1 /* SPDX-License-Identifier: GPL-2.0+ */ 2 /* 3 * Freescale i.MX23 EVK board config 4 * 5 * Copyright (C) 2013 Otavio Salvador <otavio@ossystems.com.br> 6 * on behalf of O.S. Systems Software LTDA. 7 */ 8 #ifndef __CONFIGS_MX23EVK_H__ 9 #define __CONFIGS_MX23EVK_H__ 10 11 /* U-Boot Commands */ 12 13 /* Memory configuration */ 14 #define PHYS_SDRAM_1 0x40000000 /* Base address */ 15 #define PHYS_SDRAM_1_SIZE 0x08000000 /* Max 128 MB RAM */ 16 #define CFG_SYS_SDRAM_BASE PHYS_SDRAM_1 17 18 /* Extra Environments */ 19 #define CFG_EXTRA_ENV_SETTINGS \ 20 "update_sd_firmware_filename=u-boot.sd\0" \ 21 "update_sd_firmware=" /* Update the SD firmware partition */ \ 22 "if mmc rescan ; then " \ 23 "if tftp ${update_sd_firmware_filename} ; then " \ 24 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \ 25 "setexpr fw_sz ${fw_sz} + 1 ; " \ 26 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \ 27 "fi ; " \ 28 "fi\0" \ 29 "script=boot.scr\0" \ 30 "image=zImage\0" \ 31 "console=ttyAMA0\0" \ 32 "fdt_file=imx23-evk.dtb\0" \ 33 "fdt_addr=0x41000000\0" \ 34 "boot_fdt=try\0" \ 35 "mmcdev=0\0" \ 36 "mmcpart=2\0" \ 37 "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \ 38 "mmcargs=setenv bootargs console=${console},${baudrate} " \ 39 "root=${mmcroot}\0" \ 40 "loadbootscript=" \ 41 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 42 "bootscript=echo Running bootscript from mmc ...; " \ 43 "source\0" \ 44 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ 45 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 46 "mmcboot=echo Booting from mmc ...; " \ 47 "run mmcargs; " \ 48 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 49 "if run loadfdt; then " \ 50 "bootz ${loadaddr} - ${fdt_addr}; " \ 51 "else " \ 52 "if test ${boot_fdt} = try; then " \ 53 "bootz; " \ 54 "else " \ 55 "echo WARN: Cannot load the DT; " \ 56 "fi; " \ 57 "fi; " \ 58 "else " \ 59 "bootz; " \ 60 "fi;\0" 61 62 /* The rest of the configuration is shared */ 63 #include <configs/mxs.h> 64 65 #endif /* __CONFIGS_MX23EVK_H__ */ 66