1 /* 2 * Copyright (C) 2013 Marek Vasut <marex@denx.de> 3 * 4 * This program is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU General Public License as 6 * published by the Free Software Foundation; either version 2 of 7 * the License, or (at your option) any later version. 8 * 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., 59 Temple Place, Suite 330, Boston, 17 * MA 02111-1307 USA 18 */ 19 #ifndef __MX23_OLINUXINO_CONFIG_H__ 20 #define __MX23_OLINUXINO_CONFIG_H__ 21 22 #include <asm/arch/iomux-mx23.h> 23 24 /* 25 * SoC configurations 26 */ 27 #define CONFIG_MX23 /* i.MX23 SoC */ 28 #define CONFIG_MXS_GPIO /* GPIO control */ 29 #define CONFIG_SYS_HZ 1000 /* Ticks per second */ 30 31 #define CONFIG_MACH_TYPE 4105 32 33 #include <asm/arch/regs-base.h> 34 35 #define CONFIG_SYS_NO_FLASH 36 #define CONFIG_BOARD_EARLY_INIT_F 37 #define CONFIG_ARCH_MISC_INIT 38 39 /* 40 * SPL 41 */ 42 #define CONFIG_SPL 43 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE 44 #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs" 45 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds" 46 #define CONFIG_SPL_LIBCOMMON_SUPPORT 47 #define CONFIG_SPL_LIBGENERIC_SUPPORT 48 #define CONFIG_SPL_GPIO_SUPPORT 49 50 /* 51 * U-Boot Commands 52 */ 53 #include <config_cmd_default.h> 54 #define CONFIG_DISPLAY_CPUINFO 55 #define CONFIG_DOS_PARTITION 56 57 #define CONFIG_CMD_CACHE 58 #define CONFIG_CMD_DHCP 59 #define CONFIG_CMD_EXT2 60 #define CONFIG_CMD_FAT 61 #define CONFIG_CMD_GPIO 62 #define CONFIG_CMD_LED 63 #define CONFIG_CMD_MMC 64 #define CONFIG_CMD_NET 65 #define CONFIG_CMD_USB 66 67 /* 68 * Memory configurations 69 */ 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 0x08000000 /* Max 128 MB RAM */ 73 #define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */ 74 #define CONFIG_SYS_GBL_DATA_SIZE 128 /* Initial data */ 75 #define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */ 76 #define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */ 77 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 78 /* Point initial SP in SRAM so SPL can use it too. */ 79 80 #define CONFIG_SYS_INIT_RAM_ADDR 0x00000000 81 #define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024) 82 83 #define CONFIG_SYS_INIT_SP_OFFSET \ 84 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 85 #define CONFIG_SYS_INIT_SP_ADDR \ 86 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 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 /* 95 * U-Boot general configurations 96 */ 97 #define CONFIG_SYS_LONGHELP 98 #define CONFIG_SYS_PROMPT "=> " 99 #define CONFIG_SYS_CBSIZE 1024 /* Console I/O buffer size */ 100 #define CONFIG_SYS_PBSIZE \ 101 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 102 /* Print buffer size */ 103 #define CONFIG_SYS_MAXARGS 32 /* Max number of command args */ 104 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 105 /* Boot argument buffer size */ 106 #define CONFIG_VERSION_VARIABLE /* U-BOOT version */ 107 #define CONFIG_AUTO_COMPLETE /* Command auto complete */ 108 #define CONFIG_CMDLINE_EDITING /* Command history etc */ 109 #define CONFIG_SYS_HUSH_PARSER 110 111 /* 112 * Serial Driver 113 */ 114 #define CONFIG_PL011_SERIAL 115 #define CONFIG_PL011_CLOCK 24000000 116 #define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE } 117 #define CONFIG_CONS_INDEX 0 118 #define CONFIG_BAUDRATE 115200 /* Default baud rate */ 119 120 /* 121 * Status LED 122 */ 123 #define CONFIG_STATUS_LED 124 #define CONFIG_GPIO_LED 125 #define CONFIG_BOARD_SPECIFIC_LED 126 #define STATUS_LED_BOOT 0 127 #define STATUS_LED_BIT MX23_PAD_SSP1_DETECT__GPIO_2_1 128 #define STATUS_LED_STATE STATUS_LED_ON 129 #define STATUS_LED_PERIOD (CONFIG_SYS_HZ / 2) 130 131 /* 132 * MMC Driver 133 */ 134 #ifdef CONFIG_CMD_MMC 135 #define CONFIG_MMC 136 #define CONFIG_BOUNCE_BUFFER 137 #define CONFIG_GENERIC_MMC 138 #define CONFIG_MXS_MMC 139 #endif 140 141 /* 142 * APBH DMA 143 */ 144 #define CONFIG_APBH_DMA 145 146 /* USB */ 147 #ifdef CONFIG_CMD_USB 148 #define CONFIG_USB_EHCI 149 #define CONFIG_USB_EHCI_MXS 150 #define CONFIG_EHCI_MXS_PORT0 151 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1 152 #define CONFIG_EHCI_IS_TDI 153 #define CONFIG_USB_STORAGE 154 #endif 155 156 /* Ethernet */ 157 #ifdef CONFIG_CMD_NET 158 #define CONFIG_USB_HOST_ETHER 159 #define CONFIG_USB_ETHER_SMSC95XX 160 #endif 161 162 /* 163 * Boot Linux 164 */ 165 #define CONFIG_CMDLINE_TAG 166 #define CONFIG_SETUP_MEMORY_TAGS 167 #define CONFIG_BOOTDELAY 3 168 #define CONFIG_BOOTFILE "uImage" 169 #define CONFIG_LOADADDR 0x42000000 170 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 171 #define CONFIG_OF_LIBFDT 172 173 /* 174 * Environment 175 */ 176 #define CONFIG_ENV_IS_IN_MMC 177 #define CONFIG_ENV_OVERWRITE 178 #ifdef CONFIG_ENV_IS_IN_MMC 179 #define CONFIG_ENV_OFFSET (256 * 1024) 180 #define CONFIG_ENV_SIZE (16 * 1024) 181 #define CONFIG_SYS_MMC_ENV_DEV 0 182 #endif 183 184 /* 185 * Extra Environments 186 */ 187 #define CONFIG_EXTRA_ENV_SETTINGS \ 188 "update_sd_firmware_filename=u-boot.sd\0" \ 189 "update_sd_firmware=" /* Update the SD firmware partition */ \ 190 "if mmc rescan ; then " \ 191 "if tftp ${update_sd_firmware_filename} ; then " \ 192 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \ 193 "setexpr fw_sz ${fw_sz} + 1 ; " \ 194 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \ 195 "fi ; " \ 196 "fi\0" \ 197 "script=boot.scr\0" \ 198 "uimage=uImage\0" \ 199 "console=ttyAMA0\0" \ 200 "fdt_file=imx23-olinuxino.dtb\0" \ 201 "fdt_addr=0x41000000\0" \ 202 "boot_fdt=try\0" \ 203 "ip_dyn=yes\0" \ 204 "mmcdev=0\0" \ 205 "mmcpart=2\0" \ 206 "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \ 207 "mmcargs=setenv bootargs console=${console},${baudrate} " \ 208 "root=${mmcroot}\0" \ 209 "loadbootscript=" \ 210 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 211 "bootscript=echo Running bootscript from mmc ...; " \ 212 "source\0" \ 213 "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \ 214 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 215 "mmcboot=echo Booting from mmc ...; " \ 216 "run mmcargs; " \ 217 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 218 "if run loadfdt; then " \ 219 "bootm ${loadaddr} - ${fdt_addr}; " \ 220 "else " \ 221 "if test ${boot_fdt} = try; then " \ 222 "bootm; " \ 223 "else " \ 224 "echo WARN: Cannot load the DT; " \ 225 "fi; " \ 226 "fi; " \ 227 "else " \ 228 "bootm; " \ 229 "fi;\0" \ 230 "netargs=setenv bootargs console=${console_mainline},${baudrate} " \ 231 "root=/dev/nfs " \ 232 "ip=dhcp nfsroot=${serverip}:${nfsroot},v3,tcp\0" \ 233 "netboot=echo Booting from net ...; " \ 234 "usb start; " \ 235 "run netargs; " \ 236 "if test ${ip_dyn} = yes; then " \ 237 "setenv get_cmd dhcp; " \ 238 "else " \ 239 "setenv get_cmd tftp; " \ 240 "fi; " \ 241 "${get_cmd} ${uimage}; " \ 242 "if test ${boot_fdt} = yes; then " \ 243 "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \ 244 "bootm ${loadaddr} - ${fdt_addr}; " \ 245 "else " \ 246 "if test ${boot_fdt} = try; then " \ 247 "bootm; " \ 248 "else " \ 249 "echo WARN: Cannot load the DT; " \ 250 "fi;" \ 251 "fi; " \ 252 "else " \ 253 "bootm; " \ 254 "fi;\0" 255 256 #define CONFIG_BOOTCOMMAND \ 257 "mmc dev ${mmcdev}; if mmc rescan; then " \ 258 "if run loadbootscript; then " \ 259 "run bootscript; " \ 260 "else " \ 261 "if run loaduimage; then " \ 262 "run mmcboot; " \ 263 "else run netboot; " \ 264 "fi; " \ 265 "fi; " \ 266 "else run netboot; fi" 267 268 #endif /* __MX23_OLINUXINO_CONFIG_H__ */ 269