From 619fc167b65ea07601e0ce1cd969718c7092a40c Mon Sep 17 00:00:00 2001 From: Otavio Salvador Date: Fri, 29 Jun 2018 15:19:19 -0300 Subject: pico-imx7d: README: Use dfu-util to flash U-Boot The DFU allows a more user friendly use as the details where the bootloader is installed are abstracted. Signed-off-by: Otavio Salvador --- board/technexion/pico-imx7d/README | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) (limited to 'board') diff --git a/board/technexion/pico-imx7d/README b/board/technexion/pico-imx7d/README index 8af4eff..9e88bc2 100644 --- a/board/technexion/pico-imx7d/README +++ b/board/technexion/pico-imx7d/README @@ -35,12 +35,17 @@ Use the default environment variables: => env default -f -a => saveenv -Run the UMS command: -=> ums 0 mmc 0 +Run the DFU agent so we can flash the new images using dfu-util tool: -Transfer u-boot.imx to be flashed into the eMMC: +=> dfu 0 mmc 0 -$ sudo dd if=u-boot.imx of=/dev/sdX bs=1K seek=1; sync +Flash SPL into the eMMC: + +$ sudo dfu-util -D SPL -a spl + +Flash u-boot.img into the eMMC: + +$ sudo dfu-util -D u-boot.img -a u-boot Remove power from the pico board. -- cgit v1.1