include/configs/omap3_overo.h

   1 /*
   2  * Configuration settings for the Gumstix Overo board.
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 #ifndef __CONFIG_H
   8 #define __CONFIG_H
   9
  10 #define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
  11 #define CONFIG_NAND
  12
  13 #include <configs/ti_omap3_common.h>
  14 /*
  15  * We are only ever GP parts and will utilize all of the "downloaded image"
  16  * area in SRAM which starts at 0x40200000 and ends at 0x4020FFFF (64KB).
  17  */
  18 #undef CONFIG_SPL_TEXT_BASE
  19 #define CONFIG_SPL_TEXT_BASE            0x40200000
  20
  21 #define CONFIG_BCH
  22
  23 /* call misc_init_r */
  24 #define CONFIG_MISC_INIT_R
  25
  26 /* pass the revision tag */
  27 #define CONFIG_REVISION_TAG
  28
  29 /* override size of malloc() pool */
  30 #undef CONFIG_SYS_MALLOC_LEN
  31 #define CONFIG_ENV_SIZE         (128 << 10)     /* 128 KiB sector */
  32 /* Shift 128 << 15 provides 4 MiB heap to support UBI commands.
  33  * Shift 128 << 10 provides 128 KiB heap for limited-memory devices. */
  34 #define CONFIG_SYS_MALLOC_LEN   (CONFIG_ENV_SIZE + (128 << 15))
  35
  36 /* I2C Support */
  37 #define CONFIG_SYS_I2C_OMAP34XX
  38
  39 /* TWL4030 LED */
  40 #define CONFIG_TWL4030_LED
  41
  42 /* USB EHCI */
  43 #define CONFIG_OMAP_EHCI_PHY1_RESET_GPIO        183
  44 #define CONFIG_SYS_USB_EHCI_MAX_ROOT_PORTS      3
  45
  46 /* commands to include */
  47
  48 #ifdef CONFIG_NAND
  49 #define CONFIG_CMD_UBIFS        /* Read-only UBI volume operations */
  50
  51 #define CONFIG_RBTREE           /* required by CONFIG_CMD_UBI */
  52 #define CONFIG_LZO              /* required by CONFIG_CMD_UBIFS */
  53
  54 #define CONFIG_MTD_PARTITIONS   /* required for UBI partition support */
  55
  56 /* NAND block size is 128 KiB.  Synchronize these values with
  57  * overo_nand_partitions in mach-omap2/board-overo.c in Linux:
  58  *  xloader              4 * NAND_BLOCK_SIZE = 512 KiB
  59  *  uboot               14 * NAND_BLOCK_SIZE = 1792 KiB
  60  *  uboot environtment   2 * NAND_BLOCK_SIZE = 256 KiB
  61  *  linux               64 * NAND_BLOCK_SIZE = 8 MiB
  62  *  rootfs              remainder
  63  */
  64 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
  65 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:"       \
  66         "512k(xloader),"                                \
  67         "1792k(u-boot),"                                \
  68         "256k(environ),"                                \
  69         "8m(linux),"                                    \
  70         "-(rootfs)"
  71 #else /* CONFIG_NAND */
  72 #define MTDPARTS_DEFAULT
  73 #endif /* CONFIG_NAND */
  74
  75 /* Board NAND Info. */
  76 #define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
  77                                                         /* to access nand */
  78 /* Environment information */
  79 #define CONFIG_EXTRA_ENV_SETTINGS \
  80         DEFAULT_LINUX_BOOT_ENV \
  81         "bootdir=/boot\0" \
  82         "bootfile=zImage\0" \
  83         "usbtty=cdc_acm\0" \
  84         "console=ttyO2,115200n8\0" \
  85         "mpurate=auto\0" \
  86         "optargs=\0" \
  87         "vram=12M\0" \
  88         "dvimode=1024x768MR-16@60\0" \
  89         "defaultdisplay=dvi\0" \
  90         "mmcdev=0\0" \
  91         "mmcroot=/dev/mmcblk0p2 rw\0" \
  92         "mmcrootfstype=ext4 rootwait\0" \
  93         "nandroot=ubi0:rootfs ubi.mtd=4\0" \
  94         "nandrootfstype=ubifs\0" \
  95         "mtdparts=" MTDPARTS_DEFAULT "\0" \
  96         "mmcargs=setenv bootargs console=${console} " \
  97                 "${optargs} " \
  98                 "mpurate=${mpurate} " \
  99                 "vram=${vram} " \
 100                 "omapfb.mode=dvi:${dvimode} " \
 101                 "omapdss.def_disp=${defaultdisplay} " \
 102                 "root=${mmcroot} " \
 103                 "rootfstype=${mmcrootfstype}\0" \
 104         "nandargs=setenv bootargs console=${console} " \
 105                 "${optargs} " \
 106                 "mpurate=${mpurate} " \
 107                 "vram=${vram} " \
 108                 "omapfb.mode=dvi:${dvimode} " \
 109                 "omapdss.def_disp=${defaultdisplay} " \
 110                 "root=${nandroot} " \
 111                 "rootfstype=${nandrootfstype}\0" \
 112         "loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 113         "bootscript=echo Running boot script from mmc ...; " \
 114                 "source ${loadaddr}\0" \
 115         "loadbootenv=load mmc ${mmcdev} ${loadaddr} uEnv.txt\0" \
 116         "importbootenv=echo Importing environment from mmc ...; " \
 117                 "env import -t ${loadaddr} ${filesize}\0" \
 118         "loaduimage=load mmc ${mmcdev} ${loadaddr} uImage\0" \
 119         "mmcboot=echo Booting from mmc...; " \
 120                 "run mmcargs; " \
 121                 "bootm ${loadaddr}\0" \
 122         "loadzimage=load mmc ${mmcdev}:2 ${loadaddr} ${bootdir}/${bootfile}\0" \
 123         "loadfdt=load mmc ${mmcdev}:2 ${fdtaddr} ${bootdir}/${fdtfile}\0" \
 124         "loadubizimage=ubifsload ${loadaddr} ${bootdir}/${bootfile}\0" \
 125         "loadubifdt=ubifsload ${fdtaddr} ${bootdir}/${fdtfile}\0" \
 126         "mmcbootfdt=echo Booting with DT from mmc ...; " \
 127                 "run mmcargs; " \
 128                 "bootz ${loadaddr} - ${fdtaddr}\0" \
 129         "nandboot=echo Booting from nand ...; " \
 130                 "run nandargs; " \
 131                 "if nand read ${loadaddr} linux; then " \
 132                         "bootm ${loadaddr};" \
 133                 "fi;\0" \
 134         "nanddtsboot=echo Booting from nand with DTS...; " \
 135                 "run nandargs; " \
 136                 "ubi part rootfs; "\
 137                 "ubifsmount ubi0:rootfs; "\
 138                 "run loadubifdt; "\
 139                 "run loadubizimage; "\
 140                 "bootz ${loadaddr} - ${fdtaddr}\0" \
 141
 142 #define CONFIG_BOOTCOMMAND \
 143         "mmc dev ${mmcdev}; if mmc rescan; then " \
 144                 "if run loadbootscript; then " \
 145                         "run bootscript; " \
 146                 "fi;" \
 147                 "if run loadbootenv; then " \
 148                         "echo Loaded environment from ${bootenv};" \
 149                         "run importbootenv;" \
 150                 "fi;" \
 151                 "if test -n $uenvcmd; then " \
 152                         "echo Running uenvcmd ...;" \
 153                         "run uenvcmd;" \
 154                 "fi;" \
 155                 "if run loaduimage; then " \
 156                         "run mmcboot;" \
 157                 "fi;" \
 158                 "if run loadzimage; then " \
 159                         "if test -z \"${fdtfile}\"; then " \
 160                                 "setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \
 161                         "fi;" \
 162                         "if run loadfdt; then " \
 163                                 "run mmcbootfdt;" \
 164                         "fi;" \
 165                 "fi;" \
 166         "fi;" \
 167         "run nandboot; " \
 168         "if test -z \"${fdtfile}\"; then "\
 169                 "setenv fdtfile omap3-${boardname}-${expansionname}.dtb;" \
 170         "fi;" \
 171         "run nanddtsboot; " \
 172
 173 /* memtest works on */
 174 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)
 175 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
 176                                         0x01F00000) /* 31MB */
 177
 178 /* FLASH and environment organization */
 179 #if defined(CONFIG_NAND)
 180 #define CONFIG_SYS_FLASH_BASE           NAND_BASE
 181 #endif
 182
 183 /* Monitor at start of flash */
 184 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 185 #define CONFIG_SYS_ONENAND_BASE         ONENAND_MAP
 186
 187 #define CONFIG_ENV_IS_IN_NAND
 188 #define ONENAND_ENV_OFFSET              0x240000 /* environment starts here */
 189 #define SMNAND_ENV_OFFSET               0x240000 /* environment starts here */
 190
 191 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
 192 #define CONFIG_ENV_OFFSET               SMNAND_ENV_OFFSET
 193 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
 194
 195 /* Configure SMSC9211 ethernet */
 196 #if defined(CONFIG_CMD_NET)
 197 #define CONFIG_SMC911X
 198 #define CONFIG_SMC911X_32_BIT
 199 #define CONFIG_SMC911X_BASE             0x2C000000
 200 #endif /* (CONFIG_CMD_NET) */
 201
 202 /* Initial RAM setup */
 203 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
 204 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
 205
 206 /* NAND boot config */
 207 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
 208 #define CONFIG_SYS_NAND_MAX_ECCPOS  56
 209 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 210 #define CONFIG_SYS_NAND_PAGE_COUNT      64
 211 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 212 #define CONFIG_SYS_NAND_OOBSIZE         64
 213 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 214 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 215 #define CONFIG_SYS_NAND_ECCPOS      {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, \
 216                                         13, 14, 16, 17, 18, 19, 20, 21, 22, \
 217                                         23, 24, 25, 26, 27, 28, 30, 31, 32, \
 218                                         33, 34, 35, 36, 37, 38, 39, 40, 41, \
 219                                         42, 44, 45, 46, 47, 48, 49, 50, 51, \
 220                                         52, 53, 54, 55, 56}
 221 #define CONFIG_SYS_NAND_ECCSIZE         512
 222 #define CONFIG_SYS_NAND_ECCBYTES        13
 223 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
 224 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 225 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
 226 /* NAND: SPL falcon mode configs */
 227 #ifdef CONFIG_SPL_OS_BOOT
 228 #define CONFIG_CMD_SPL_NAND_OFS         0x240000
 229 #define CONFIG_SYS_NAND_SPL_KERNEL_OFFS 0x280000
 230 #define CONFIG_CMD_SPL_WRITE_SIZE       0x2000
 231 #endif
 232
 233 #endif                          /* __CONFIG_H */