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