| /* SPDX-License-Identifier: GPL-2.0+ */ |
| /* |
| * Freescale i.MX23 EVK board config |
| * |
| * Copyright (C) 2013 Otavio Salvador <otavio@ossystems.com.br> |
| * on behalf of O.S. Systems Software LTDA. |
| */ |
| #ifndef __CONFIGS_MX23EVK_H__ |
| #define __CONFIGS_MX23EVK_H__ |
| |
| /* U-Boot Commands */ |
| |
| /* Memory configuration */ |
| #define PHYS_SDRAM_1 0x40000000 /* Base address */ |
| #define PHYS_SDRAM_1_SIZE 0x08000000 /* Max 128 MB RAM */ |
| #define CFG_SYS_SDRAM_BASE PHYS_SDRAM_1 |
| |
| /* Extra Environments */ |
| #define CONFIG_EXTRA_ENV_SETTINGS \ |
| "update_sd_firmware_filename=u-boot.sd\0" \ |
| "update_sd_firmware=" /* Update the SD firmware partition */ \ |
| "if mmc rescan ; then " \ |
| "if tftp ${update_sd_firmware_filename} ; then " \ |
| "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \ |
| "setexpr fw_sz ${fw_sz} + 1 ; " \ |
| "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \ |
| "fi ; " \ |
| "fi\0" \ |
| "script=boot.scr\0" \ |
| "image=zImage\0" \ |
| "console=ttyAMA0\0" \ |
| "fdt_file=imx23-evk.dtb\0" \ |
| "fdt_addr=0x41000000\0" \ |
| "boot_fdt=try\0" \ |
| "mmcdev=0\0" \ |
| "mmcpart=2\0" \ |
| "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \ |
| "mmcargs=setenv bootargs console=${console},${baudrate} " \ |
| "root=${mmcroot}\0" \ |
| "loadbootscript=" \ |
| "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ |
| "bootscript=echo Running bootscript from mmc ...; " \ |
| "source\0" \ |
| "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ |
| "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ |
| "mmcboot=echo Booting from mmc ...; " \ |
| "run mmcargs; " \ |
| "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ |
| "if run loadfdt; then " \ |
| "bootz ${loadaddr} - ${fdt_addr}; " \ |
| "else " \ |
| "if test ${boot_fdt} = try; then " \ |
| "bootz; " \ |
| "else " \ |
| "echo WARN: Cannot load the DT; " \ |
| "fi; " \ |
| "fi; " \ |
| "else " \ |
| "bootz; " \ |
| "fi;\0" |
| |
| /* The rest of the configuration is shared */ |
| #include <configs/mxs.h> |
| |
| #endif /* __CONFIGS_MX23EVK_H__ */ |