Signed-off-by: Bastian Germann bastiangermann@fishpost.de --- board/buffalo/lsxl/README | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/board/buffalo/lsxl/README b/board/buffalo/lsxl/README index ef5ed42880..3ede081776 100644 --- a/board/buffalo/lsxl/README +++ b/board/buffalo/lsxl/README @@ -111,7 +111,7 @@ rescue See `Rescue Mode` for more information.

You can change the boot source by setting the 'bootsource' variable to the -corresponding value. Please note, that the restore_env script will the the +corresponding value. Please note, that the restore_env script will set the bootsource back to 'legacy'.

@@ -137,3 +137,18 @@ you already have a bootloader CLI, you can use the following commands: bootp ${loadaddr} u-boot.kwb sf erase 0 +${filelen} sf write 0 ${fileaddr} ${filesize} + +As netconsole is unavailable in the Buffalo U-Boot version, you can only +flash via bootloader CLI if you modify the board. If you do not want to do +that, you can flash from GNU/Linux with the flashrom utility. You have to +have the flash chip available as a spidev device, which you can get by +enabling Linux configuration option CONFIG_SPI_SPIDEV and adding a spidev +compatible device in the device tree available in the Linux source tree as +arch/arm/boot/dts/kirkwood-lsxl.dtsi + +The flashing is then done with the following commands: + + flashrom -r dump.bin -p linux_spi:dev=/dev/spidev0.0 + truncate -s 384K u-boot.kwb + dd conv=notrunc if=u-boot.kwb of=dump.bin + flashrom -w dump.bin -p linux_spi:dev=/dev/spidev0.0