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docs: i2c: summary: extend introduction
authorLuca Ceresoli <luca@lucaceresoli.net>
Wed, 29 Jan 2020 15:19:27 +0000 (16:19 +0100)
committerWolfram Sang <wsa@the-dreams.de>
Wed, 29 Jan 2020 21:01:13 +0000 (22:01 +0100)
commit096c22f88ea09dab449f039863a46cb504b9b3ec
tree5c772eca0de9f19f7aa8826c614d2867216729ef
parent21593938086fa2886fe07d06aaeb674254a02e3f
docs: i2c: summary: extend introduction

- state the "official" name (I²C, not I2C, according to the spec) at
   the beginning but keep using the more practical I2C elsewhere
 - mention some known different names
 - add link to the specification document

Signed-off-by: Luca Ceresoli <luca@lucaceresoli.net>
Reviewed-by: Jean Delvare <jdelvare@suse.de>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Documentation/i2c/summary.rst