Flash the Image

Connect the board

Flashing Grinn GenioEVB-700 requires only:

  • external 12V power source

  • both Download USB and Serial Console USB connected to the host PC.

USB connections of the |BOARD_NAME|

Flashing

In terminal, go to the directory containing image files and use the following command:

genio-flash -d 2

This command will write the image from the current working directory into the Grinn GenioEVB-700.

Note

Switch -d 2 allows to automatically switch the board into download mode.

If this has to be done manually the switch can be omitted and Manually enabling download mode should be followed.

Successful flash procedure will report multiple erase and write cycles resulting in no errors.

DTBO

By default basic video, GPU and APU DTBOs are loaded.

All available DTBOs can be listed using command:

genio-flash --list-dtbo

and selected using --load-dtbo switch.

Loading DTBO example

To flash the Grinn GenioEVB-700 with DTBO for Sony IMX214 cameras connected to CSI0 and CSI1 the following command can be used:

genio-flash -d 2 --load-dtbo camera-imx214-csi0-imx214-csi1.dtbo

genio-flash also provides interactive interface to select DTBOs which is enabled using -I switch.

Manually enabling download mode

The Grinn GenioEVB-700 can be switched into download mode manually using buttons.

Buttons of the |BOARD_NAME|

The following sequence should be used:

  1. Press and keep Download button pressed.

  2. Press and release Reset button.

  3. Keep Download pressed until Erasing 'mmc0' is shown.