| Ilko Iliev | 7666ccc | 2021-04-23 09:45:52 +0200 | [diff] [blame] | 1 | U-Boot for the Ronetix i.MX8MQ-CM board |
| 2 | |
| 3 | Quick Start |
| 4 | =========== |
| 5 | - Build the ARM Trusted firmware binary |
| 6 | - Get ddr firmware |
| 7 | - Build U-Boot |
| 8 | - Boot |
| 9 | |
| 10 | Get and Build the ARM Trusted firmware |
| 11 | ====================================== |
| 12 | $ git clone https://source.codeaurora.org/external/imx/imx-atf |
| 13 | $ cd imx-atf |
| 14 | $ git checkout imx_4.19.35_1.0.0 |
| 15 | $ make PLAT=imx8mq bl31 |
| 16 | $ cd .. |
| 17 | $ cp imx-atf/build/imx8mq/release/bl31.bin . |
| 18 | |
| 19 | Get the ddr firmware |
| 20 | ==================== |
| 21 | $ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.9.bin |
| 22 | $ chmod +x firmware-imx-8.9.bin |
| 23 | $ ./firmware-imx-8.9.bin |
| 24 | $ cp firmware-imx-8.9/firmware/ddr/synopsys/lpddr4*.bin . |
| 25 | |
| 26 | Build U-Boot |
| 27 | ============ |
| 28 | $ /opt/cross/aarch64-ronetix-linux-9.2/bin/aarch64-ronetix-linux-gnu- |
| 29 | $ make imx8mq_cm_defconfig |
| 30 | $ make |
| 31 | |
| 32 | Burn the flash.bin to MicroSD card offset 33KB |
| 33 | ============================================== |
| 34 | $sudo dd if=flash.bin of=/dev/sd[x] bs=1024 seek=33 conv=sync |
| 35 | $sudo dd if=u-boot.itb of=/dev/sd[x] bs=1024 seek=384 conv=sync |
| 36 | |
| 37 | Boot |
| 38 | ==== |
| 39 | Set Boot switch on base board iMX8M-MB to SD boot: |
| 40 | SW1[8:1]: OFF OFF OFF ON - OFF ON OFF OFF |
| 41 | SW4[2:1]: OFF OFF |
| 42 | J4: 1,2 - open; 3,4 - close; 5,6 - open |