Add binding documentation for the True Random Number Generator
found on Samsung Exynos 5250+ SoCs.
Acked-by: NRob Herring <robh@kernel.org>
Reviewed-by: NKrzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: NŁukasz Stelmach <l.stelmach@samsung.com>
Signed-off-by: NHerbert Xu <herbert@gondor.apana.org.au>