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pico-imx6ul: Sync README with pico-imx7d 

Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
This commit is contained in:
Otavio Salvador 2018-09-04 10:23:17 -03:00 committed by Stefano Babic
parent 313d02b6b4
commit 978138fab8
1 changed files with 9 additions and 13 deletions
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22
board/technexion/pico-imx6ul/README
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@ -22,13 +22,14 @@ If the eMMC has already a U-Boot flashed with DFU support then
the user can go to step 2 below in order to update U-Boot. the user can go to step 2 below in order to update U-Boot.
Put pico board in USB download mode (refer to the document Put pico board in USB download mode (refer to the document
http://www.wandboard.org/images/hobbit/hobbitboard-imx6ul-reva1.pdf page 15) http://www.wandboard.org/images/hobbit/hobbitboard-imx6ul-reva1.pdf
page 15).
Connect a USB to serial adapter between the host PC and pico Connect a USB to serial adapter between the host PC and pico.
Connect a USB cable between the OTG pico port and the host PC Connect a USB cable between the OTG pico port and the host PC.
Open a terminal program such as minicom Open a terminal program such as minicom.
Copy SPL and u-boot.img to the imx_usb_loader folder. Copy SPL and u-boot.img to the imx_usb_loader folder.
@ -40,7 +41,7 @@ Load the u-boot.img binary via USB:
$ sudo ./imx_usb u-boot.img $ sudo ./imx_usb u-boot.img
Then U-Boot should start and its messages will appear in the console program. Then U-Boot starts and its messages appear in the console program.
Use the default environment variables: Use the default environment variables:
@ -49,7 +50,8 @@ Use the default environment variables:
2. Flashing U-Boot into the eMMC 2. Flashing U-Boot into the eMMC
Run the DFU command: Run the DFU agent so we can flash the new images using dfu-util tool:
=> dfu 0 mmc 0 => dfu 0 mmc 0
Flash SPL and u-boot.img into the eMMC running the following commands on a PC: Flash SPL and u-boot.img into the eMMC running the following commands on a PC:
@ -58,14 +60,8 @@ $ sudo dfu-util -D SPL -a spl
$ sudo dfu-util -D u-boot.img -a u-boot $ sudo dfu-util -D u-boot.img -a u-boot
Then on the U-Boot prompt the following message should be seen after a
successful upgrade:
#DOWNLOAD ... OK
Ctrl+C to exit ...
Remove power from the pico board. Remove power from the pico board.
Put pico board into normal boot mode Put pico board into normal boot mode.
Power up the board and the new updated U-Boot should boot from eMMC. Power up the board and the new updated U-Boot should boot from eMMC.