LXR uboot/include/configs/tricorder.h

   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * (C) Copyright 2006-2008
   4 * Texas Instruments.
   5 * Richard Woodruff <r-woodruff2@ti.com>
   6 * Syed Mohammed Khasim <x0khasim@ti.com>
   7 *
   8 * (C) Copyright 2012
   9 * Corscience GmbH & Co. KG
  10 * Thomas Weber <weber@corscience.de>
  11 *
  12 * Configuration settings for the Tricorder board.
  13 */
  14
  15#ifndef __CONFIG_H
  16#define __CONFIG_H
  17
  18#define CONFIG_MACH_TYPE                MACH_TYPE_TRICORDER
  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
  26#include <asm/arch/cpu.h>               /* get chip and board defs */
  27#include <asm/arch/omap.h>
  28
  29/* Clock Defines */
  30#define V_OSCK                          26000000 /* Clock output from T2 */
  31#define V_SCLK                          (V_OSCK >> 1)
  32
  33#define CONFIG_CMDLINE_TAG              /* enable passing of ATAGs */
  34#define CONFIG_SETUP_MEMORY_TAGS
  35#define CONFIG_INITRD_TAG
  36#define CONFIG_REVISION_TAG
  37
  38/* Size of malloc() pool */
  39#define CONFIG_SYS_MALLOC_LEN           (1024*1024)
  40
  41/* Hardware drivers */
  42
  43/* NS16550 Configuration */
  44#define CONFIG_SYS_NS16550_SERIAL
  45#define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  46#define CONFIG_SYS_NS16550_CLK          48000000 /* 48MHz (APLL96/2) */
  47
  48/* select serial console configuration */
  49#define CONFIG_SYS_NS16550_COM3         OMAP34XX_UART3
  50#define CONFIG_SYS_BAUDRATE_TABLE       {4800, 9600, 19200, 38400, 57600,\
  51                                        115200}
  52
  53/* I2C */
  54#define CONFIG_SYS_I2C
  55 
  56
  57/* EEPROM */
  58#define CONFIG_SYS_I2C_EEPROM_ADDR_LEN  2
  59#define CONFIG_SYS_EEPROM_BUS_NUM       1
  60
  61/* TWL4030 */
  62
  63/* Board NAND Info */
  64#define CONFIG_SYS_NAND_BASE            NAND_BASE       /* physical address */
  65                                                        /* to access nand at */
  66                                                        /* CS0 */
  67#define CONFIG_SYS_MAX_NAND_DEVICE      1               /* Max number of NAND */
  68                                                        /* devices */
  69#define CONFIG_SYS_NAND_MAX_OOBFREE     2
  70#define CONFIG_SYS_NAND_MAX_ECCPOS      56
  71
  72/* needed for ubi */
  73
  74/* Environment information (this is the common part) */
  75
  76
  77/* hang() the board on panic() */
  78
  79/* environment placement (for NAND), is different for FLASHCARD but does not
  80 * harm there */
  81#define CONFIG_ENV_RANGE                (384 << 10) /* allow badblocks in env */
  82
  83/* the loadaddr is the same as CONFIG_SYS_LOAD_ADDR, unfortunately the defiend
  84 * value can not be used here! */
  85#define CONFIG_LOADADDR         0x82000000
  86
  87#define CONFIG_COMMON_ENV_SETTINGS \
  88        "console=ttyO2,115200n8\0" \
  89        "mmcdev=0\0" \
  90        "vram=3M\0" \
  91        "defaultdisplay=lcd\0" \
  92        "kernelopts=mtdoops.mtddev=3\0" \
  93        "mtdparts=" CONFIG_MTDPARTS_DEFAULT "\0" \
  94        "mtdids=" CONFIG_MTDIDS_DEFAULT "\0" \
  95        "commonargs=" \
  96                "setenv bootargs console=${console} " \
  97                "${mtdparts} " \
  98                "${kernelopts} " \
  99                "vt.global_cursor_default=0 " \
 100                "vram=${vram} " \
 101                "omapdss.def_disp=${defaultdisplay}\0"
 102
 103#define CONFIG_BOOTCOMMAND "run autoboot"
 104
 105/* specific environment settings for different use cases
 106 * FLASHCARD: used to run a rdimage from sdcard to program the device
 107 * 'NORMAL': used to boot kernel from sdcard, nand, ...
 108 *
 109 * The main aim for the FLASHCARD skin is to have an embedded environment
 110 * which will not be influenced by any data already on the device.
 111 */
 112#ifdef CONFIG_FLASHCARD
 113/* the rdaddr is 16 MiB before the loadaddr */
 114#define CONFIG_ENV_RDADDR       "rdaddr=0x81000000\0"
 115
 116#define CONFIG_EXTRA_ENV_SETTINGS \
 117        CONFIG_COMMON_ENV_SETTINGS \
 118        CONFIG_ENV_RDADDR \
 119        "autoboot=" \
 120        "run commonargs; " \
 121        "setenv bootargs ${bootargs} " \
 122                "flashy_updateimg=/dev/mmcblk0p1:corscience_update.img " \
 123                "rdinit=/sbin/init; " \
 124        "mmc dev ${mmcdev}; mmc rescan; " \
 125        "fatload mmc ${mmcdev} ${loadaddr} uImage; " \
 126        "fatload mmc ${mmcdev} ${rdaddr} uRamdisk; " \
 127        "bootm ${loadaddr} ${rdaddr}\0"
 128
 129#else /* CONFIG_FLASHCARD */
 130
 131#define CONFIG_ENV_OVERWRITE /* allow to overwrite serial and ethaddr */
 132
 133#define CONFIG_EXTRA_ENV_SETTINGS \
 134        CONFIG_COMMON_ENV_SETTINGS \
 135        "mmcargs=" \
 136                "run commonargs; " \
 137                "setenv bootargs ${bootargs} " \
 138                "root=/dev/mmcblk0p2 " \
 139                "rootwait " \
 140                "rw\0" \
 141        "nandargs=" \
 142                "run commonargs; " \
 143                "setenv bootargs ${bootargs} " \
 144                "root=ubi0:root " \
 145                "ubi.mtd=7 " \
 146                "rootfstype=ubifs " \
 147                "ro\0" \
 148        "loadbootscript=fatload mmc ${mmcdev} ${loadaddr} boot.scr\0" \
 149        "bootscript=echo Running bootscript from mmc ...; " \
 150                "source ${loadaddr}\0" \
 151        "loaduimage=fatload mmc ${mmcdev} ${loadaddr} uImage\0" \
 152        "mmcboot=echo Booting from mmc ...; " \
 153                "run mmcargs; " \
 154                "bootm ${loadaddr}\0" \
 155        "loaduimage_ubi=ubi part ubi; " \
 156                "ubifsmount ubi:root; " \
 157                "ubifsload ${loadaddr} /boot/uImage\0" \
 158        "loaduimage_nand=nand read ${loadaddr} kernel 0x500000\0" \
 159        "nandboot=echo Booting from nand ...; " \
 160                "run nandargs; " \
 161                "run loaduimage_nand; " \
 162                "bootm ${loadaddr}\0" \
 163        "autoboot=mmc dev ${mmcdev}; if mmc rescan; then " \
 164                        "if run loadbootscript; then " \
 165                                "run bootscript; " \
 166                        "else " \
 167                                "if run loaduimage; then " \
 168                                        "run mmcboot; " \
 169                                "else run nandboot; " \
 170                                "fi; " \
 171                        "fi; " \
 172                "else run nandboot; fi\0"
 173
 174#endif /* CONFIG_FLASHCARD */
 175
 176/* Miscellaneous configurable options */
 177#define CONFIG_SYS_CBSIZE               512     /* Console I/O Buffer Size */
 178
 179#define CONFIG_SYS_MEMTEST_START        (OMAP34XX_SDRC_CS0 + 0x00000000)
 180#define CONFIG_SYS_MEMTEST_END          (CONFIG_SYS_MEMTEST_START + \
 181                                        0x07000000) /* 112 MB */
 182
 183#define CONFIG_SYS_LOAD_ADDR            (OMAP34XX_SDRC_CS0 + 0x02000000)
 184
 185/*
 186 * OMAP3 has 12 GP timers, they can be driven by the system clock
 187 * (12/13/16.8/19.2/38.4MHz) or by 32KHz clock. We use 13MHz (V_SCLK).
 188 * This rate is divided by a local divisor.
 189 */
 190#define CONFIG_SYS_TIMERBASE            (OMAP34XX_GPT2)
 191#define CONFIG_SYS_PTV                  2 /* Divisor: 2^(PTV+1) => 8 */
 192
 193/*  Physical Memory Map  */
 194#define PHYS_SDRAM_1                    OMAP34XX_SDRC_CS0
 195#define PHYS_SDRAM_2                    OMAP34XX_SDRC_CS1
 196
 197/* NAND and environment organization  */
 198#define CONFIG_SYS_MONITOR_LEN          (256 << 10)     /* Reserve 2 sectors */
 199
 200#define CONFIG_SYS_SDRAM_BASE           PHYS_SDRAM_1
 201#define CONFIG_SYS_INIT_RAM_ADDR        0x4020f800
 202#define CONFIG_SYS_INIT_RAM_SIZE        0x800
 203#define CONFIG_SYS_INIT_SP_ADDR (CONFIG_SYS_INIT_RAM_ADDR + \
 204                                                CONFIG_SYS_INIT_RAM_SIZE - \
 205                                                GENERATED_GBL_DATA_SIZE)
 206
 207/* SRAM config */
 208#define CONFIG_SYS_SRAM_START           0x40200000
 209#define CONFIG_SYS_SRAM_SIZE            0x10000
 210
 211/* Defines for SPL */
 212
 213#define CONFIG_SPL_NAND_BASE
 214#define CONFIG_SPL_NAND_DRIVERS
 215#define CONFIG_SPL_NAND_ECC
 216#define CONFIG_SPL_FS_LOAD_PAYLOAD_NAME        "u-boot.img"
 217#define CONFIG_SYS_MMCSD_FS_BOOT_PARTITION     1
 218
 219#define CONFIG_SPL_MAX_SIZE             (SRAM_SCRATCH_SPACE_ADDR - \
 220                                         CONFIG_SPL_TEXT_BASE)
 221
 222#define CONFIG_SPL_BSS_START_ADDR       0x80000000 /*CONFIG_SYS_SDRAM_BASE*/
 223#define CONFIG_SPL_BSS_MAX_SIZE         0x80000
 224
 225/* NAND boot config */
 226#define CONFIG_SYS_NAND_5_ADDR_CYCLE
 227#define CONFIG_SYS_NAND_PAGE_COUNT      64
 228#define CONFIG_SYS_NAND_PAGE_SIZE       2048
 229#define CONFIG_SYS_NAND_OOBSIZE         64
 230#define CONFIG_SYS_NAND_BLOCK_SIZE      (128*1024)
 231#define CONFIG_SYS_NAND_BAD_BLOCK_POS   NAND_LARGE_BADBLOCK_POS
 232#define CONFIG_SYS_NAND_ECCPOS          {2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, \
 233                                         13, 14, 16, 17, 18, 19, 20, 21, 22, \
 234                                         23, 24, 25, 26, 27, 28, 30, 31, 32, \
 235                                         33, 34, 35, 36, 37, 38, 39, 40, 41, \
 236                                         42, 44, 45, 46, 47, 48, 49, 50, 51, \
 237                                         52, 53, 54, 55, 56}
 238
 239#define CONFIG_SYS_NAND_ECCSIZE         512
 240#define CONFIG_SYS_NAND_ECCBYTES        13
 241#define CONFIG_NAND_OMAP_ECCSCHEME      OMAP_ECC_BCH8_CODE_HW_DETECTION_SW
 242
 243#define CONFIG_SYS_NAND_U_BOOT_START    CONFIG_SYS_TEXT_BASE
 244
 245#define CONFIG_SYS_NAND_U_BOOT_OFFS     0x20000
 246#define CONFIG_SYS_NAND_U_BOOT_SIZE     0x100000
 247
 248#define CONFIG_SYS_SPL_MALLOC_START     0x80208000
 249#define CONFIG_SYS_SPL_MALLOC_SIZE      0x100000        /* 1 MB */
 250
 251#endif /* __CONFIG_H */
 252