doc/board/nxp/imx8mp_evk.rst

   1 .. SPDX-License-Identifier: GPL-2.0+
   2
   3 imx8mp_evk
   4 ==========
   5
   6 U-Boot for the NXP i.MX8MP EVK board
   7
   8 Quick Start
   9 -----------
  10
  11 - Build the ARM Trusted firmware binary
  12 - Get the firmware-imx package
  13 - Build U-Boot
  14 - Boot
  15
  16 Get and Build the ARM Trusted firmware
  17 --------------------------------------
  18
  19 Get ATF from: https://source.codeaurora.org/external/imx/imx-atf
  20 branch: imx_5.4.70_2.3.0
  21
  22 .. code-block:: bash
  23
  24    $ make PLAT=imx8mp bl31
  25
  26 Get the ddr firmware
  27 --------------------
  28
  29 .. code-block:: bash
  30
  31    $ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.10.bin
  32    $ chmod +x firmware-imx-8.10.bin
  33    $ ./firmware-imx-8.10.bin
  34
  35 Build U-Boot
  36 ------------
  37
  38 .. code-block:: bash
  39
  40    $ export CROSS_COMPILE=aarch64-poky-linux-
  41    $ make O=build imx8mp_evk_defconfig
  42    $ cp ../imx-atf/build/imx8mp/release/bl31.bin ./build/bl31.bin
  43    $ cp ../firmware-imx-8.10/firmware/ddr/synopsys/lpddr4_pmu_train_1d_dmem_202006.bin ./build/
  44    $ cp ../firmware-imx-8.10/firmware/ddr/synopsys/lpddr4_pmu_train_1d_imem_202006.bin ./build/
  45    $ cp ../firmware-imx-8.10/firmware/ddr/synopsys/lpddr4_pmu_train_2d_dmem_202006.bin ./build/
  46    $ cp ../firmware-imx-8.10/firmware/ddr/synopsys/lpddr4_pmu_train_2d_imem_202006.bin ./build/
  47    $ export ATF_LOAD_ADDR=0x970000
  48    $ make O=build
  49
  50 Burn the flash.bin to the MicroSD card at offset 32KB:
  51
  52 .. code-block:: bash
  53
  54    $sudo dd if=build/flash.bin of=/dev/sd[x] bs=1K seek=32 conv=notrunc; sync
  55
  56 Boot
  57 ----
  58
  59 Set Boot switch to SD boot
  60 Use /dev/ttyUSB2 for U-Boot console