[PATCH v2 1/3] dt-bindings: arm: rockchip: Add NanoPi R6 series boards

[efectn]

From: Muhammed Efe Cetin <efectn@xxxxxxxxxxxxxx>

Add support for NanoPi R6 series boards that based on RK3588S.

NanoPi R6S basically has:
- USB3
- USB2
- eMMC
- 2x 2.5GBe & 1x 1GBe ethernet
- HDMI
- SD card support

Unlike R6S variant, NanoPi R6C has PCIe M.2 M-key instead of 1x 2.5GBe.

Signed-off-by: Muhammed Efe Cetin <efectn@xxxxxxxxxxxxxx>
---
 Documentation/devicetree/bindings/arm/rockchip.yaml | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/arm/rockchip.yaml b/Documentation/devicetree/bindings/arm/rockchip.yaml
index ee92f0535..07c4eb828 100644
--- a/Documentation/devicetree/bindings/arm/rockchip.yaml
+++ b/Documentation/devicetree/bindings/arm/rockchip.yaml
@@ -225,6 +225,13 @@ properties:
               - friendlyarm,nanopi-r5s
           - const: rockchip,rk3568
 
+      - description: FriendlyElec NanoPi R6 series boards
+        items:
+          - enum:
+              - friendlyarm,nanopi-r6c
+              - friendlyarm,nanopi-r6s
+          - const: rockchip,rk3588s
+
       - description: FriendlyElec NanoPC T6
         items:
           - const: friendlyarm,nanopc-t6
-- 
2.43.0