new file mode 100644
@@ -0,0 +1,29 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/riscv/thead.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: T-HEAD SoC-based boards
+
+maintainers:
+ - Jisheng Zhang <jszhang@kernel.org>
+
+description:
+ T-HEAD SoC-based boards
+
+properties:
+ $nodename:
+ const: '/'
+ compatible:
+ oneOf:
+ - description: Sipeed Lichee Pi 4A board for the Sipeed Lichee Module 4A
+ items:
+ - enum:
+ - sipeed,lichee-pi-4a
+ - const: sipeed,lichee-module-4a
+ - const: thead,th1520
+
+additionalProperties: true
+
+...
Several SoMs and boards are available that feature the T-HEAD TH1520 SoC. Document the compatible strings. Signed-off-by: Jisheng Zhang <jszhang@kernel.org> --- .../devicetree/bindings/riscv/thead.yaml | 29 +++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 Documentation/devicetree/bindings/riscv/thead.yaml