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