include/configs/am3517_crane.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * am3517_crane.h - Default configuration for AM3517 CraneBoard.
   4  *
   5  * Author: Srinath.R <srinath@mistralsolutions.com>
   6  *
   7  * Based on include/configs/am3517evm.h
   8  *
   9  * Copyright (C) 2011 Mistral Solutions pvt Ltd
  10  */
  11
  12 #ifndef __CONFIG_H
  13 #define __CONFIG_H
  14
  15 /*
  16  * High Level Configuration Options
  17  */
  18
  19 #include <asm/arch/cpu.h>               /* get chip and board defs */
  20 #include <asm/arch/omap.h>
  21
  22 /* Clock Defines */
  23 #define V_OSCK                  26000000        /* Clock output from T2 */
  24 #define V_SCLK                  (V_OSCK >> 1)
  25
  26 #define CONFIG_MISC_INIT_R
  27
  28 #define CONFIG_CMDLINE_TAG              1       /* enable passing of ATAGs */
  29 #define CONFIG_SETUP_MEMORY_TAGS        1
  30 #define CONFIG_INITRD_TAG               1
  31 #define CONFIG_REVISION_TAG             1
  32
  33 /*
  34  * Size of malloc() pool
  35  */
  36 #define CONFIG_ENV_SIZE                 (128 << 10)     /* 128 KiB sector */
  37 #define CONFIG_SYS_MALLOC_LEN           (CONFIG_ENV_SIZE + (128 << 10))
  38                                                 /* initial data */
  39 /*
  40  * DDR related
  41  */
  42 #define CONFIG_SYS_CS0_SIZE             (256 * 1024 * 1024)
  43
  44 /*
  45  * Hardware drivers
  46  */
  47
  48 /*
  49  * NS16550 Configuration
  50  */
  51 #define V_NS16550_CLK                   48000000        /* 48MHz (APLL96/2) */
  52
  53 #define CONFIG_SYS_NS16550_SERIAL
  54 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  55 #define CONFIG_SYS_NS16550_CLK          V_NS16550_CLK
  56
  57 /*
  58  * select serial console configuration
  59  */
  60 #define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
  61 #define CONFIG_SERIAL3                  3       /* UART3 on CRANEBOARD */
  62
  63 /* allow to overwrite serial and ethaddr */
  64 #define CONFIG_ENV_OVERWRITE
  65 #define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
  66                                         115200}
  67
  68 /*
  69  * USB configuration
  70  * Enable CONFIG_USB_MUSB_HCD for Host functionalities MSC, keyboard
  71  * Enable CONFIG_USB_MUSB_UDC for Device functionalities.
  72  */
  73
  74 #ifdef CONFIG_USB_AM35X
  75
  76 #ifdef CONFIG_USB_MUSB_HCD
  77
  78 #ifdef CONFIG_USB_KEYBOARD
  79 #define CONFIG_PREBOOT "usb start"
  80 #endif /* CONFIG_USB_KEYBOARD */
  81
  82 #endif /* CONFIG_USB_MUSB_HCD */
  83
  84 #ifdef CONFIG_USB_MUSB_UDC
  85 /* USB device configuration */
  86 #define CONFIG_USB_DEVICE               1
  87 #define CONFIG_USB_TTY                  1
  88 /* Change these to suit your needs */
  89 #define CONFIG_USBD_VENDORID            0x0451
  90 #define CONFIG_USBD_PRODUCTID           0x5678
  91 #define CONFIG_USBD_MANUFACTURER        "Texas Instruments"
  92 #define CONFIG_USBD_PRODUCT_NAME        "AM3517CRANE"
  93 #endif /* CONFIG_USB_MUSB_UDC */
  94
  95 #endif /* CONFIG_USB_AM35X */
  96
  97 #define CONFIG_SYS_I2C
  98
  99 /*
 100  * Board NAND Info.
 101  */
 102 #define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
 103                                                         /* to access */
 104                                                         /* nand at CS0 */
 105
 106 #define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of */
 107                                                         /* NAND devices */
 108
 109 #define CONFIG_JFFS2_NAND
 110 /* nand device jffs2 lives on */
 111 #define CONFIG_JFFS2_DEV                "nand0"
 112 /* start of jffs2 partition */
 113 #define CONFIG_JFFS2_PART_OFFSET        0x680000
 114 #define CONFIG_JFFS2_PART_SIZE          0xf980000       /* sz of jffs2 part */
 115
 116 /* Environment information */
 117
 118 #define CONFIG_BOOTFILE         "uImage"
 119
 120 #define CONFIG_EXTRA_ENV_SETTINGS \
 121         "loadaddr=0x82000000\0" \
 122         "console=ttyS2,115200n8\0" \
 123         "mmcdev=0\0" \
 124         "mmcargs=setenv bootargs console=${console} " \
 125                 "root=/dev/mmcblk0p2 rw " \
 126                 "rootfstype=ext3 rootwait\0" \
 127         "nandargs=setenv bootargs console=${console} " \
 128                 "root=/dev/mtdblock4 rw " \
 129                 "rootfstype=jffs2\0" \
 130         "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 131         "bootscript=echo Running bootscript from mmc ...; " \
 132                 "source ${loadaddr}\0" \
 133         "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
 134         "mmcboot=echo Booting from mmc ...; " \
 135                 "run mmcargs; " \
 136                 "bootm ${loadaddr}\0" \
 137         "nandboot=echo Booting from nand ...; " \
 138                 "run nandargs; " \
 139                 "nand read ${loadaddr} 280000 400000; " \
 140                 "bootm ${loadaddr}\0" \
 141
 142 #define CONFIG_BOOTCOMMAND \
 143         "mmc dev ${mmcdev}; if mmc rescan; then " \
 144                 "if run loadbootscript; then " \
 145                         "run bootscript; " \
 146                 "else " \
 147                         "if run loaduimage; then " \
 148                                 "run mmcboot; " \
 149                         "else run nandboot; " \
 150                         "fi; " \
 151                 "fi; " \
 152         "else run nandboot; fi"
 153
 154 /*
 155  * Miscellaneous configurable options
 156  */
 157 #define CONFIG_SYS_CBSIZE               512     /* Console I/O Buffer Size */
 158 #define CONFIG_SYS_MAXARGS              32      /* max number of command */
 159                                                 /* args */
 160 /* memtest works on */
 161 #define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0)
 162 #define CONFIG_SYS_MEMTEST_END          (OMAP34XX_SDRC_CS0 + \
 163                                         0x01F00000) /* 31MB */
 164
 165 #define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0) /* default load */
 166                                                                 /* address */
 167
 168 /*
 169  * AM3517 has 12 GP timers, they can be driven by the system clock
 170  * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
 171  * This rate is divided by a local divisor.
 172  */
 173 #define CONFIG_SYS_TIMERBASE            OMAP34XX_GPT2
 174 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
 175
 176 /*-----------------------------------------------------------------------
 177  * Physical Memory Map
 178  */
 179 #define PHYS_SDRAM_1            OMAP34XX_SDRC_CS0
 180 #define PHYS_SDRAM_2            OMAP34XX_SDRC_CS1
 181
 182 /*-----------------------------------------------------------------------
 183  * FLASH and environment organization
 184  */
 185
 186 /* **** PISMO SUPPORT *** */
 187 #define CONFIG_SYS_MAX_FLASH_SECT       520     /* max number of sectors */
 188                                                 /* on one chip */
 189 #define CONFIG_SYS_MAX_FLASH_BANKS      2       /* max number of flash banks */
 190 #define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
 191
 192 #define CONFIG_SYS_FLASH_BASE           NAND_BASE
 193
 194 /* Monitor at start of flash */
 195 #define CONFIG_SYS_MONITOR_BASE         CONFIG_SYS_FLASH_BASE
 196
 197 #define CONFIG_SYS_ENV_SECT_SIZE        (128 << 10)     /* 128 KiB sector */
 198 #define CONFIG_ENV_OFFSET               0x260000
 199 #define CONFIG_ENV_ADDR                 0x260000
 200
 201 /*-----------------------------------------------------------------------
 202  * CFI FLASH driver setup
 203  */
 204 /* timeout values are in ticks */
 205 #define CONFIG_SYS_FLASH_ERASE_TOUT     (100 * CONFIG_SYS_HZ)
 206 #define CONFIG_SYS_FLASH_WRITE_TOUT     (100 * CONFIG_SYS_HZ)
 207
 208 /* Flash banks JFFS2 should use */
 209 #define CONFIG_SYS_MAX_MTD_BANKS        (CONFIG_SYS_MAX_FLASH_BANKS + \
 210                                         CONFIG_SYS_MAX_NAND_DEVICE)
 211 #define CONFIG_SYS_JFFS2_MEM_NAND
 212 /* use flash_info[2] */
 213 #define CONFIG_SYS_JFFS2_FIRST_BANK     CONFIG_SYS_MAX_FLASH_BANKS
 214 #define CONFIG_SYS_JFFS2_NUM_BANKS      1
 215
 216 #define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 217 #define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
 218 #define CONFIG_SYS_INIT_RAM_SIZE        0x800
 219 #define CONFIG_SYS_INIT_SP_ADDR         (CONFIG_SYS_INIT_RAM_ADDR + \
 220                                          CONFIG_SYS_INIT_RAM_SIZE - \
 221                                          GENERATED_GBL_DATA_SIZE)
 222
 223 /* Defines for SPL */
 224 #define CONFIG_SPL_TEXT_BASE            0x40200800
 225 #define CONFIG_SPL_MAX_SIZE             (SRAM_SCRATCH_SPACE_ADDR - \
 226                                          CONFIG_SPL_TEXT_BASE)
 227
 228 #define CONFIG_SPL_BSS_START_ADDR       0x80000000
 229 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
 230
 231 #define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION      1
 232 #define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME "u-boot.img"
 233
 234 #define CONFIG_SPL_NAND_BASE
 235 #define CONFIG_SPL_NAND_DRIVERS
 236 #define CONFIG_SPL_NAND_ECC
 237
 238 /* NAND boot config */
 239 #define CONFIG_SYS_NAND_5_ADDR_CYCLE
 240 #define CONFIG_SYS_NAND_PAGE_COUNT      64
 241 #define CONFIG_SYS_NAND_PAGE_SIZE       2048
 242 #define CONFIG_SYS_NAND_OOBSIZE         64
 243 #define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 244 #define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 245 #define CONFIG_SYS_NAND_ECCPOS          {2, 3, 4, 5, 6, 7, 8, 9,\
 246                                                 10, 11, 12, 13}
 247 #define CONFIG_SYS_NAND_ECCSIZE         512
 248 #define CONFIG_SYS_NAND_ECCBYTES        3
 249 #define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_HAM1_CODE_HW
 250 #define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 251 #define CONFIG_SYS_NAND_U_BOOT_OFFS     0x80000
 252
 253 /*
 254  * 1MB into the SDRAM to allow for SPL's bss at the beginning of SDRAM
 255  * 64 bytes before this address should be set aside for u-boot.img's
 256  * header. That is 0x800FFFC0--0x80100000 should not be used for any
 257  * other needs.
 258  */
 259 #define CONFIG_SYS_SPL_MALLOC_START     0x80208000
 260 #define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000
 261
 262 #endif /* __CONFIG_H */