (AIPS2_BASE_ADDR + 0x0008C000) |
| 132 | #define GPT1_BASE_ADDR (AIPS2_BASE_ADDR + 0x00090000) |
| 133 | #define EPIT1_BASE_ADDR (AIPS2_BASE_ADDR + 0x00094000) |
| 134 | #define EPIT2_BASE_ADDR (AIPS2_BASE_ADDR + 0x00098000) |
| 135 | #define GPIO3_BASE_ADDR (AIPS2_BASE_ADDR + 0x000A4000) |
| 136 | #define SCC_BASE_ADDR (AIPS2_BASE_ADDR + 0x000AC000) |
| 137 | #define SCM_BASE_ADDR (AIPS2_BASE_ADDR + 0x000AE000) |
| 138 | #define SMN_BASE_ADDR (AIPS2_BASE_ADDR + 0x000AF000) |
| 139 | #define RNGA_BASE_ADDR (AIPS2_BASE_ADDR + 0x000B0000) |
| 140 | #define IPU_CTRL_BASE_ADDR (AIPS2_BASE_ADDR + 0x000C0000) |
| 141 | #define AUDMUX_BASE_ADDR (AIPS2_BASE_ADDR + 0x000C4000) |
| 142 | #define MPEG4_ENC_BASE_ADDR (AIPS2_BASE_ADDR + 0x000C8000) |
| 143 | #define GPIO1_BASE_ADDR (AIPS2_BASE_ADDR + 0x000CC000) |
| 144 | #define GPIO2_BASE_ADDR (AIPS2_BASE_ADDR + 0x000D0000) |
| 145 | #define SDMA_BASE_ADDR (AIPS2_BASE_ADDR + 0x000D4000) |
| 146 | #define RTC_BASE_ADDR (AIPS2_BASE_ADDR + 0x000D8000) |
| 147 | #define WDOG_BASE_ADDR (AIPS2_BASE_ADDR + 0x000DC000) |
| 148 | #define PWM_BASE_ADDR (AIPS2_BASE_ADDR + 0x000E0000) |
| 149 | #define RTIC_BASE_ADDR (AIPS2_BASE_ADDR + 0x000EC000) |
| 150 | |
| 151 | /* |
| 152 | * ROMP and AVIC |
| 153 | */ |
| 154 | #define ROMP_BASE_ADDR 0x60000000 |
| 155 | #define ROMP_BASE_ADDR_VIRT 0xFC500000 |
| 156 | #define ROMP_SIZE SZ_1M |
| 157 | |
| 158 | #define AVIC_BASE_ADDR 0x68000000 |
| 159 | #define AVIC_BASE_ADDR_VIRT 0xFC400000 |
| 160 | #define AVIC_SIZE SZ_1M |
| 161 | |
| 162 | /* |
| 163 | * NAND, SDRAM, WEIM, M3IF, EMI controllers |
| 164 | */ |
| 165 | #define X_MEMC_BASE_ADDR 0xB8000000 |
| 166 | #define X_MEMC_BASE_ADDR_VIRT 0xFC320000 |
| 167 | #define X_MEMC_SIZE SZ_64K |
| 168 | |
| 169 | #define NFC_BASE_ADDR (X_MEMC_BASE_ADDR + 0x0000) |
| 170 | #define ESDCTL_BASE_ADDR (X_MEMC_BASE_ADDR + 0x1000) |
| 171 | #define WEIM_BASE_ADDR (X_MEMC_BASE_ADDR + 0x2000) |
| 172 | #define M3IF_BASE_ADDR (X_MEMC_BASE_ADDR + 0x3000) |
| 173 | #define EMI_CTL_BASE_ADDR (X_MEMC_BASE_ADDR + 0x4000) |
| 174 | #define PCMCIA_CTL_BASE_ADDR EMI_CTL_BASE_ADDR |
| 175 | |
| 176 | /* |
| 177 | * Memory regions and CS |
| 178 | */ |
| 179 | #define IPU_MEM_BASE_ADDR 0x70000000 |
| 180 | #define CSD0_BASE_ADDR 0x80000000 |
| 181 | #define CSD1_BASE_ADDR 0x90000000 |
| 182 | #define CS0_BASE_ADDR 0xA0000000 |
| 183 | #define CS1_BASE_ADDR 0xA8000000 |
| 184 | #define CS2_BASE_ADDR 0xB0000000 |
| 185 | #define CS3_BASE_ADDR 0xB2000000 |
| 186 | |
| 187 | #define CS4_BASE_ADDR 0xB4000000 |
| 188 | #define CS4_BASE_ADDR_VIRT 0xF4000000 |
| 189 | #define CS4_SIZE SZ_32M |
| 190 | |
| 191 | #define CS5_BASE_ADDR 0xB6000000 |
| 192 | #define PCMCIA_MEM_BASE_ADDR 0xBC000000 |
| 193 | |
| 194 | /*! |
| 195 | * This macro defines the physical to virtual address mapping for all the |
| 196 | * peripheral modules. It is used by passing in the physical address as x |
| 197 | * and returning the virtual address. If the physical address is not mapped, |
| 198 | * it returns 0xDEADBEEF |
| 199 | */ |
| 200 | #define IO_ADDRESS(x) \ |
| 201 | (((x >= IRAM_BASE_ADDR) && (x < (IRAM_BASE_ADDR + IRAM_SIZE))) ? IRAM_IO_ADDRESS(x):\ |
| 202 | ((x >= L2CC_BASE_ADDR) && (x < (L2CC_BASE_ADDR + L2CC_SIZE))) ? L2CC_IO_ADDRESS(x):\ |
| 203 | ((x >= AIPS1_BASE_ADDR) && (x < (AIPS1_BASE_ADDR + AIPS1_SIZE))) ? AIPS1_IO_ADDRESS(x):\ |
| 204 | ((x >= SPBA0_BASE_ADDR) && (x < (SPBA0_BASE_ADDR + SPBA0_SIZE))) ? SPBA0_IO_ADDRESS(x):\ |
| 205 | ((x >= AIPS2_BASE_ADDR) && (x < (AIPS2_BASE_ADDR + AIPS2_SIZE))) ? AIPS2_IO_ADDRESS(x):\ |
| 206 | ((x >= ROMP_BASE_ADDR) && (x < (ROMP_BASE_ADDR + ROMP_SIZE))) ? ROMP_IO_ADDRESS(x):\ |
| 207 | ((x >= AVIC_BASE_ADDR) && (x < (AVIC_BASE_ADDR + AVIC_SIZE))) ? AVIC_IO_ADDRESS(x):\ |
| 208 | ((x >= CS4_BASE_ADDR) && (x < (CS4_BASE_ADDR + CS4_SIZE))) ? CS4_IO_ADDRESS(x):\ |
| 209 | ((x >= X_MEMC_BASE_ADDR) && (x < (X_MEMC_BASE_ADDR + X_MEMC_SIZE))) ? X_MEMC_IO_ADDRESS(x):\ |
| 210 | 0xDEADBEEF) |
| 211 | |
| 212 | /* |
| 213 | * define the address mapping macros: in physical address order |
| 214 | */ |
| 215 | |
| 216 | #define IRAM_IO_ADDRESS(x) \ |
| 217 | (((x) - IRAM_BASE_ADDR) + IRAM_BASE_ADDR_VIRT) |
| 218 | |
| 219 | #define L2CC_IO_ADDRESS(x) \ |
| 220 | (((x) - L2CC_BASE_ADDR) + L2CC_BASE_ADDR_VIRT) |
| 221 | |
| 222 | #define AIPS1_IO_ADDRESS(x) \ |
| 223 | (((x) - AIPS1_BASE_ADDR) + AIPS1_BASE_ADDR_VIRT) |
| 224 | |
| 225 | #define SPBA0_IO_ADDRESS(x) \ |
| 226 | (((x) - SPBA0_BASE_ADDR) + SPBA0_BASE_ADDR_VIRT) |
| 227 | |
| 228 | #define AIPS2_IO_ADDRESS(x) \ |
| 229 | (((x) - AIPS2_BASE_ADDR) + AIPS2_BASE_ADDR_VIRT) |
| 230 | |
| 231 | #define ROMP_IO_ADDRESS(x) \ |
| 232 | (((x) - ROMP_BASE_ADDR) + ROMP_BASE_ADDR_VIRT) |
| 233 | |
| 234 | #define AVIC_IO_ADDRESS(x) \ |
| 235 | (((x) - AVIC_BASE_ADDR) + AVIC_BASE_ADDR_VIRT) |
| 236 | |
| 237 | #define CS4_IO_ADDRESS(x) \ |
| 238 | (((x) - CS4_BASE_ADDR) + CS4_BASE_ADDR_VIRT) |
| 239 | |
| 240 | #define X_MEMC_IO_ADDRESS(x) \ |
| 241 | (((x) - X_MEMC_BASE_ADDR) + X_MEMC_BASE_ADDR_VIRT) |
| 242 | |
| 243 | #define PCMCIA_IO_ADDRESS(x) \ |
| 244 | (((x) - X_MEMC_BASE_ADDR) + X_MEMC_BASE_ADDR_VIRT) |
| 245 | |
| 246 | /* Start of physical RAM - On many MX31 platforms, this is the first SDRAM bank (CSD0) */ |
| 247 | #define PHYS_OFFSET CSD0_BASE_ADDR |
| 248 | |
| 249 | /* |
| 250 | * Interrupt numbers |
| 251 | */ |
| 252 | #define MXC_INT_PEN_ADS7843 0 |
| 253 | #define MXC_INT_RESV1 1 |
| 254 | #define MXC_INT_CS8900A 2 |
| 255 | #define MXC_INT_I2C3 3 |
| 256 | #define MXC_INT_I2C2 4 |
| 257 | #define MXC_INT_MPEG4_ENCODER 5 |
| 258 | #define MXC_INT_RTIC 6 |
| 259 | #define MXC_INT_FIRI 7 |
| 260 | #define MXC_INT_MMC_SDHC2 8 |
| 261 | #define MXC_INT_MMC_SDHC1 9 |
| 262 | #define MXC_INT_I2C 10 |
| 263 | #define MXC_INT_SSI2 11 |
| 264 | #define MXC_INT_SSI1 12 |
| 265 | #define MXC_INT_CSPI2 13 |
| 266 | #define MXC_INT_CSPI1 14 |
| 267 | #define MXC_INT_ATA 15 |
| 268 | #define MXC_INT_MBX 16 |
| 269 | #define MXC_INT_CSPI3 17 |
| 270 | #define MXC_INT_UART3 18 |
| 271 | #define MXC_INT_IIM 19 |
| 272 | #define MXC_INT_SIM2 20 |
| 273 | #define MXC_INT_SIM1 21 |
| 274 | #define MXC_INT_RNGA 22 |
| 275 | #define MXC_INT_EVTMON 23 |
| 276 | #define MXC_INT_KPP 24 |
| 277 | #define MXC_INT_RTC 25 |
| 278 | #define MXC_INT_PWM 26 |
| 279 | #define MXC_INT_EPIT2 27 |
| 280 | #define MXC_INT_EPIT1 28 |
| 281 | #define MXC_INT_GPT 29 |
| 282 | #define MXC_INT_RESV30 30 |
| 283 | #define MXC_INT_RESV31 31 |
| 284 | #define MXC_INT_UART2 32 |
| 285 | #define MXC_INT_NANDFC 33 |
| 286 | #define MXC_INT_SDMA 34 |
| 287 | #define MXC_INT_USB1 35 |
| 288 | #define MXC_INT_USB2 36 |
| 289 | #define MXC_INT_USB3 37 |
| 290 | #define MXC_INT_USB4 38 |
| 291 | #define MXC_INT_MSHC1 39 |
| 292 | #define MXC_INT_MSHC2 40 |
| 293 | #define MXC_INT_IPU_ERR 41 |
| 294 | #define MXC_INT_IPU_SYN 42 |
| 295 | #define MXC_INT_RESV43 43 |
| 296 | #define MXC_INT_RESV44 44 |
| 297 | #define MXC_INT_UART1 45 |
| 298 | #define MXC_INT_UART4 46 |
| 299 | #define MXC_INT_UART5 47 |
| 300 | #define MXC_INT_ECT 48 |
| 301 | #define MXC_INT_SCC_SCM 49 |
| 302 | #define MXC_INT_SCC_SMN 50 |
| 303 | #define MXC_INT_GPIO2 51 |
| 304 | #define MXC_INT_GPIO1 52 |
| 305 | #define MXC_INT_CCM 53 |
| 306 | #define MXC_INT_PCMCIA 54 |
| 307 | #define MXC_INT_WDOG 55 |
| 308 | #define MXC_INT_GPIO3 56 |
| 309 | #define MXC_INT_RESV57 57 |
| 310 | #define MXC_INT_EXT_POWER 58 |
| 311 | #define MXC_INT_EXT_TEMPER 59 |
| 312 | #define MXC_INT_EXT_SENSOR60 60 |
| 313 | #define MXC_INT_EXT_SENSOR61 61 |
| 314 | #define MXC_INT_EXT_WDOG 62 |
| 315 | #define MXC_INT_EXT_TV 63 |
| 316 | |
| 317 | #define MXC_MAX_INT_LINES 64 |
| 318 | |
| 319 | #define MXC_GPIO_INT_BASE MXC_MAX_INT_LINES |
Robert Schwebel | d2db9aa | 2008-04-02 10:29:30 +0100 | [diff] [blame] | 320 | #define MXC_MAX_GPIO_LINES (GPIO_NUM_PIN * GPIO_PORT_NUM) |
| 321 | #define MXC_MAX_VIRTUAL_INTS 16 |
Quinn Jensen | 52c543f | 2007-07-09 22:06:53 +0100 | [diff] [blame] | 322 | |
Juergen Beisert | 259bcaa | 2008-07-05 10:02:54 +0200 | [diff] [blame] | 323 | #define NR_IRQS (MXC_MAX_INT_LINES + MXC_MAX_GPIO_LINES + MXC_MAX_VIRTUAL_INTS) |
| 324 | |
Quinn Jensen | 52c543f | 2007-07-09 22:06:53 +0100 | [diff] [blame] | 325 | /*! |
| 326 | * Number of GPIO port as defined in the IC Spec |
| 327 | */ |
| 328 | #define GPIO_PORT_NUM 3 |
| 329 | /*! |
| 330 | * Number of GPIO pins per port |
| 331 | */ |
| 332 | #define GPIO_NUM_PIN 32 |
| 333 | |
| 334 | #define PROD_SIGNATURE 0x1 /* For MX31 */ |
| 335 | |
Robert Schwebel | d2db9aa | 2008-04-02 10:29:30 +0100 | [diff] [blame] | 336 | /* silicon revisions specific to i.MX31 */ |
| 337 | #define CHIP_REV_1_0 0x10 |
| 338 | #define CHIP_REV_1_1 0x11 |
| 339 | #define CHIP_REV_1_2 0x12 |
| 340 | #define CHIP_REV_1_3 0x13 |
| 341 | #define CHIP_REV_2_0 0x20 |
| 342 | #define CHIP_REV_2_1 0x21 |
| 343 | #define CHIP_REV_2_2 0x22 |
| 344 | #define CHIP_REV_2_3 0x23 |
| 345 | #define CHIP_REV_3_0 0x30 |
| 346 | #define CHIP_REV_3_1 0x31 |
| 347 | #define CHIP_REV_3_2 0x32 |
| 348 | |
Quinn Jensen | 52c543f | 2007-07-09 22:06:53 +0100 | [diff] [blame] | 349 | #define SYSTEM_REV_MIN CHIP_REV_1_0 |
| 350 | #define SYSTEM_REV_NUM 3 |
| 351 | |
Juergen Beisert | 07bd1a6 | 2008-07-05 10:02:49 +0200 | [diff] [blame] | 352 | /* gpio and gpio based interrupt handling */ |
| 353 | #define GPIO_DR 0x00 |
| 354 | #define GPIO_GDIR 0x04 |
| 355 | #define GPIO_PSR 0x08 |
| 356 | #define GPIO_ICR1 0x0C |
| 357 | #define GPIO_ICR2 0x10 |
| 358 | #define GPIO_IMR 0x14 |
| 359 | #define GPIO_ISR 0x18 |
| 360 | #define GPIO_INT_LOW_LEV 0x0 |
| 361 | #define GPIO_INT_HIGH_LEV 0x1 |
| 362 | #define GPIO_INT_RISE_EDGE 0x2 |
| 363 | #define GPIO_INT_FALL_EDGE 0x3 |
| 364 | #define GPIO_INT_NONE 0x4 |
| 365 | |
| 366 | /* Mandatory defines used globally */ |
| 367 | |
| 368 | /* this CPU supports up to 96 GPIOs */ |
| 369 | #define ARCH_NR_GPIOS 96 |
| 370 | |
Robert Schwebel | d2db9aa | 2008-04-02 10:29:30 +0100 | [diff] [blame] | 371 | #if !defined(__ASSEMBLY__) && !defined(__MXC_BOOT_UNCOMPRESS) |
| 372 | |
| 373 | /* this is a i.MX31 CPU */ |
| 374 | #define cpu_is_mx31() (1) |
| 375 | |
| 376 | extern unsigned int system_rev; |
| 377 | |
| 378 | static inline int mx31_revision(void) |
| 379 | { |
| 380 | return system_rev; |
| 381 | } |
| 382 | #endif |
| 383 | |
| 384 | #endif /* __ASM_ARCH_MXC_MX31_H__ */ |