[PATCH 2/4] dt-bindings: LoongArch: Add CTCISZ Ninenine Pi

[Yao Zi]

Ninenine Pi is an Loongson 2K0300-based development board produced by
CTCISZ. Features include,

- 512MiB DDR4 RAM
- On-board eMMC storage
- Optional SD Card support
- 2 USB 2.0 Ports (OTG and HOST)
- 1 GbE Ethernet port
- Optional WiFi/BT support
- Audio output through 3.5mm phone connector
- Optional display output through RAW RGB interface

Add compatible string for the board.

Signed-off-by: Yao Zi <ziyao@xxxxxxxxxxx>
---
 Documentation/devicetree/bindings/loongarch/loongson.yaml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/loongarch/loongson.yaml b/Documentation/devicetree/bindings/loongarch/loongson.yaml
index e1a4a97b7576..aac4af9ee97a 100644
--- a/Documentation/devicetree/bindings/loongarch/loongson.yaml
+++ b/Documentation/devicetree/bindings/loongarch/loongson.yaml
@@ -14,6 +14,11 @@ properties:
     const: '/'
   compatible:
     oneOf:
+      - description: CTCISZ Ninenine Pi
+        items:
+          - const: ctcisz,ninenine-pi
+          - const: loongson,ls2k0300
+
       - description: Loongson-2K0500 processor based boards
         items:
           - const: loongson,ls2k0500-ref
-- 
2.49.0