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_MX23 /* i.MX23 SoC */ 14 #define CONFIG_MACH_TYPE MACH_TYPE_MX23EVK 15 16 /* U-Boot Commands */ 17 18 /* Memory configuration */ 19 #define CONFIG_NR_DRAM_BANKS 1 /* 1 bank of DRAM */ 20 #define PHYS_SDRAM_1 0x40000000 /* Base address */ 21 #define PHYS_SDRAM_1_SIZE 0x08000000 /* Max 128 MB RAM */ 22 #define CONFIG_SYS_SDRAM_BASE PHYS_SDRAM_1 23 24 /* Environment */ 25 #define CONFIG_ENV_OVERWRITE 26 #define CONFIG_ENV_IS_IN_MMC 27 28 /* Environment is in MMC */ 29 #if defined(CONFIG_CMD_MMC) && defined(CONFIG_ENV_IS_IN_MMC) 30 #define CONFIG_ENV_OFFSET (256 * 1024) 31 #define CONFIG_ENV_SIZE (16 * 1024) 32 #define CONFIG_SYS_MMC_ENV_DEV 0 33 #endif 34 35 /* USB */ 36 #ifdef CONFIG_CMD_USB 37 #define CONFIG_EHCI_MXS_PORT0 38 #define CONFIG_USB_MAX_CONTROLLER_COUNT 1 39 #endif 40 41 /* Framebuffer support */ 42 #ifdef CONFIG_VIDEO 43 #define CONFIG_VIDEO_LOGO 44 #define CONFIG_SPLASH_SCREEN 45 #define CONFIG_CMD_BMP 46 #define CONFIG_BMP_16BPP 47 #define CONFIG_VIDEO_BMP_RLE8 48 #define CONFIG_VIDEO_BMP_GZIP 49 #define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE (512 << 10) 50 #endif 51 52 /* Boot Linux */ 53 #define CONFIG_BOOTFILE "uImage" 54 #define CONFIG_LOADADDR 0x42000000 55 #define CONFIG_SYS_LOAD_ADDR CONFIG_LOADADDR 56 57 /* Extra Environments */ 58 #define CONFIG_EXTRA_ENV_SETTINGS \ 59 "update_sd_firmware_filename=u-boot.sd\0" \ 60 "update_sd_firmware=" /* Update the SD firmware partition */ \ 61 "if mmc rescan ; then " \ 62 "if tftp ${update_sd_firmware_filename} ; then " \ 63 "setexpr fw_sz ${filesize} / 0x200 ; " /* SD block size */ \ 64 "setexpr fw_sz ${fw_sz} + 1 ; " \ 65 "mmc write ${loadaddr} 0x800 ${fw_sz} ; " \ 66 "fi ; " \ 67 "fi\0" \ 68 "script=boot.scr\0" \ 69 "image=zImage\0" \ 70 "console=ttyAMA0\0" \ 71 "fdt_file=imx23-evk.dtb\0" \ 72 "fdt_addr=0x41000000\0" \ 73 "boot_fdt=try\0" \ 74 "mmcdev=0\0" \ 75 "mmcpart=2\0" \ 76 "mmcroot=/dev/mmcblk0p3 rw rootwait\0" \ 77 "mmcargs=setenv bootargs console=${console},${baudrate} " \ 78 "root=${mmcroot}\0" \ 79 "loadbootscript=" \ 80 "fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ 81 "bootscript=echo Running bootscript from mmc ...; " \ 82 "source\0" \ 83 "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${image}\0" \ 84 "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdt_addr} ${fdt_file}\0" \ 85 "mmcboot=echo Booting from mmc ...; " \ 86 "run mmcargs; " \ 87 "if test ${boot_fdt} = yes || test ${boot_fdt} = try; then " \ 88 "if run loadfdt; then " \ 89 "bootz ${loadaddr} - ${fdt_addr}; " \ 90 "else " \ 91 "if test ${boot_fdt} = try; then " \ 92 "bootz; " \ 93 "else " \ 94 "echo WARN: Cannot load the DT; " \ 95 "fi; " \ 96 "fi; " \ 97 "else " \ 98 "bootz; " \ 99 "fi;\0" 100 101 #define CONFIG_BOOTCOMMAND \ 102 "mmc dev ${mmcdev}; if mmc rescan; then " \ 103 "if run loadbootscript; then " \ 104 "run bootscript; " \ 105 "else " \ 106 "if run loadimage; then " \ 107 "run mmcboot; " \ 108 "else " \ 109 "echo ERR: Fail to boot from MMC; " \ 110 "fi; " \ 111 "fi; " \ 112 "else exit; fi" 113 114 /* The rest of the configuration is shared */ 115 #include <configs/mxs.h> 116 117 #endif /* __CONFIGS_MX23EVK_H__ */ 118