bootm: Adjust how the board is reset

Use reset_cpu() to reset the board, copying the logic from the 'reset'
command. This makes more sense than directly calling the do_reset()
function with the arguments passsed to the bootm command.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com>
1 file changed