[PATCH] dt-bindings: iio: adc: Add rockchip,rk3506-saradc variant

[Heiko Stuebner]

The SARADC of the RK3506 is similar to the one found in the RK3528
in terms of number of channels and the other implementation details.

So add a variant compatible for it, that reflects this fact.

Signed-off-by: Heiko Stuebner <heiko at sntech.de>
---
 Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml b/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml
index f776041fd08f..6769d679c907 100644
--- a/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml
+++ b/Documentation/devicetree/bindings/iio/adc/rockchip-saradc.yaml
@@ -16,6 +16,9 @@ properties:
       - const: rockchip,rk3066-tsadc
       - const: rockchip,rk3399-saradc
       - const: rockchip,rk3528-saradc
+      - items:
+          - const: rockchip,rk3506-saradc
+          - const: rockchip,rk3528-saradc
       - const: rockchip,rk3562-saradc
       - const: rockchip,rk3588-saradc
       - items:
-- 
2.47.2