Provide additional uboot.env text environment files meant as a generic demo. The default environment uses a uboot.env. The default environment works somehow. This environment provides better support but only shows one possible approach used in the Enclustra reference design setups.
Signed-off-by: Lothar Rubusch l.rubusch@gmail.com --- board/enclustra/mercury_aa1/mercury_aa1.env | 65 +++++++++++++++++++++ 1 file changed, 65 insertions(+) create mode 100644 board/enclustra/mercury_aa1/mercury_aa1.env
diff --git a/board/enclustra/mercury_aa1/mercury_aa1.env b/board/enclustra/mercury_aa1/mercury_aa1.env new file mode 100644 index 0000000000..07b4a95a75 --- /dev/null +++ b/board/enclustra/mercury_aa1/mercury_aa1.env @@ -0,0 +1,65 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Copyright (C) 2024 Enclustra GmbH + * info@enclustra.com + * + * This is an example configuration file for uboot.env generation. + * + * Given ENV_FAT_FILE defaults to "uboot.env" and ENV_SIZE defaults to 0x80000 + * (see configuration options). Then adjust the configuration to your needs and + * build the a binary .env file as follows + * $ ./tools/mkenvimage -s 0x80000 -o uboot.env ./board/enclustra/mercury_aa1/mercury_aa1.env + * + * NB: Without providing this binary uboot.env the board is supposed to come up + * with the generic environment based on the architecture. This can be helpful + * when upgrading and/or recuding environments. + */ +bitstream_size=0xD00000 +bootargs=earlycon console=ttyS0,115200 rw rootwait root=/dev/mmcblk0p3 +bootargs_qspi=earlycon console=ttyS0,115200 rw root=/dev/ram0 +bootm_size=0x0a000000 +devnum=0 +devtype=mmc +distro_bootpart=1 +env_size=0x80000 +fdt_addr_r=0x10000000 +fdtfile=system.dtb +fdtload= + load ${devtype} ${devnum}:${distro_bootpart} ${fdt_addr_r} ${bootdir}/${fdtfile}; + load ${devtype} ${devnum}:${distro_bootpart} ${fdto_addr_r} ${bootdir}/${fdtofile}; + fdt addr $fdt_addr_r; + fdt resize 8192; + fdt apply $fdto_addr_r +fdtload_qspi= + sf probe; + sf read ${fdt_addr_r} ${qspi_offset_addr_devicetree} ${fdt_size}; + sf read ${fdto_addr_r} ${qspi_offset_addr_dtoverlay} ${fdto_size}; + fdt addr ${fdt_addr_r}; + fdt resize 8192; + fdt apply ${fdto_addr_r} +fdto_addr_r=0x100c0000 +fdtofile=socfpga_enclustra_mercury_sdmmc_overlay.dtbo +fdto_size=0x40000 +fdt_size=0x40000 +kernel_addr_r=0x11000000 +kernel_size=0x1000000 +qspiboot=source ${scriptaddr} +qspiload= + setenv bootargs ${bootargs_qspi}; + sf probe; + sf read ${scriptaddr} ${qspi_offset_addr_boot_script} ${scriptsize} +qspi_offset_addr_bitstream=0x300000 +qspi_offset_addr_boot_script=0x200000 +qspi_offset_addr_devicetree=0x280000 +qspi_offset_addr_dtoverlay=0x2c0000 +qspi_offset_addr_kernel=0x1000000 +qspi_offset_addr_rootfs=0x2000000 +qspi_offset_addr_spl=0x0 +qspi_offset_addr_uboot=0x100000 +qspi_offset_addr_uboot_env=0x180000 +rootfs_addr_r=0x12000000 +rootfs_size=0x2000000 +scriptaddr=0x10800000 +scriptsize=0x80000 +spl_size=0x100000 +uboot_size=0x80000