diff --git a/Documentation/devicetree/bindings/riscv/spacemit.yaml b/Documentation/devicetree/bindings/riscv/spacemit.yaml
index 9c49482002f7..b958b94a924d 100644
--- a/Documentation/devicetree/bindings/riscv/spacemit.yaml
+++ b/Documentation/devicetree/bindings/riscv/spacemit.yaml
@@ -7,6 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: SpacemiT SoC-based boards
 
 maintainers:
+  - Guodong Xu <guodong@riscstar.com>
   - Yangyu Chen <cyy@cyyself.name>
   - Yixun Lan <dlan@gentoo.org>
 
@@ -26,6 +27,10 @@ properties:
               - xunlong,orangepi-r2s
               - xunlong,orangepi-rv2
           - const: spacemit,k1
+      - items:
+          - enum:
+              - spacemit,k3-pico-itx
+          - const: spacemit,k3
 
 additionalProperties: true