u-boot-brain/configs/da850_am18xxevm_defconfig
Sekhar Nori 2a766db938 ARM: davinci: SPL: fix BSS initialization
U-Boot README recommends initializing SDRAM in board_init_f(). DA850
was doing it as part of board_init_r() (through call to spl_board_init()
which calls arch_cpu_init() which calls da850_ddr_setup())

This worked fine till commit 15b8c75058 ("davinci:
da850evm/omapl138-lcdk: Move BSS to SDRAM because SRAM is full") moved
BSS to SDRAM.

Functions like mmc_initialize() called in board_init_r() assume BSS is
available. Since SDRAM was not initialized when arch/arm/lib/crt0.S tried
to initialize BSS to 0, BSS is not initialized correctly.

Fix this by simply calling arch_cpu_init() from board_init_f(). Also move
preloader_console_init() there to help debug issues with board_init_r().

With this spl_board_init() is no longer needed, we remove it.

Tested using MMC/SD boot on OMAP-L138 LCDK board.

Tested-by: Adam Ford <aford173@gmail.com> #da850evm
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
Tested-by: Peter Howard <phoward@gme.net.au> #omapl138_lcdk
2019-06-05 12:14:02 -04:00

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CONFIG_ARM=y
CONFIG_ARCH_DAVINCI=y
CONFIG_SYS_TEXT_BASE=0xc1080000
CONFIG_TARGET_DA850EVM=y
CONFIG_MAC_ADDR_IN_EEPROM=y
CONFIG_TI_COMMON_CMD_OPTIONS=y
CONFIG_SPL_LIBCOMMON_SUPPORT=y
CONFIG_SPL_LIBGENERIC_SUPPORT=y
CONFIG_SYS_MALLOC_F_LEN=0x800
CONFIG_SPL_SERIAL_SUPPORT=y
CONFIG_NR_DRAM_BANKS=1
CONFIG_SPL=y
CONFIG_SPL_SPI_FLASH_SUPPORT=y
CONFIG_SPL_SPI_SUPPORT=y
CONFIG_SYS_EXTRA_OPTIONS="DA850_AM18X_EVM,SYS_I2C_EEPROM_ADDR_LEN=2,SYS_I2C_EEPROM_ADDR=0x50"
CONFIG_BOOTDELAY=3
CONFIG_MISC_INIT_R=y
CONFIG_VERSION_VARIABLE=y
# CONFIG_DISPLAY_CPUINFO is not set
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_BOARD_EARLY_INIT_F=y
CONFIG_SPL_TEXT_BASE=0x80000000
CONFIG_SPL_SPI_LOAD=y
CONFIG_HUSH_PARSER=y
CONFIG_SYS_PROMPT="U-Boot > "
CONFIG_CRC32_VERIFY=y
# CONFIG_CMD_EEPROM is not set
# CONFIG_CMD_FLASH is not set
# CONFIG_CMD_GPIO is not set
# CONFIG_CMD_GPT is not set
# CONFIG_CMD_PART is not set
# CONFIG_CMD_SETEXPR is not set
# CONFIG_CMD_TIME is not set
# CONFIG_CMD_EXT4 is not set
# CONFIG_CMD_FS_GENERIC is not set
CONFIG_CMD_DIAG=y
CONFIG_OF_CONTROL=y
CONFIG_SPL_OF_CONTROL=y
CONFIG_DEFAULT_DEVICE_TREE="da850-evm"
CONFIG_SPL_OF_PLATDATA=y
CONFIG_ENV_IS_IN_SPI_FLASH=y
CONFIG_DM=y
CONFIG_SPL_DM=y
CONFIG_DA8XX_GPIO=y
CONFIG_DM_I2C=y
CONFIG_DM_I2C_COMPAT=y
CONFIG_SYS_I2C_DAVINCI=y
CONFIG_MTD_DEVICE=y
CONFIG_DM_SPI_FLASH=y
CONFIG_SPI_FLASH=y
CONFIG_SPI_FLASH_STMICRO=y
CONFIG_SPI_FLASH_WINBOND=y
CONFIG_MII=y
CONFIG_DRIVER_TI_EMAC=y
CONFIG_DM_SERIAL=y
CONFIG_SYS_NS16550=y
CONFIG_SPI=y
CONFIG_DM_SPI=y
CONFIG_DAVINCI_SPI=y
# CONFIG_FAT_WRITE is not set