spi: sh-msiof: Document r8a77470 bindings

Document SoC specific bindings for R-Car RZ/G1C(r8a77470) SoC.

Signed-off-by: Cao Van Dong <cv-dong@jinso.co.jp>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Cao Van Dong 2019-04-11 16:54:21 +09:00 • committed by Mark Brown
commit 9231b4603e
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