include/configs/am3517_evm.h

   1 /*
   2  * am3517_evm.h - Default configuration for AM3517 EVM board.
   3  *
   4  * Author: Vaibhav Hiremath <hvaibhav@ti.com>
   5  *
   6  * Based on omap3_evm_config.h
   7  *
   8  * Copyright (C) 2010 Texas Instruments Incorporated
   9  *
  10  * SPDX-License-Identifier:     GPL-2.0+
  11  */
  12
  13 #ifndef __CONFIG_H
  14 #define __CONFIG_H
  15
  16 #define CONFIG_NR_DRAM_BANKS    2       /* CS1 may or may not be populated */
  17 #define CONFIG_EMIF4    /* The chip has EMIF4 controller */
  18
  19 /*
  20  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
  21  * 64 bytes before this address should be set aside for u-boot.img's
  22  * header. That is 0x800FFFC0--0x80100000 should not be used for any
  23  * other needs.
  24  */
  25 #define CONFIG_SYS_TEXT_BASE            0x80100000
  26 #define CONFIG_SYS_SPL_MALLOC_START     0x80208000
  27 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
  28
  29 #include <configs/ti_omap3_common.h>
  30 #undef CONFIG_SDRC      /* Disable SDRC since we have EMIF4 */
  31
  32 #define CONFIG_MISC_INIT_R
  33 #define CONFIG_REVISION_TAG
  34
  35 /* Hardware drivers */
  36
  37 /* NS16550 Configuration */
  38 #define CONFIG_SYS_NS16550_SERIAL
  39 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  40
  41 /* select serial console configuration */
  42 #define CONFIG_CONS_INDEX               3
  43 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
  44 #define CONFIG_SERIAL3                  3       /* UART3 on AM3517 EVM */
  45
  46
  47 /* allow to overwrite serial and ethaddr */
  48 #define CONFIG_ENV_OVERWRITE
  49
  50 /*
  51  * USB configuration
  52  * Enable CONFIG_USB_MUSB_HOST for Host functionalities MSC, keyboard
  53  * Enable CONFIG_USB_MUSB_GADGET for Device functionalities.
  54  */
  55 #define CONFIG_USB_MUSB_AM35X
  56 #define CONFIG_USB_MUSB_PIO_ONLY
  57
  58 #ifdef CONFIG_USB_MUSB_AM35X
  59
  60 #ifdef CONFIG_USB_MUSB_HOST
  61
  62 #ifdef CONFIG_USB_KEYBOARD
  63 #define CONFIG_PREBOOT "usb start"
  64 #endif /* CONFIG_USB_KEYBOARD */
  65
  66 #endif /* CONFIG_USB_MUSB_HOST */
  67
  68 #ifdef CONFIG_USB_MUSB_GADGET
  69 #define CONFIG_USB_ETHER
  70 #define CONFIG_USB_ETH_RNDIS
  71 #endif /* CONFIG_USB_MUSB_GADGET */
  72
  73 #endif /* CONFIG_USB_MUSB_AM35X */
  74
  75 /* I2C */
  76 #define CONFIG_SYS_I2C
  77 #define CONFIG_SYS_OMAP24_I2C_SPEED     100000
  78 #define CONFIG_SYS_OMAP24_I2C_SLAVE     1
  79
  80 /* Ethernet */
  81 #define CONFIG_DRIVER_TI_EMAC
  82 #define CONFIG_DRIVER_TI_EMAC_USE_RMII
  83 #define CONFIG_MII
  84 #define CONFIG_BOOTP_DEFAULT
  85 #define CONFIG_BOOTP_DNS
  86 #define CONFIG_BOOTP_DNS2
  87 #define CONFIG_BOOTP_SEND_HOSTNAME
  88 #define CONFIG_NET_RETRY_COUNT          10
  89
  90 /* Board NAND Info. */
  91 #ifdef CONFIG_NAND
  92 #define CONFIG_NAND_OMAP_GPMC_PREFETCH
  93 #define CONFIG_SYS_NAND_ADDR            NAND_BASE       /* physical address */
  94                                                         /* to access nand */
  95 #define CONFIG_SYS_NAND_BUSWIDTH_16BIT
  96 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
  97 #define CONFIG_SYS_NAND_PAGE_COUNT      64
  98 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
  99 #define CONFIG_SYS_NAND_OOBSIZE         64
 100 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128 * 1024)
 101 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 102 #define CONFIG_SYS_NAND_ECCPOS          { 2,  3,  4,  5,  6,  7,  8,  9, 10, \
 103                                          11, 12, 13, 14, 16, 17, 18, 19, 20, \
 104                                          21, 22, 23, 24, 25, 26, 27, 28, 30, \
 105                                          31, 32, 33, 34, 35, 36, 37, 38, 39, \
 106                                          40, 41, 42, 44, 45, 46, 47, 48, 49, \
 107                                          50, 51, 52, 53, 54, 55, 56 }
 108
 109 #define CONFIG_SYS_NAND_ECCSIZE         512
 110 #define CONFIG_SYS_NAND_ECCBYTES        13
 111 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
 112 #define CONFIG_SYS_NAND_MAX_OOBFREE     2
 113 #define CONFIG_SYS_NAND_MAX_ECCPOS      56
 114 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 115 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
 116 #define CONFIG_MTD_PARTITIONS           /* required for UBI partition support */
 117 #define CONFIG_MTD_DEVICE               /* needed for mtdparts commands */
 118 /* NAND block size is 128 KiB.  Synchronize these values with
 119  * corresponding Device Tree entries in Linux:
 120  *  MLO(SPL)             4 * NAND_BLOCK_SIZE = 512 KiB  @ 0x000000
 121  *  U-Boot              15 * NAND_BLOCK_SIZE = 1920 KiB @ 0x080000
 122  *  U-Boot environment   2 * NAND_BLOCK_SIZE = 256 KiB  @ 0x260000
 123  *  Kernel              64 * NAND_BLOCK_SIZE = 8 MiB    @ 0x2A0000
 124  *  DTB                  4 * NAND_BLOCK_SIZE = 512 KiB  @ 0xAA0000
 125  *  RootFS              Remaining Flash Space           @ 0xB20000
 126  */
 127 #define MTDIDS_DEFAULT "nand0=omap2-nand.0"
 128 #define MTDPARTS_DEFAULT "mtdparts=omap2-nand.0:"       \
 129         "512k(MLO),"                                    \
 130         "1920k(u-boot),"                                \
 131         "256k(u-boot-env),"                             \
 132         "8m(kernel),"                                   \
 133         "512k(dtb),"                                    \
 134         "-(rootfs)"
 135 #else
 136 #define MTDIDS_DEFAULT
 137 #define MTDPARTS_DEFAULT
 138 #endif /* CONFIG_NAND */
 139
 140 /* Environment information */
 141
 142 #define CONFIG_BOOTFILE         "uImage"
 143
 144 #define CONFIG_EXTRA_ENV_SETTINGS \
 145         "loadaddr=0x82000000\0" \
 146         "console=ttyO2,115200n8\0" \
 147         "fdtfile=am3517-evm.dtb\0" \
 148         "fdtaddr=0x82C00000\0" \
 149         "vram=16M\0" \
 150         "bootenv=uEnv.txt\0" \
 151         "cmdline=\0" \
 152         "optargs=\0" \
 153         "mtdids=" MTDIDS_DEFAULT "\0" \
 154         "mtdparts=" MTDPARTS_DEFAULT "\0" \
 155         "mmcdev=0\0" \
 156         "mmcpart=1\0" \
 157         "mmcroot=/dev/mmcblk0p2 rw\0" \
 158         "mmcrootfstype=ext4 rootwait fixrtc\0" \
 159         "mmcargs=setenv bootargs console=${console} " \
 160                 "${mtdparts} " \
 161                 "${optargs} " \
 162                 "root=${mmcroot} " \
 163                 "rootfstype=${mmcrootfstype} " \
 164                 "${cmdline}\0" \
 165         "nandargs=setenv bootargs console=${console} " \
 166                 "${mtdparts} " \
 167                 "${optargs} " \
 168                 "root=ubi0:rootfs rw ubi.mtd=rootfs " \
 169                 "rootfstype=ubifs rootwait " \
 170                 "${cmdline}\0" \
 171         "loadbootenv=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootenv}\0"\
 172         "importbootenv=echo Importing environment from mmc ...; " \
 173                 "env import -t ${loadaddr} ${filesize}\0" \
 174         "bootscript=echo Running bootscript from mmc ...; " \
 175                 "source ${loadaddr}\0" \
 176         "loadimage=fatload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootfile}\0" \
 177         "loadfdt=fatload mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${fdtfile}\0" \
 178         "mmcboot=echo Booting from mmc ...; " \
 179                 "run mmcargs; " \
 180                 "bootz ${loadaddr} - ${fdtaddr}\0" \
 181         "nandboot=echo Booting from nand ...; " \
 182                 "run nandargs; " \
 183                 "nand read ${loadaddr} 2a0000 800000; " \
 184                 "nand read ${fdtaddr} aa0000 80000; " \
 185                 "bootm ${loadaddr} - ${fdtaddr}\0" \
 186
 187 #define CONFIG_BOOTCOMMAND \
 188         "mmc dev ${mmcdev}; if mmc rescan; then " \
 189                 "echo SD/MMC found on device $mmcdev; " \
 190                 "if run loadbootenv; then " \
 191                         "run importbootenv; " \
 192                 "fi; " \
 193                 "echo Checking if uenvcmd is set ...; " \
 194                 "if test -n $uenvcmd; then " \
 195                         "echo Running uenvcmd ...; " \
 196                         "run uenvcmd; " \
 197                 "fi; " \
 198                 "echo Running default loadimage ...; " \
 199                 "setenv bootfile zImage; " \
 200                 "if run loadimage; then " \
 201                         "run loadfdt; " \
 202                         "run mmcboot; " \
 203                 "fi; " \
 204         "else run nandboot; fi"
 205
 206 /* Miscellaneous configurable options */
 207 #define CONFIG_AUTO_COMPLETE
 208 #define CONFIG_CMDLINE_EDITING
 209 #define CONFIG_SYS_LONGHELP
 210
 211 /* We set the max number of command args high to avoid HUSH bugs. */
 212 #define CONFIG_SYS_MAXARGS              64
 213
 214 /* Print Buffer Size */
 215 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE \
 216                                         + sizeof(CONFIG_SYS_PROMPT) + 16)
 217 /* Boot Argument Buffer Size */
 218 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
 219
 220 /* memtest works on */
 221 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)
 222 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
 223                                         0x01F00000) /* 31MB */
 224
 225 /* Physical Memory Map */
 226 #define CONFIG_SYS_CS0_SIZE             (256 * 1024 * 1024)
 227 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
 228 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
 229
 230 /* FLASH and environment organization */
 231
 232 /* **** PISMO SUPPORT *** */
 233 #define CONFIG_SYS_MAX_FLASH_SECT       520     /* max number of sectors */
 234                                                 /* on one chip */
 235 #define CONFIG_SYS_MAX_FLASH_BANKS      2       /* max number of flash banks */
 236 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
 237
 238 #if defined(CONFIG_NAND)
 239 #define CONFIG_SYS_FLASH_BASE           NAND_BASE
 240 #endif
 241
 242 /* Monitor at start of flash */
 243 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 244
 245 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB */
 246 #define CONFIG_ENV_SIZE                 CONFIG_SYS_ENV_SECT_SIZE
 247 #define SMNAND_ENV_OFFSET               0x260000 /* environment starts here */
 248 #define CONFIG_ENV_OFFSET               SMNAND_ENV_OFFSET
 249 #define CONFIG_ENV_ADDR                 SMNAND_ENV_OFFSET
 250
 251 /* Defines for SPL */
 252 #define CONFIG_SPL_FRAMEWORK
 253 #undef CONFIG_SPL_TEXT_BASE
 254 #define CONFIG_SPL_TEXT_BASE            0x40200000
 255 #define CONFIG_SPL_MAX_SIZE             (SRAM_SCRATCH_SPACE_ADDR - \
 256                                          CONFIG_SPL_TEXT_BASE)
 257
 258 #undef CONFIG_SPL_BSS_START_ADDR
 259 #define CONFIG_SPL_BSS_START_ADDR       0x80000000
 260 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
 261
 262 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION      1
 263 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME         "u-boot.img"
 264
 265 #define CONFIG_SPL_NAND_BASE
 266 #define CONFIG_SPL_NAND_DRIVERS
 267 #define CONFIG_SPL_NAND_ECC
 268
 269 #endif /* __CONFIG_H */