[media] doc-rst: add documentation for si476x

Convert it to ReST and add to media/v4l-drivers book.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2016-07-17 20:32:28 -03:00
commit f1668f1d13
2 changed files with 96 additions and 135 deletions