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 __CONFIGS_MX23EVK_H__ 10 #define __CONFIGS_MX23EVK_H__ 11 12 /* System configurations */ 13 #define CONFIG_MACH_TYPE MACH_TYPE_MX23EVK 14 15 /* U-Boot Commands */ 16 17 /* Memory configuration */ 18 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 19 #define PHYS_SDRAM_1 0x40000000 /* Base address */ 20 #define PHYS_SDRAM_1_SIZE 0x08000000 /* Max 128 MB RAM */ 21 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 22 23 /* Environment */ 24 #define CONFIG_ENV_OVERWRITE 25 26 /* Environment is in MMC */ 27 #if defined(CONFIG_CMD_MMC) && defined(CONFIG_ENV_IS_IN_MMC) 28 #define CONFIG_ENV_OFFSET (256 * 1024) 29 #define CONFIG_ENV_SIZE (16 * 1024) 30 #define CONFIG_SYS_MMC_ENV_DEV 0 31 #endif 32 33 /* USB */ 34 #ifdef CONFIG_CMD_USB 35 #define CONFIG_EHCI_MXS_PORT0 36 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1 37 #endif 38 39 /* Framebuffer support */ 40 #ifdef CONFIG_VIDEO 41 #define CONFIG_VIDEO_LOGO 42 #define CONFIG_SPLASH_SCREEN 43 #define CONFIG_BMP_16BPP 44 #define CONFIG_VIDEO_BMP_RLE8 45 #define CONFIG_VIDEO_BMP_GZIP 46 #define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE (512 << 10) 47 #endif 48 49 /* Boot Linux */ 50 #define CONFIG_BOOTFILE "uImage" 51 #define CONFIG_LOADADDR 0x42000000 52 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 53 54 /* Extra Environments */ 55 #define CONFIG_EXTRA_ENV_SETTINGS \ 56 "update_sd_firmware_filename=u-boot.sd\0" \ 57 "update_sd_firmware=" /* Update the SD firmware partition */ \ 58 "if mmc rescan ; then " \ 59 "if tftp ${update_sd_firmware_filename} ; then " \ 60 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \ 61 "setexpr fw_sz ${fw_sz} + 1 ; " \ 62 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \ 63 "fi ; " \ 64 "fi\0" \ 65 "script=boot.scr\0" \ 66 "image=zImage\0" \ 67 "console=ttyAMA0\0" \ 68 "fdt_file=imx23-evk.dtb\0" \ 69 "fdt_addr=0x41000000\0" \ 70 "boot_fdt=try\0" \ 71 "mmcdev=0\0" \ 72 "mmcpart=2\0" \ 73 "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \ 74 "mmcargs=setenv bootargs console=${console},${baudrate} " \ 75 "root=${mmcroot}\0" \ 76 "loadbootscript=" \ 77 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 78 "bootscript=echo Running bootscript from mmc ...; " \ 79 "source\0" \ 80 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ 81 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 82 "mmcboot=echo Booting from mmc ...; " \ 83 "run mmcargs; " \ 84 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 85 "if run loadfdt; then " \ 86 "bootz ${loadaddr} - ${fdt_addr}; " \ 87 "else " \ 88 "if test ${boot_fdt} = try; then " \ 89 "bootz; " \ 90 "else " \ 91 "echo WARN: Cannot load the DT; " \ 92 "fi; " \ 93 "fi; " \ 94 "else " \ 95 "bootz; " \ 96 "fi;\0" 97 98 #define CONFIG_BOOTCOMMAND \ 99 "mmc dev ${mmcdev}; if mmc rescan; then " \ 100 "if run loadbootscript; then " \ 101 "run bootscript; " \ 102 "else " \ 103 "if run loadimage; then " \ 104 "run mmcboot; " \ 105 "else " \ 106 "echo ERR: Fail to boot from MMC; " \ 107 "fi; " \ 108 "fi; " \ 109 "else exit; fi" 110 111 /* The rest of the configuration is shared */ 112 #include <configs/mxs.h> 113 114 #endif /* __CONFIGS_MX23EVK_H__ */ 115