include/configs/am3517_evm.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * am3517_evm.h - Default configuration for AM3517 EVM board.
   4  *
   5  * Author: Vaibhav Hiremath <hvaibhav@ti.com>
   6  *
   7  * Based on omap3_evm_config.h
   8  *
   9  * Copyright (C) 2010 Texas Instruments Incorporated
  10  */
  11
  12 #ifndef __CONFIG_H
  13 #define __CONFIG_H
  14
  15 #include <configs/ti_omap3_common.h>
  16
  17 /* Ethernet */
  18 #define CONFIG_NET_RETRY_COUNT          10
  19
  20 /* Board NAND Info. */
  21 #ifdef CONFIG_MTD_RAW_NAND
  22 #define CONFIG_SYS_NAND_ECCPOS          { 2,  3,  4,  5,  6,  7,  8,  9, 10, \
  23                                          11, 12, 13, 14, 16, 17, 18, 19, 20, \
  24                                          21, 22, 23, 24, 25, 26, 27, 28, 30, \
  25                                          31, 32, 33, 34, 35, 36, 37, 38, 39, \
  26                                          40, 41, 42, 44, 45, 46, 47, 48, 49, \
  27                                          50, 51, 52, 53, 54, 55, 56 }
  28
  29 #define CONFIG_SYS_NAND_ECCSIZE         512
  30 #define CONFIG_SYS_NAND_ECCBYTES        13
  31 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
  32 #define CONFIG_SYS_NAND_MAX_OOBFREE     2
  33 #define CONFIG_SYS_NAND_MAX_ECCPOS      56
  34 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
  35 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
  36 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x2a0000
  37 /* NAND block size is 128 KiB.  Synchronize these values with
  38  * corresponding Device Tree entries in Linux:
  39  *  MLO(SPL)             4 * NAND_BLOCK_SIZE = 512 KiB  @ 0x000000
  40  *  U-Boot              15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
  41  *  U-Boot environment   2 * NAND_BLOCK_SIZE = 256 KiB  @ 0x260000
  42  *  Kernel              64 * NAND_BLOCK_SIZE = 8 MiB    @ 0x2A0000
  43  *  DTB                  4 * NAND_BLOCK_SIZE = 512 KiB  @ 0xAA0000
  44  *  RootFS              Remaining Flash Space           @ 0xB20000
  45  */
  46 #endif /* CONFIG_MTD_RAW_NAND */
  47
  48 /* Environment information */
  49
  50 #define CONFIG_BOOTFILE         "uImage"
  51
  52 #define CONFIG_EXTRA_ENV_SETTINGS \
  53         "loadaddr=0x82000000\0" \
  54         "console=ttyS2,115200n8\0" \
  55         "fdtfile=am3517-evm.dtb\0" \
  56         "fdtaddr=0x82C00000\0" \
  57         "vram=16M\0" \
  58         "bootenv=uEnv.txt\0" \
  59         "cmdline=\0" \
  60         "optargs=\0" \
  61         "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
  62         "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
  63         "mmcdev=0\0" \
  64         "mmcpart=1\0" \
  65         "mmcroot=/dev/mmcblk0p2 rw\0" \
  66         "mmcrootfstype=ext4 rootwait fixrtc\0" \
  67         "mmcargs=setenv bootargs console=${console} " \
  68                 "${mtdparts} " \
  69                 "${optargs} " \
  70                 "root=${mmcroot} " \
  71                 "rootfstype=${mmcrootfstype} " \
  72                 "${cmdline}\0" \
  73         "nandargs=setenv bootargs console=${console} " \
  74                 "${mtdparts} " \
  75                 "${optargs} " \
  76                 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
  77                 "rootfstype=ubifs rootwait " \
  78                 "${cmdline}\0" \
  79         "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
  80         "importbootenv=echo Importing environment from mmc ...; " \
  81                 "env import -t ${loadaddr} ${filesize}\0" \
  82         "bootscript=echo Running bootscript from mmc ...; " \
  83                 "source ${loadaddr}\0" \
  84         "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
  85         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
  86         "mmcboot=echo Booting from mmc ...; " \
  87                 "run mmcargs; " \
  88                 "bootz ${loadaddr} - ${fdtaddr}\0" \
  89         "nandboot=echo Booting from nand ...; " \
  90                 "run nandargs; " \
  91                 "nand read ${loadaddr} 2a0000 800000; " \
  92                 "nand read ${fdtaddr} aa0000 80000; " \
  93                 "bootm ${loadaddr} - ${fdtaddr}\0" \
  94
  95 #define CONFIG_BOOTCOMMAND \
  96         "mmc dev ${mmcdev}; if mmc rescan; then " \
  97                 "echo SD/MMC found on device $mmcdev; " \
  98                 "if run loadbootenv; then " \
  99                         "run importbootenv; " \
 100                 "fi; " \
 101                 "echo Checking if uenvcmd is set ...; " \
 102                 "if test -n $uenvcmd; then " \
 103                         "echo Running uenvcmd ...; " \
 104                         "run uenvcmd; " \
 105                 "fi; " \
 106                 "echo Running default loadimage ...; " \
 107                 "setenv bootfile zImage; " \
 108                 "if run loadimage; then " \
 109                         "run loadfdt; " \
 110                         "run mmcboot; " \
 111                 "fi; " \
 112         "else run nandboot; fi"
 113
 114 /* Miscellaneous configurable options */
 115
 116 /* We set the max number of command args high to avoid HUSH bugs. */
 117 #define CONFIG_SYS_MAXARGS              64
 118
 119 /* Print Buffer Size */
 120 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE \
 121                                         + sizeof(CONFIG_SYS_PROMPT) + 16)
 122 /* Boot Argument Buffer Size */
 123 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
 124
 125 /* memtest works on */
 126
 127 /* Physical Memory Map */
 128 #define CONFIG_SYS_CS0_SIZE             (256 * 1024 * 1024)
 129
 130 /* FLASH and environment organization */
 131
 132 /* **** PISMO SUPPORT *** */
 133 #define CONFIG_SYS_MAX_FLASH_SECT       520     /* max number of sectors */
 134                                                 /* on one chip */
 135 #define CONFIG_SYS_MAX_FLASH_BANKS      2       /* max number of flash banks */
 136 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
 137
 138 #if defined(CONFIG_MTD_RAW_NAND)
 139 #define CONFIG_SYS_FLASH_BASE           NAND_BASE
 140 #endif
 141
 142 /* Monitor at start of flash */
 143 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 144
 145 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
 146
 147 /* Defines for SPL */
 148
 149 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME         "u-boot.img"
 150
 151 #endif /* __CONFIG_H */