Convert the OLPC XO-1.75 Embedded Controller binding to DT schema format
using json-schema.
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Link: https://lore.kernel.org/r/20200718211244.187938-1-lkundrak@v3.skSigned-off-by: Rob Herring <robh@kernel.org>