1 /* 2 * Freescale i.MX23 EVK board config 3 * 4 * Copyright (C) 2013 Otavio Salvador <otavio@ossystems.com.br> 5 * on behalf of O.S. Systems Software LTDA. 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 */ 9 #ifndef __MX23EVK_CONFIG_H__ 10 #define __MX23EVK_CONFIG_H__ 11 12 /* SoC configurations */ 13 #define CONFIG_MX23 /* i.MX23 SoC */ 14 15 #include <asm/arch/regs-base.h> 16 17 #define CONFIG_MXS_GPIO /* GPIO control */ 18 #define CONFIG_SYS_HZ 1000 /* Ticks per second */ 19 20 #define CONFIG_MACH_TYPE MACH_TYPE_MX23EVK 21 22 #define CONFIG_SYS_NO_FLASH 23 #define CONFIG_BOARD_EARLY_INIT_F 24 #define CONFIG_ARCH_MISC_INIT 25 26 /* SPL */ 27 #define CONFIG_SPL 28 #define CONFIG_SPL_NO_CPU_SUPPORT_CODE 29 #define CONFIG_SPL_START_S_PATH "arch/arm/cpu/arm926ejs/mxs" 30 #define CONFIG_SPL_LDSCRIPT "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds" 31 #define CONFIG_SPL_LIBCOMMON_SUPPORT 32 #define CONFIG_SPL_LIBGENERIC_SUPPORT 33 #define CONFIG_SPL_GPIO_SUPPORT 34 35 /* U-Boot Commands */ 36 #include <config_cmd_default.h> 37 #undef CONFIG_CMD_NET 38 #undef CONFIG_CMD_NFS 39 40 #define CONFIG_DISPLAY_CPUINFO 41 #define CONFIG_DOS_PARTITION 42 43 #define CONFIG_CMD_CACHE 44 #define CONFIG_CMD_EXT2 45 #define CONFIG_CMD_FAT 46 #define CONFIG_CMD_GPIO 47 #define CONFIG_CMD_MMC 48 #define CONFIG_CMD_USB 49 #define CONFIG_CMD_BOOTZ 50 #define CONFIG_VIDEO 51 52 /* Memory configurations */ 53 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 54 #define PHYS_SDRAM_1 0x40000000 /* Base address */ 55 #define PHYS_SDRAM_1_SIZE 0x08000000 /* Max 128 MB RAM */ 56 #define CONFIG_STACKSIZE (128 * 1024) /* 128 KB stack */ 57 #define CONFIG_SYS_MALLOC_LEN 0x00400000 /* 4 MB for malloc */ 58 #define CONFIG_SYS_MEMTEST_START 0x40000000 /* Memtest start adr */ 59 #define CONFIG_SYS_MEMTEST_END 0x40400000 /* 4 MB RAM test */ 60 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 61 /* Point initial SP in SRAM so SPL can use it too. */ 62 63 #define CONFIG_SYS_INIT_RAM_ADDR 0x00000000 64 #define CONFIG_SYS_INIT_RAM_SIZE (128 * 1024) 65 66 #define CONFIG_SYS_INIT_SP_OFFSET \ 67 (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) 68 #define CONFIG_SYS_INIT_SP_ADDR \ 69 (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET) 70 71 /* 72 * We need to sacrifice first 4 bytes of RAM here to avoid triggering some 73 * strange BUG in ROM corrupting first 4 bytes of RAM when loading U-Boot 74 * binary. In case there was more of this mess, 0x100 bytes are skipped. 75 */ 76 #define CONFIG_SYS_TEXT_BASE 0x40000100 77 78 #define CONFIG_ENV_OVERWRITE 79 80 /* U-Boot general configurations */ 81 #define CONFIG_SYS_LONGHELP 82 #define CONFIG_SYS_PROMPT "=> " 83 #define CONFIG_SYS_CBSIZE 256 /* Console I/O buffer size */ 84 #define CONFIG_SYS_PBSIZE \ 85 (CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16) 86 /* Print buffer size */ 87 #define CONFIG_SYS_MAXARGS 32 /* Max number of command args */ 88 #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE 89 /* Boot argument buffer size */ 90 #define CONFIG_VERSION_VARIABLE /* U-BOOT version */ 91 #define CONFIG_AUTO_COMPLETE /* Command auto complete */ 92 #define CONFIG_CMDLINE_EDITING /* Command history etc */ 93 #define CONFIG_SYS_HUSH_PARSER 94 #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " 95 96 /* Serial Driver */ 97 #define CONFIG_PL011_SERIAL 98 #define CONFIG_PL011_CLOCK 24000000 99 #define CONFIG_PL01x_PORTS { (void *)MXS_UARTDBG_BASE } 100 #define CONFIG_CONS_INDEX 0 101 #define CONFIG_BAUDRATE 115200 /* Default baud rate */ 102 103 /* DMA */ 104 #define CONFIG_APBH_DMA 105 106 /* MMC Driver */ 107 #ifdef CONFIG_CMD_MMC 108 #define CONFIG_MMC 109 #define CONFIG_GENERIC_MMC 110 #define CONFIG_BOUNCE_BUFFER 111 #define CONFIG_MXS_MMC 112 #endif 113 114 /* USB */ 115 #ifdef CONFIG_CMD_USB 116 #define CONFIG_USB_EHCI 117 #define CONFIG_USB_EHCI_MXS 118 #define CONFIG_EHCI_MXS_PORT0 119 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1 120 #define CONFIG_EHCI_IS_TDI 121 #define CONFIG_USB_STORAGE 122 #endif 123 124 /* Framebuffer support */ 125 #ifdef CONFIG_VIDEO 126 #define CONFIG_CFB_CONSOLE 127 #define CONFIG_VIDEO_MXS 128 #define CONFIG_VIDEO_LOGO 129 #define CONFIG_VIDEO_SW_CURSOR 130 #define CONFIG_VGA_AS_SINGLE_DEVICE 131 #define CONFIG_SYS_CONSOLE_IS_IN_ENV 132 #define CONFIG_SPLASH_SCREEN 133 #define CONFIG_CMD_BMP 134 #define CONFIG_BMP_16BPP 135 #define CONFIG_VIDEO_BMP_RLE8 136 #define CONFIG_VIDEO_BMP_GZIP 137 #define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE (512 << 10) 138 #endif 139 140 /* Boot Linux */ 141 #define CONFIG_CMDLINE_TAG 142 #define CONFIG_SETUP_MEMORY_TAGS 143 #define CONFIG_BOOTDELAY 1 144 #define CONFIG_BOOTFILE "uImage" 145 #define CONFIG_LOADADDR 0x42000000 146 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 147 #define CONFIG_OF_LIBFDT 148 149 /* Environment */ 150 #define CONFIG_ENV_IS_IN_MMC 151 #ifdef CONFIG_ENV_IS_IN_MMC 152 #define CONFIG_ENV_OFFSET (256 * 1024) 153 #define CONFIG_ENV_SIZE (16 * 1024) 154 #define CONFIG_SYS_MMC_ENV_DEV 0 155 #endif 156 157 /* Extra Environments */ 158 #define CONFIG_EXTRA_ENV_SETTINGS \ 159 "update_sd_firmware_filename=u-boot.sd\0" \ 160 "update_sd_firmware=" /* Update the SD firmware partition */ \ 161 "if mmc rescan ; then " \ 162 "if tftp ${update_sd_firmware_filename} ; then " \ 163 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \ 164 "setexpr fw_sz ${fw_sz} + 1 ; " \ 165 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \ 166 "fi ; " \ 167 "fi\0" \ 168 "script=boot.scr\0" \ 169 "uimage=uImage\0" \ 170 "console=ttyAMA0\0" \ 171 "fdt_file=imx23-evk.dtb\0" \ 172 "fdt_addr=0x41000000\0" \ 173 "boot_fdt=try\0" \ 174 "mmcdev=0\0" \ 175 "mmcpart=2\0" \ 176 "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \ 177 "mmcargs=setenv bootargs console=${console},${baudrate} " \ 178 "root=${mmcroot}\0" \ 179 "loadbootscript=" \ 180 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 181 "bootscript=echo Running bootscript from mmc ...; " \ 182 "source\0" \ 183 "loaduimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${uimage}\0" \ 184 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 185 "mmcboot=echo Booting from mmc ...; " \ 186 "run mmcargs; " \ 187 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 188 "if run loadfdt; then " \ 189 "bootm ${loadaddr} - ${fdt_addr}; " \ 190 "else " \ 191 "if test ${boot_fdt} = try; then " \ 192 "bootm; " \ 193 "else " \ 194 "echo WARN: Cannot load the DT; " \ 195 "fi; " \ 196 "fi; " \ 197 "else " \ 198 "bootm; " \ 199 "fi;\0" 200 201 #define CONFIG_BOOTCOMMAND \ 202 "mmc dev ${mmcdev}; if mmc rescan; then " \ 203 "if run loadbootscript; then " \ 204 "run bootscript; " \ 205 "else " \ 206 "if run loaduimage; then " \ 207 "run mmcboot; " \ 208 "else " \ 209 "echo ERR: Fail to boot from MMC; " \ 210 "fi; " \ 211 "fi; " \ 212 "else exit; fi" 213 214 #endif /* __MX23EVK_CONFIG_H__ */ 215