/* SPDX-License-Identifier: GPL-2.0+ */ /* * am3517_evm.h - Default configuration for AM3517 EVM board. * * Author: Vaibhav Hiremath * * Based on omap3_evm_config.h * * Copyright (C) 2010 Texas Instruments Incorporated */ #ifndef __CONFIG_H #define __CONFIG_H #include /* Ethernet */ #define CONFIG_NET_RETRY_COUNT 10 /* Board NAND Info. */ #ifdef CONFIG_MTD_RAW_NAND #define CONFIG_SYS_NAND_ECCPOS { 2, 3, 4, 5, 6, 7, 8, 9, 10, \ 11, 12, 13, 14, 16, 17, 18, 19, 20, \ 21, 22, 23, 24, 25, 26, 27, 28, 30, \ 31, 32, 33, 34, 35, 36, 37, 38, 39, \ 40, 41, 42, 44, 45, 46, 47, 48, 49, \ 50, 51, 52, 53, 54, 55, 56 } #define CONFIG_SYS_NAND_ECCSIZE 512 #define CONFIG_SYS_NAND_ECCBYTES 13 #define CONFIG_NAND_OMAP_ECCSCHEME OMAP_ECC_BCH8_CODE_HW_DETECTION_SW #define CONFIG_SYS_NAND_MAX_OOBFREE 2 #define CONFIG_SYS_NAND_MAX_ECCPOS 56 #define CONFIG_SYS_NAND_U_BOOT_START CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x2a0000 /* NAND block size is 128 KiB. Synchronize these values with * corresponding Device Tree entries in Linux: * MLO(SPL) 4 * NAND_BLOCK_SIZE = 512 KiB @ 0x000000 * U-Boot 15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000 * U-Boot environment 2 * NAND_BLOCK_SIZE = 256 KiB @ 0x260000 * Kernel 64 * NAND_BLOCK_SIZE = 8 MiB @ 0x2A0000 * DTB 4 * NAND_BLOCK_SIZE = 512 KiB @ 0xAA0000 * RootFS Remaining Flash Space @ 0xB20000 */ #endif /* CONFIG_MTD_RAW_NAND */ /* Environment information */ #define CONFIG_BOOTFILE "uImage" #define CONFIG_EXTRA_ENV_SETTINGS \ "loadaddr=0x82000000\0" \ "console=ttyS2,115200n8\0" \ "fdtfile=am3517-evm.dtb\0" \ "fdtaddr=0x82C00000\0" \ "vram=16M\0" \ "bootenv=uEnv.txt\0" \ "cmdline=\0" \ "optargs=\0" \ "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \ "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \ "mmcdev=0\0" \ "mmcpart=1\0" \ "mmcroot=/dev/mmcblk0p2 rw\0" \ "mmcrootfstype=ext4 rootwait fixrtc\0" \ "mmcargs=setenv bootargs console=${console} " \ "${mtdparts} " \ "${optargs} " \ "root=${mmcroot} " \ "rootfstype=${mmcrootfstype} " \ "${cmdline}\0" \ "nandargs=setenv bootargs console=${console} " \ "${mtdparts} " \ "${optargs} " \ "root=ubi0:rootfs rw ubi.mtd=rootfs " \ "rootfstype=ubifs rootwait " \ "${cmdline}\0" \ "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\ "importbootenv=echo Importing environment from mmc ...; " \ "env import -t ${loadaddr} ${filesize}\0" \ "bootscript=echo Running bootscript from mmc ...; " \ "source ${loadaddr}\0" \ "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \ "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \ "mmcboot=echo Booting from mmc ...; " \ "run mmcargs; " \ "bootz ${loadaddr} - ${fdtaddr}\0" \ "nandboot=echo Booting from nand ...; " \ "run nandargs; " \ "nand read ${loadaddr} 2a0000 800000; " \ "nand read ${fdtaddr} aa0000 80000; " \ "bootm ${loadaddr} - ${fdtaddr}\0" \ #define CONFIG_BOOTCOMMAND \ "mmc dev ${mmcdev}; if mmc rescan; then " \ "echo SD/MMC found on device $mmcdev; " \ "if run loadbootenv; then " \ "run importbootenv; " \ "fi; " \ "echo Checking if uenvcmd is set ...; " \ "if test -n $uenvcmd; then " \ "echo Running uenvcmd ...; " \ "run uenvcmd; " \ "fi; " \ "echo Running default loadimage ...; " \ "setenv bootfile zImage; " \ "if run loadimage; then " \ "run loadfdt; " \ "run mmcboot; " \ "fi; " \ "else run nandboot; fi" /* Miscellaneous configurable options */ /* We set the max number of command args high to avoid HUSH bugs. */ #define CONFIG_SYS_MAXARGS 64 /* Print Buffer Size */ #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE \ + sizeof(CONFIG_SYS_PROMPT) + 16) /* Boot Argument Buffer Size */ #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* memtest works on */ /* Physical Memory Map */ #define CONFIG_SYS_CS0_SIZE (256 * 1024 * 1024) /* FLASH and environment organization */ /* **** PISMO SUPPORT *** */ #define CONFIG_SYS_MAX_FLASH_SECT 520 /* max number of sectors */ /* on one chip */ #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of flash banks */ #define CONFIG_SYS_MONITOR_LEN (256 << 10) /* Reserve 2 sectors */ #if defined(CONFIG_MTD_RAW_NAND) #define CONFIG_SYS_FLASH_BASE NAND_BASE #endif /* Monitor at start of flash */ #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_FLASH_BASE #define CONFIG_SYS_ENV_SECT_SIZE (128 << 10) /* 128 KiB */ /* Defines for SPL */ #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img" #endif /* __CONFIG_H */