[PATCH v2 1/6] dt-bindings: arm: rockchip: Update ROCKPi 4 with 4A binding

[Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>]

ROCKPi 4 has 3 variants of hardware platforms called
ROCKPi 4A, 4B, and 4C.

- ROCKPi 4A has no Wif/BT.
- ROCKPi 4B has AP6256 Wifi/BT, PoE.
- ROCKPi 4C has AP6256 Wifi/BT, PoE, miniDP, USB Host enabled
  GPIO pin change compared to 4B, 4C

So, update the existing ROCKPi 4 with ROCKPi 4A binding.

Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
---
Changes for v2:
- new patch

 Documentation/devicetree/bindings/arm/rockchip.yaml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/arm/rockchip.yaml b/Documentation/devicetree/bindings/arm/rockchip.yaml
index 41f919de1ad4..36057c9e4b83 100644
--- a/Documentation/devicetree/bindings/arm/rockchip.yaml
+++ b/Documentation/devicetree/bindings/arm/rockchip.yaml
@@ -442,9 +442,10 @@ properties:
           - const: radxa,rock
           - const: rockchip,rk3188
 
-      - description: Radxa ROCK Pi 4
+      - description: Radxa ROCK Pi 4A
         items:
           - const: radxa,rockpi4
+          - const: radxa,rockpi4a
           - const: rockchip,rk3399
 
       - description: Radxa ROCK Pi N8
-- 
2.25.1