Add device tree bindings for the PWM controller found on R-Car D3 SoCs.
Signed-off-by: NYoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Reviewed-by: NGeert Uytterhoeven <geert+renesas@glider.be>
Acked-by: NRob Herring <robh@kernel.org>
Signed-off-by: NThierry Reding <thierry.reding@gmail.com>