The patch fixes this sphinx warnings: barebox/Documentation/user/imd.rst:27: WARNING: Could not lex literal_block as "c". Highlighting skipped. Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com> Cc: Sascha Hauer <s.hauer@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>