RAA228942 and RAA228943 are Renesas digital dual-output 16-Phase
(X+Y <= 16) PWM controllers. They are PMBus command compatible
with the RAA228228/RAA228244/RAA228246 family and use the same
2-rail non-TC driver configuration.

Signed-off-by: Dawei Liu <dawei.liu.jy@renesas.com>
---
 .../devicetree/bindings/hwmon/pmbus/isil,isl68137.yaml          | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/hwmon/pmbus/isil,isl68137.yaml b/Documentation/devicetree/bindings/hwmon/pmbus/isil,isl68137.yaml
index ae23a0537..53d07c0ce 100644
--- a/Documentation/devicetree/bindings/hwmon/pmbus/isil,isl68137.yaml
+++ b/Documentation/devicetree/bindings/hwmon/pmbus/isil,isl68137.yaml
@@ -56,6 +56,8 @@ properties:
       - renesas,raa228228
       - renesas,raa228244
       - renesas,raa228246
+      - renesas,raa228942
+      - renesas,raa228943
       - renesas,raa229001
       - renesas,raa229004
       - renesas,raa229621
-- 
2.34.1

On 2026-03-18 10:19 +0800, Dawei Liu wrote:
> diff --git a/Documentation/devicetree/bindings/hwmon/pmbus/isil,isl68137.yaml b/Documentation/devicetree/bindings/hwmon/pmbus/isil,isl68137.yaml
> index ae23a0537..53d07c0ce 100644
> --- a/Documentation/devicetree/bindings/hwmon/pmbus/isil,isl68137.yaml
> +++ b/Documentation/devicetree/bindings/hwmon/pmbus/isil,isl68137.yaml
> @@ -56,6 +56,8 @@ properties:
>        - renesas,raa228228
>        - renesas,raa228244
>        - renesas,raa228246
> +      - renesas,raa228942
> +      - renesas,raa228943

If they are compatible, maybe finally this binding should switch to
representing this with fallback?

Best regards,
Krzysztof