diff options
| author | Marek Vasut <marek.vasut@gmail.com> | 2020-04-29 21:09:08 +0300 |
|---|---|---|
| committer | Stefano Babic <sbabic@denx.de> | 2020-05-10 14:19:39 +0300 |
| commit | b52fb0b0b5da80a059ba982139401e57ac4e9a2e (patch) | |
| tree | af23659cb13dffc1155842f9a05be4e109e4c788 /board/technexion/pico-imx8mq/README | |
| parent | b77d0292ca9f3ca69259dca7e2c5e193a403b289 (diff) | |
| download | u-boot-b52fb0b0b5da80a059ba982139401e57ac4e9a2e.tar.xz | |
ARM: imx: pico-imx8mq: Add support for Technexion Pico-iMX8MQ
Add initial support for Technexion Pico-iMX8MQ SoM on PicoPI carrier
board. Currently working is ethernet, serial, eMMC. DT is imported
from Linux 5.4.28 ("462afcd6e7ea") .
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Fabio Estevam <festevam@gmail.com>
Cc: "NXP i.MX U-Boot Team" <uboot-imx@nxp.com>
Cc: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>
Diffstat (limited to 'board/technexion/pico-imx8mq/README')
| -rw-r--r-- | board/technexion/pico-imx8mq/README | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/board/technexion/pico-imx8mq/README b/board/technexion/pico-imx8mq/README new file mode 100644 index 0000000000..99fa332872 --- /dev/null +++ b/board/technexion/pico-imx8mq/README @@ -0,0 +1,52 @@ +U-Boot for the Technexion Pico i.MX8MQ + +Quick Start +=========== +- Build the TFA binary +- Get DDR and HDMI firmware +- Build U-Boot +- Boot + +Get and Build the TFA blob +========================== +Note: srctree is U-Boot source directory +Get ATF from: https://git.trustedfirmware.org/TF-A/trusted-firmware-a.git +branch: master +$ CROSS_COMPILE=aarch64-linux-gnu- make PLAT=imx8mq bl31 +$ cp build/imx8mq/release/bl31.bin $(builddir) + +Get the DDR and HDMI firmware +============================= +$ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-7.9.bin +$ chmod +x firmware-imx-7.9.bin +$ ./firmware-imx-7.9.bin +# Or use this to avoid running random scripts from the internet, +# but note that you must agree to the license the script displays: +# $ dd if=firmware-imx-7.9.bin of=firmware-imx-7.9.tar.bz2 bs=38868 skip=1 +# $ tar -xf firmware-imx-7.9.tar.bz2 +$ cp firmware-imx-7.9/firmware/hdmi/cadence/signed_hdmi_imx8m.bin $(builddir) +$ cp firmware-imx-7.9/firmware/ddr/synopsys/lpddr4*.bin $(builddir) + +Build U-Boot +============ +$ export CROSS_COMPILE=aarch64-poky-linux- +$ make pico-imx8mq_defconfig +$ make flash.bin + +Burn the flash.bin to MicroSD card offset 33KB +$ dd if=flash.bin of=/dev/mmcblkX bs=1024 seek=33 +Or into eMMC from a running system +$ dhcp flash.bin && mmc write $loadaddr 0x42 0x800 + +Boot +==== +"o" denotes a pin +"[]" denotes two pins bridged by a jumper + +eMMC boot: +J1 o[] []o J2 + []o o[] + +USB upload via USB-C connector: +J1 ooo ooo J2 + o[] []o |