Now we have a logo for U-Boot, we can include it in the Sphinx
html doc.
Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
# The name of an image file (relative to this directory) to place at the top
# of the sidebar.
-#html_logo = None
+html_logo = '../tools/logos/u-boot_logo.svg'
# The name of an image file (within the static path) to use as favicon of the
# docs. This file should be a Windows icon file (.ico) being 16x16 or 32x32