Document the available properties for the SoC root node and the
CPU nodes of the devicetree for the Ingenic XBurst SoCs.
Tested-by: H. Nikolaus Schaller <h...@goldelico.com>
Tested-by: Paul Boddie <p...@boddie.org.uk>
Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyan...@wanyeetech.com>
---
Notes:
v1->v2:
1.Remove unnecessary "items".
2.Add "clocks" as suggested by Paul Cercueil.
.../bindings/mips/ingenic/ingenic,cpu.yaml | 67 ++++++++++++++++++++++
1 file changed, 67 insertions(+)
create mode 100644
Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml
diff --git a/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml
b/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml
new file mode 100644
index 000000000000..171503e08505
--- /dev/null
+++ b/Documentation/devicetree/bindings/mips/ingenic/ingenic,cpu.yaml
@@ -0,0 +1,67 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mips/ingenic/ingenic,cpu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Bindings for Ingenic XBurst family CPUs
+
+maintainers:
+ - 周琰杰 (Zhou Yanjie) <zhouyan...@wanyeetech.com>
+
+description:
+ Ingenic XBurst family CPUs shall have the following properties.
+
+properties:
+ compatible:
+ oneOf:
+
+ - description: Ingenic XBurst®1 CPU Cores
+ enum:
+ - ingenic,xburst-mxu1.0
+ - ingenic,xburst-fpu1.0-mxu1.1
+ - ingenic,xburst-fpu2.0-mxu2.0
+
+ - description: Ingenic XBurst®2 CPU Cores
+ enum:
+ - ingenic,xburst2-fpu2.1-mxu2.1-smt
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ maxItems: 1
+
+required:
+ - device_type
+ - compatible
+ - reg
+ - clocks
+
+examples:
+ - |
+ #include <dt-bindings/clock/jz4780-cgu.h>
+
+ cpus {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ cpu0: cpu@0 {
+ device_type = "cpu";
+ compatible = "ingenic,xburst-fpu1.0-mxu1.1";
+ reg = <0>;
+
+ clocks = <&cgu JZ4780_CLK_CPU>;
+ clock-names = "cpu";
+ };
+
+ cpu1: cpu@1 {
+ device_type = "cpu";
+ compatible = "ingenic,xburst-fpu1.0-mxu1.1";
+ reg = <1>;
+
+ clocks = <&cgu JZ4780_CLK_CORE1>;
+ clock-names = "cpu";
+ };
+ };
+...
--
2.11.0
