dt-bindings: pwm: opencores: Add compatible for StarFive JH8100

StarFive JH8100 uses the same OpenCores PWM controller as JH7110.
Mark JH8100 as compatible to the OpenCores PWM controller.
Signed-off-by: Ley Foon Tan <leyfoon.tan@starfivetech.com>
Signed-off-by: Ji Sheng Teoh <jisheng.teoh@starfivetech.com>
Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Conor Dooley <conor.dooley@microchip.com>

Documentation/devicetree/bindings/pwm/opencores,pwm.yaml

@@ -23,6 +23,7 @@ properties:
       - enum:
           - starfive,jh7100-pwm
           - starfive,jh7110-pwm
+          - starfive,jh8100-pwm
       - const: opencores,pwm-v1
 
   reg: