1 /* 2 * (C) Copyright 2011 Freescale Semiconductor, Inc. 3 * Author: Fabio Estevam <fabio.estevam@freescale.com> 4 * 5 * Based on m28evk.h: 6 * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> 7 * on behalf of DENX Software Engineering GmbH 8 * 9 * This program is free software; you can redistribute it and/or 10 * modify it under the terms of the GNU General Public License as 11 * published by the Free Software Foundation; either version 2 of 12 * the License, or (at your option) any later version. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 */ 19 #ifndef __MX28EVK_CONFIG_H__ 20 #define __MX28EVK_CONFIG_H__ 21 22 /* SoC configurations */ 23 #define CONFIG_MX28 /* i.MX28 SoC */ 24 25 #define CONFIG_MXS_GPIO /* GPIO control */ 26 #define CONFIG_SYS_HZ 1000 /* Ticks per second */ 27 28 #define CONFIG_MACH_TYPE MACH_TYPE_MX28EVK 29 30 #include <asm/arch/regs-base.h> 31 32 #define CONFIG_SYS_NO_FLASH 33 #define CONFIG_BOARD_EARLY_INIT_F 34 #define CONFIG_ARCH_MISC_INIT 35 36 /* SPL */ 37 #define CONFIG_SPL 38 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE 39 #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs" 40 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds" 41 #define CONFIG_SPL_LIBCOMMON_SUPPORT 42 #define CONFIG_SPL_LIBGENERIC_SUPPORT 43 #define CONFIG_SPL_GPIO_SUPPORT 44 45 /* U-Boot Commands */ 46 #include <config_cmd_default.h> 47 #define CONFIG_DISPLAY_CPUINFO 48 #define CONFIG_DOS_PARTITION 49 50 #define CONFIG_CMD_CACHE 51 #define CONFIG_CMD_DATE 52 #define CONFIG_CMD_DHCP 53 #define CONFIG_CMD_FAT 54 #define CONFIG_CMD_GPIO 55 #define CONFIG_CMD_MII 56 #define CONFIG_CMD_MMC 57 #define CONFIG_CMD_NET 58 #define CONFIG_CMD_NFS 59 #define CONFIG_CMD_PING 60 #define CONFIG_CMD_SETEXPR 61 #define CONFIG_CMD_SF 62 #define CONFIG_CMD_SPI 63 #define CONFIG_CMD_USB 64 #define CONFIG_CMD_BOOTZ 65 #define CONFIG_CMD_NAND 66 #define CONFIG_CMD_NAND_TRIMFFS 67 #define CONFIG_VIDEO 68 69 /* Memory configurations */ 70 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 71 #define PHYS_SDRAM_1 0x40000000 /* Base address */ 72 #define PHYS_SDRAM_1_SIZE 0x40000000 /* Max 1 GB RAM */ 73 #define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */ 74 #define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */ 75 #define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */ 76 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 77 /* Point initial SP in SRAM so SPL can use it too. */ 78 79 #define CONFIG_SYS_INIT_RAM_ADDR 0x00000000 80 #define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024) 81 82 #define CONFIG_SYS_INIT_SP_OFFSET \ 83 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 84 #define CONFIG_SYS_INIT_SP_ADDR \ 85 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 86 87 /* 88 * We need to sacrifice first 4 bytes of RAM here to avoid triggering some 89 * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot 90 * binary. In case there was more of this mess, 0x100 bytes are skipped. 91 */ 92 #define CONFIG_SYS_TEXT_BASE 0x40000100 93 94 #define CONFIG_ENV_OVERWRITE 95 /* U-Boot general configurations */ 96 #define CONFIG_SYS_LONGHELP 97 #define CONFIG_SYS_PROMPT "MX28EVK U-Boot > " 98 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */ 99 #define CONFIG_SYS_PBSIZE \ 100 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 101 /* Print buffer size */ 102 #define CONFIG_SYS_MAXARGS 32 /* Max number of command args */ 103 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 104 /* Boot argument buffer size */ 105 #define CONFIG_VERSION_VARIABLE /* U-BOOT version */ 106 #define CONFIG_AUTO_COMPLETE /* Command auto complete */ 107 #define CONFIG_CMDLINE_EDITING /* Command history etc */ 108 #define CONFIG_SYS_HUSH_PARSER 109 110 /* Serial Driver */ 111 #define CONFIG_PL011_SERIAL 112 #define CONFIG_PL011_CLOCK 24000000 113 #define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE } 114 #define CONFIG_CONS_INDEX 0 115 #define CONFIG_BAUDRATE 115200 /* Default baud rate */ 116 117 /* DMA */ 118 #define CONFIG_APBH_DMA 119 120 /* MMC Driver */ 121 #ifdef CONFIG_ENV_IS_IN_MMC 122 #define CONFIG_ENV_OFFSET (256 * 1024) 123 #define CONFIG_ENV_SIZE (16 * 1024) 124 #define CONFIG_SYS_MMC_ENV_DEV 0 125 #endif 126 #define CONFIG_CMD_SAVEENV 127 #ifdef CONFIG_CMD_MMC 128 #define CONFIG_MMC 129 #define CONFIG_GENERIC_MMC 130 #define CONFIG_BOUNCE_BUFFER 131 #define CONFIG_MXS_MMC 132 #endif 133 134 /* NAND Driver */ 135 #define CONFIG_ENV_SIZE (16 * 1024) 136 #ifdef CONFIG_CMD_NAND 137 #define CONFIG_NAND_MXS 138 #define CONFIG_SYS_MAX_NAND_DEVICE 1 139 #define CONFIG_SYS_NAND_BASE 0x60000000 140 #define CONFIG_SYS_NAND_5_ADDR_CYCLE 141 142 /* Environment is in NAND */ 143 #ifdef CONFIG_ENV_IS_IN_NAND 144 #define CONFIG_ENV_SIZE_REDUND CONFIG_ENV_SIZE 145 #define CONFIG_ENV_SECT_SIZE (128 * 1024) 146 #define CONFIG_ENV_RANGE (512 * 1024) 147 #define CONFIG_ENV_OFFSET 0x300000 148 #define CONFIG_ENV_OFFSET_REDUND \ 149 (CONFIG_ENV_OFFSET + CONFIG_ENV_RANGE) 150 #endif 151 152 #define CONFIG_CMD_UBI 153 #define CONFIG_CMD_UBIFS 154 #define CONFIG_CMD_MTDPARTS 155 #define CONFIG_RBTREE 156 #define CONFIG_LZO 157 #define CONFIG_MTD_DEVICE 158 #define CONFIG_MTD_PARTITIONS 159 #define MTDIDS_DEFAULT "nand0=gpmi-nand" 160 #define MTDPARTS_DEFAULT \ 161 "mtdparts=gpmi-nand:" \ 162 "3m(bootloader)ro," \ 163 "512k(environment)," \ 164 "512k(redundant-environment)," \ 165 "4m(kernel)," \ 166 "128k(fdt)," \ 167 "8m(ramdisk)," \ 168 "-(filesystem)" 169 #endif 170 171 /* Ethernet on SOC (FEC) */ 172 #ifdef CONFIG_CMD_NET 173 #define CONFIG_NET_MULTI 174 #define CONFIG_ETHPRIME "FEC0" 175 #define CONFIG_FEC_MXC 176 #define CONFIG_MII 177 #define CONFIG_FEC_XCV_TYPE RMII 178 #define CONFIG_MX28_FEC_MAC_IN_OCOTP 179 #endif 180 181 /* RTC */ 182 #ifdef CONFIG_CMD_DATE 183 #define CONFIG_RTC_MXS 184 #endif 185 186 /* USB */ 187 #ifdef CONFIG_CMD_USB 188 #define CONFIG_USB_EHCI 189 #define CONFIG_USB_EHCI_MXS 190 #define CONFIG_EHCI_MXS_PORT1 191 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1 192 #define CONFIG_EHCI_IS_TDI 193 #define CONFIG_USB_STORAGE 194 #define CONFIG_USB_HOST_ETHER 195 #define CONFIG_USB_ETHER_ASIX 196 #define CONFIG_USB_ETHER_SMSC95XX 197 #endif 198 199 /* I2C */ 200 #ifdef CONFIG_CMD_I2C 201 #define CONFIG_I2C_MXS 202 #define CONFIG_HARD_I2C 203 #define CONFIG_SYS_I2C_SPEED 400000 204 #endif 205 206 /* SPI */ 207 #ifdef CONFIG_CMD_SPI 208 #define CONFIG_HARD_SPI 209 #define CONFIG_MXS_SPI 210 #define CONFIG_SPI_HALF_DUPLEX 211 #define CONFIG_DEFAULT_SPI_BUS 2 212 #define CONFIG_DEFAULT_SPI_MODE SPI_MODE_0 213 214 /* SPI Flash */ 215 #ifdef CONFIG_CMD_SF 216 #define CONFIG_SPI_FLASH 217 #define CONFIG_SF_DEFAULT_BUS 2 218 #define CONFIG_SF_DEFAULT_CS 0 219 /* this may vary and depends on the installed chip */ 220 #define CONFIG_SPI_FLASH_SST 221 #define CONFIG_SF_DEFAULT_MODE SPI_MODE_0 222 #define CONFIG_SF_DEFAULT_SPEED 24000000 223 224 /* (redundant) environemnt in SPI flash */ 225 #ifdef CONFIG_ENV_IS_IN_SPI_FLASH 226 #define CONFIG_SYS_REDUNDAND_ENVIRONMENT 227 #define CONFIG_ENV_SIZE 0x1000 /* 4KB */ 228 #define CONFIG_ENV_OFFSET 0x40000 /* 256K */ 229 #define CONFIG_ENV_OFFSET_REDUND (CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE) 230 #define CONFIG_ENV_SECT_SIZE 0x1000 231 #define CONFIG_ENV_SPI_CS 0 232 #define CONFIG_ENV_SPI_BUS 2 233 #define CONFIG_ENV_SPI_MAX_HZ 24000000 234 #define CONFIG_ENV_SPI_MODE SPI_MODE_0 235 #endif 236 #endif 237 #endif 238 239 /* Framebuffer support */ 240 #ifdef CONFIG_VIDEO 241 #define CONFIG_CFB_CONSOLE 242 #define CONFIG_VIDEO_MXS 243 #define CONFIG_VIDEO_LOGO 244 #define CONFIG_VIDEO_SW_CURSOR 245 #define CONFIG_VGA_AS_SINGLE_DEVICE 246 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 247 #define CONFIG_SPLASH_SCREEN 248 #define CONFIG_CMD_BMP 249 #define CONFIG_BMP_16BPP 250 #define CONFIG_VIDEO_BMP_RLE8 251 #define CONFIG_VIDEO_BMP_GZIP 252 #define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE (512 << 10) 253 #endif 254 255 /* Boot Linux */ 256 #define CONFIG_CMDLINE_TAG 257 #define CONFIG_SETUP_MEMORY_TAGS 258 #define CONFIG_BOOTDELAY 1 259 #define CONFIG_BOOTFILE "uImage" 260 #define CONFIG_LOADADDR 0x42000000 261 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 262 #define CONFIG_OF_LIBFDT 263 264 /* Extra Environments */ 265 #define CONFIG_EXTRA_ENV_SETTINGS \ 266 "update_nand_full_filename=u-boot.nand\0" \ 267 "update_nand_firmware_filename=u-boot.sb\0" \ 268 "update_sd_firmware_filename=u-boot.sd\0" \ 269 "update_nand_firmware_maxsz=0x100000\0" \ 270 "update_nand_stride=0x40\0" /* MX28 datasheet ch. 12.12 */ \ 271 "update_nand_count=0x4\0" /* MX28 datasheet ch. 12.12 */ \ 272 "update_nand_get_fcb_size=" /* Get size of FCB blocks */ \ 273 "nand device 0 ; " \ 274 "nand info ; " \ 275 "setexpr fcb_sz ${update_nand_stride} * ${update_nand_count};" \ 276 "setexpr update_nand_fcb ${fcb_sz} * ${nand_writesize}\0" \ 277 "update_nand_full=" /* Update FCB, DBBT and FW */ \ 278 "if tftp ${update_nand_full_filename} ; then " \ 279 "run update_nand_get_fcb_size ; " \ 280 "nand scrub -y 0x0 ${filesize} ; " \ 281 "nand write.raw ${loadaddr} 0x0 ${fcb_sz} ; " \ 282 "setexpr update_off ${loadaddr} + ${update_nand_fcb} ; " \ 283 "setexpr update_sz ${filesize} - ${update_nand_fcb} ; " \ 284 "nand write ${update_off} ${update_nand_fcb} ${update_sz} ; " \ 285 "fi\0" \ 286 "update_nand_firmware=" /* Update only firmware */ \ 287 "if tftp ${update_nand_firmware_filename} ; then " \ 288 "run update_nand_get_fcb_size ; " \ 289 "setexpr fcb_sz ${update_nand_fcb} * 2 ; " /* FCB + DBBT */ \ 290 "setexpr fw_sz ${update_nand_firmware_maxsz} * 2 ; " \ 291 "setexpr fw_off ${fcb_sz} + ${update_nand_firmware_maxsz};" \ 292 "nand erase ${fcb_sz} ${fw_sz} ; " \ 293 "nand write ${loadaddr} ${fcb_sz} ${filesize} ; " \ 294 "nand write ${loadaddr} ${fw_off} ${filesize} ; " \ 295 "fi\0" \ 296 "update_sd_firmware=" /* Update the SD firmware partition */ \ 297 "if mmc rescan ; then " \ 298 "if tftp ${update_sd_firmware_filename} ; then " \ 299 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \ 300 "setexpr fw_sz ${fw_sz} + 1 ; " \ 301 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \ 302 "fi ; " \ 303 "fi\0" \ 304 "script=boot.scr\0" \ 305 "uimage=uImage\0" \ 306 "console_fsl=ttyAM0\0" \ 307 "console_mainline=ttyAMA0\0" \ 308 "fdt_file=imx28-evk.dtb\0" \ 309 "fdt_addr=0x41000000\0" \ 310 "boot_fdt=try\0" \ 311 "ip_dyn=yes\0" \ 312 "mmcdev=0\0" \ 313 "mmcpart=2\0" \ 314 "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \ 315 "mmcargs=setenv bootargs console=${console_mainline},${baudrate} " \ 316 "root=${mmcroot}\0" \ 317 "loadbootscript=" \ 318 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 319 "bootscript=echo Running bootscript from mmc ...; " \ 320 "source\0" \ 321 "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \ 322 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 323 "mmcboot=echo Booting from mmc ...; " \ 324 "run mmcargs; " \ 325 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 326 "if run loadfdt; then " \ 327 "bootm ${loadaddr} - ${fdt_addr}; " \ 328 "else " \ 329 "if test ${boot_fdt} = try; then " \ 330 "bootm; " \ 331 "else " \ 332 "echo WARN: Cannot load the DT; " \ 333 "fi; " \ 334 "fi; " \ 335 "else " \ 336 "bootm; " \ 337 "fi;\0" \ 338 "netargs=setenv bootargs console=${console_mainline},${baudrate} " \ 339 "root=/dev/nfs " \ 340 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ 341 "netboot=echo Booting from net ...; " \ 342 "run netargs; " \ 343 "if test ${ip_dyn} = yes; then " \ 344 "setenv get_cmd dhcp; " \ 345 "else " \ 346 "setenv get_cmd tftp; " \ 347 "fi; " \ 348 "${get_cmd} ${uimage}; " \ 349 "if test ${boot_fdt} = yes; then " \ 350 "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \ 351 "bootm ${loadaddr} - ${fdt_addr}; " \ 352 "else " \ 353 "if test ${boot_fdt} = try; then " \ 354 "bootm; " \ 355 "else " \ 356 "echo WARN: Cannot load the DT; " \ 357 "fi;" \ 358 "fi; " \ 359 "else " \ 360 "bootm; " \ 361 "fi;\0" 362 363 #define CONFIG_BOOTCOMMAND \ 364 "mmc dev ${mmcdev}; if mmc rescan; then " \ 365 "if run loadbootscript; then " \ 366 "run bootscript; " \ 367 "else " \ 368 "if run loaduimage; then " \ 369 "run mmcboot; " \ 370 "else run netboot; " \ 371 "fi; " \ 372 "fi; " \ 373 "else run netboot; fi" 374 375 #endif /* __MX28EVK_CONFIG_H__ */ 376