Signed-off-by: Florian Klink flokli@flokli.de --- board/solidrun/clearfog/README | 21 +++++++++++++++++---- 1 file changed, 17 insertions(+), 4 deletions(-)
diff --git a/board/solidrun/clearfog/README b/board/solidrun/clearfog/README index ef1e3bf426..a7bc0d4e23 100644 --- a/board/solidrun/clearfog/README +++ b/board/solidrun/clearfog/README @@ -17,16 +17,29 @@ $ sudo dd if=u-boot-spl.kwb of=/dev/sdX bs=512 seek=1 Please use the correct device node for your setup instead of "/dev/sdX" here!
+Boot selection: +--------------- + +Before powering up the board, boot selection should be done via the SW1 dip +switch (0: OFF, 1: ON): + + - SPI: 00010 + - SD/eMMC: 00111 + - M.2 SSD: 11100 + - UART: 01001 [1] + +[1]: According to SolidRun's manual, 11110 should be used for UART booting on + the ClearFog 'Pro' variant. + However, this doesn't work (anymore) at least on Rev. 2.1 (but '01001' as + mentionend for the 'Base' variant does). + Boot from UART: ---------------
Connect the on-board micro-USB (CF Pro: CON11, CF Base: CON5) to your host.
-Set the SW1 DIP switches to UART boot (0: OFF, 1: ON): - - ClearFog Base: 01001 - ClearFog Pro: 11110 +Set the SW1 DIP switches to UART boot (see above).
Run the following command to initiate U-Boot download: