include/configs/bur_am335x_common.h

   1 /*
   2  * bur_am335x_common.h
   3  *
   4  * common parts used by B&R AM335x based boards
   5  *
   6  * Copyright (C) 2013 Hannes Petermaier <oe5hpm@oevsv.at> -
   7  * Bernecker & Rainer Industrieelektronik GmbH - http://www.br-automation.com
   8  *
   9  * SPDX-License-Identifier:        GPL-2.0+
  10  */
  11
  12 #ifndef __BUR_AM335X_COMMON_H__
  13 #define __BUR_AM335X_COMMON_H__
  14 /* ------------------------------------------------------------------------- */
  15 #define BUR_COMMON_ENV \
  16 "defaultip=192.168.60.253\0" \
  17 "defaultsip=192.168.60.254\0" \
  18 "netconsole=echo switching to network console ...; " \
  19 "if dhcp; then " \
  20 "setenv ncip ${serverip}; else " \
  21 "setenv ncip 192.168.60.254; " \
  22 "setenv serverip 192.168.60.254; " \
  23 "setenv gatewayip 192.168.60.254; " \
  24 "setenv ipaddr 192.168.60.1; " \
  25 "fi;" \
  26 "setenv netdisplay0 '" \
  27 "setcurs 1 9; puts myip; setcurs 10 9; puts ${ipaddr};" \
  28 "setcurs 1 10;puts serverip; setcurs 10 10; puts ${serverip};" \
  29 "run netdisplay0; " \
  30 "setenv stdout nc;setenv stdin nc;setenv stderr nc\0"
  31
  32 #define CONFIG_CMD_TIME
  33 #define CONFIG_VIDEO_BMP_GZIP
  34 #define CONFIG_SYS_VIDEO_LOGO_MAX_SIZE  (1366*767*4)
  35 #define CONFIG_CMD_UNZIP
  36 #define CONFIG_CMD_BMP
  37 #define CONFIG_BMP_24BMP
  38 #define CONFIG_BMP_32BPP
  39
  40 #define CONFIG_SYS_GENERIC_BOARD
  41
  42 #define CONFIG_AM33XX
  43 #define CONFIG_OMAP
  44 #define CONFIG_OMAP_COMMON
  45 #define CONFIG_BOARD_LATE_INIT
  46 #define CONFIG_SYS_CACHELINE_SIZE       64
  47 #define CONFIG_MAX_RAM_BANK_SIZE        (1024 << 20)    /* 1GB */
  48
  49 /* Timer information */
  50 #define CONFIG_SYS_PTV                  2       /* Divisor: 2^(PTV+1) => 8 */
  51 #define CONFIG_SYS_TIMERBASE            0x48040000      /* Use Timer2 */
  52 #define CONFIG_SPL_AM33XX_ENABLE_RTC32K_OSC     /* enable 32kHz OSC at bootime */
  53 #define CONFIG_SPL_POWER_SUPPORT
  54 #define CONFIG_POWER_TPS65217
  55
  56 #define CONFIG_SYS_NO_FLASH             /* have no NOR-flash */
  57
  58 #include <asm/arch/omap.h>
  59
  60 /* NS16550 Configuration */
  61 #define CONFIG_SYS_NS16550
  62 #define CONFIG_SYS_NS16550_SERIAL
  63 #define CONFIG_SYS_NS16550_REG_SIZE     (-4)
  64 #define CONFIG_SYS_NS16550_CLK          48000000
  65 #define CONFIG_SYS_NS16550_COM1         0x44e09000      /* UART0 */
  66 #define CONFIG_BAUDRATE                 115200
  67
  68 /* Network defines */
  69 #define CONFIG_CMD_NET                  /* 'bootp' and 'tftp' */
  70 #define CONFIG_CMD_DHCP
  71 #define CONFIG_BOOTP_DNS                /* Configurable parts of CMD_DHCP */
  72 #define CONFIG_BOOTP_SEND_HOSTNAME
  73 #define CONFIG_BOOTP_GATEWAY
  74 #define CONFIG_BOOTP_SUBNETMASK
  75 #define CONFIG_NET_RETRY_COUNT          2
  76 #define CONFIG_CMD_PING
  77 #define CONFIG_DRIVER_TI_CPSW           /* Driver for IP block */
  78 #define CONFIG_MII                      /* Required in net/eth.c */
  79 #define CONFIG_SPL_ETH_SUPPORT
  80 #define CONFIG_PHYLIB
  81 #define CONFIG_PHY_NATSEMI
  82 #define CONFIG_SPL_NET_SUPPORT
  83 #define CONFIG_SPL_ENV_SUPPORT          /* used for a fetching MAC-Address */
  84 #define CONFIG_SPL_NET_VCI_STRING       "AM335x U-Boot SPL"
  85 /* Network console */
  86 #define CONFIG_NETCONSOLE                       1
  87 #define CONFIG_BOOTP_MAY_FAIL           /* if we don't have DHCP environment */
  88 /*
  89  * SPL related defines.  The Public RAM memory map the ROM defines the
  90  * area between 0x402F0400 and 0x4030B800 as a download area and
  91  * 0x4030B800 to 0x4030CE00 as a public stack area.  The ROM also
  92  * supports X-MODEM loading via UART, and we leverage this and then use
  93  * Y-MODEM to load u-boot.img, when booted over UART.
  94  */
  95 #define CONFIG_SPL_TEXT_BASE            0x402F0400
  96 #define CONFIG_SPL_MAX_SIZE             (0x4030B800 - CONFIG_SPL_TEXT_BASE)
  97
  98 /*
  99  * Since SPL did pll and ddr initialization for us,
 100  * we don't need to do it twice.
 101  */
 102 #if !defined(CONFIG_SPL_BUILD) && !defined(CONFIG_NOR_BOOT)
 103 #define CONFIG_SKIP_LOWLEVEL_INIT
 104 #endif /* !CONFIG_SPL_BUILD, ... */
 105 /*
 106  * Our DDR memory always starts at 0x80000000 and U-Boot shall have
 107  * relocated itself to higher in memory by the time this value is used.
 108  */
 109 #define CONFIG_SYS_LOAD_ADDR            0x80000000
 110 /*
 111  * ----------------------------------------------------------------------------
 112  * DDR information.  We say (for simplicity) that we have 1 bank,
 113  * always, even when we have more.  We always start at 0x80000000,
 114  * and we place the initial stack pointer in our SRAM.
 115  */
 116 #define CONFIG_NR_DRAM_BANKS            1
 117 #define CONFIG_SYS_SDRAM_BASE           0x80000000
 118 #define CONFIG_SYS_INIT_SP_ADDR         (NON_SECURE_SRAM_END - \
 119                                         GENERATED_GBL_DATA_SIZE)
 120
 121 /* I2C */
 122 #define CONFIG_SYS_I2C
 123 #define CONFIG_SYS_OMAP24_I2C_SPEED     100000
 124 #define CONFIG_SYS_OMAP24_I2C_SLAVE     1
 125 #define CONFIG_SYS_I2C_OMAP24XX
 126 #define CONFIG_CMD_I2C
 127 /* GPIO */
 128 #define CONFIG_OMAP_GPIO
 129 #define CONFIG_CMD_GPIO
 130 /*
 131  * ----------------------------------------------------------------------------
 132  * The following are general good-enough settings for U-Boot.  We set a
 133  * large malloc pool as we generally have a lot of DDR, and we opt for
 134  * function over binary size in the main portion of U-Boot as this is
 135  * generally easily constrained later if needed.  We enable the config
 136  * options that give us information in the environment about what board
 137  * we are on so we do not need to rely on the command prompt.  We set a
 138  * console baudrate of 115200 and use the default baud rate table.
 139  */
 140 #define CONFIG_SYS_MALLOC_LEN           (5120 << 10)
 141 #define CONFIG_SYS_HUSH_PARSER
 142 #define CONFIG_SYS_PROMPT               "U-Boot (BuR V2.0)# "
 143 #define CONFIG_SYS_CONSOLE_INFO_QUIET
 144 #define CONFIG_ENV_OVERWRITE            /* Overwrite ethaddr / serial# */
 145 #define CONFIG_SYS_CONSOLE_IS_IN_ENV
 146 #define CONFIG_SYS_CONSOLE_OVERWRITE_ROUTINE
 147
 148 /* As stated above, the following choices are optional. */
 149 #define CONFIG_SYS_LONGHELP
 150 #define CONFIG_AUTO_COMPLETE
 151 #define CONFIG_CMDLINE_EDITING
 152 #define CONFIG_VERSION_VARIABLE
 153
 154 /* We set the max number of command args high to avoid HUSH bugs. */
 155 #define CONFIG_SYS_MAXARGS              64
 156
 157 /* Console I/O Buffer Size */
 158 #define CONFIG_SYS_CBSIZE               512
 159 /* Print Buffer Size */
 160 #define CONFIG_SYS_PBSIZE               (CONFIG_SYS_CBSIZE +\
 161                                         sizeof(CONFIG_SYS_PROMPT) + 16)
 162 /* Boot Argument Buffer Size */
 163 #define CONFIG_SYS_BARGSIZE             CONFIG_SYS_CBSIZE
 164 /*
 165  * For commands to use, we take the default list and add a few other
 166  * useful commands.  Note that we must have set CONFIG_SYS_NO_FLASH
 167  * prior to this include, in order to skip a few commands.  When we do
 168  * have flash, if we expect these commands they must be enabled in that
 169  * config.  If desired, a specific list of desired commands can be used
 170  * instead.
 171  */
 172 #include <config_cmd_default.h>
 173 /* undefine commands, which we do not need */
 174 #undef CONFIG_CMD_EDITENV
 175 #undef CONFIG_CMD_FPGA
 176 #undef CONFIG_CMD_IMI
 177 #undef CONFIG_CMD_ITEST
 178 #undef CONFIG_CMD_LOADS
 179 #undef CONFIG_CMD_LOADB
 180 #undef CONFIG_CMD_NFS
 181 #undef CONFIG_CMD_SETGETDCR
 182 #undef CONFIG_CMD_XIMG
 183 /* define command we need always */
 184 #define CONFIG_CMD_ECHO
 185 #define CONFIG_CMD_SOURCE
 186
 187 /*
 188  * Our platforms make use of SPL to initalize the hardware (primarily
 189  * memory) enough for full U-Boot to be loaded.  We also support Falcon
 190  * Mode so that the Linux kernel can be booted directly from SPL
 191  * instead, if desired.  We make use of the general SPL framework found
 192  * under common/spl/.  Given our generally common memory map, we set a
 193  * number of related defaults and sizes here.
 194  */
 195 #define CONFIG_SPL_FRAMEWORK
 196 /*
 197  * Place the image at the start of the ROM defined image space.
 198  * We limit our size to the ROM-defined downloaded image area, and use the
 199  * rest of the space for stack.  We load U-Boot itself into memory at
 200  * 0x80800000 for legacy reasons (to not conflict with older SPLs).  We
 201  * have our BSS be placed 1MiB after this, to allow for the default
 202  * Linux kernel address of 0x80008000 to work, in the Falcon Mode case.
 203  * We have the SPL malloc pool at the end of the BSS area.
 204  *
 205  * ----------------------------------------------------------------------------
 206  */
 207 #undef  CONFIG_SYS_TEXT_BASE
 208 #define CONFIG_SYS_TEXT_BASE            0x80800000
 209 #define CONFIG_SPL_BSS_START_ADDR       0x80A00000
 210 #define CONFIG_SPL_BSS_MAX_SIZE         0x80000         /* 512 KB */
 211 #define CONFIG_SYS_SPL_MALLOC_START     (CONFIG_SPL_BSS_START_ADDR + \
 212                                         CONFIG_SPL_BSS_MAX_SIZE)
 213 #define CONFIG_SYS_SPL_MALLOC_SIZE      CONFIG_SYS_MALLOC_LEN
 214
 215 /* General parts of the framework, required. */
 216 #define CONFIG_SPL_I2C_SUPPORT
 217 #define CONFIG_SPL_LIBCOMMON_SUPPORT
 218 #define CONFIG_SPL_LIBGENERIC_SUPPORT
 219 #define CONFIG_SPL_SERIAL_SUPPORT
 220 #define CONFIG_SPL_BOARD_INIT
 221 #define CONFIG_SPL_YMODEM_SUPPORT
 222 #define CONFIG_SPL_LDSCRIPT             "$(CPUDIR)/am33xx/u-boot-spl.lds"
 223
 224 #endif  /* ! __BUR_AM335X_COMMON_H__ */