[PATCH 2/3] dt-bindings: SPI: Add Ingenic SFC bindings.

[周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx>]

Add the SFC bindings for the X1000 SoC, the X1600 SoC, the X1830 SoC,
and the X2000 SoC from Ingenic.

Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx>
---
 .../devicetree/bindings/spi/ingenic,sfc.yaml       | 64 ++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/spi/ingenic,sfc.yaml

diff --git a/Documentation/devicetree/bindings/spi/ingenic,sfc.yaml b/Documentation/devicetree/bindings/spi/ingenic,sfc.yaml
new file mode 100644
index 00000000..b7c4cf4
--- /dev/null
+++ b/Documentation/devicetree/bindings/spi/ingenic,sfc.yaml
@@ -0,0 +1,64 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/ingenic,sfc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Bindings for SFC in Ingenic SoCs
+
+maintainers:
+  - 周琰杰 (Zhou Yanjie) <zhouyanjie@xxxxxxxxxxxxxx>
+
+description:
+  The SPI Flash Controller in Ingenic SoCs.
+
+properties:
+  compatible:
+    oneOf:
+      - enum:
+          - ingenic,x1000-sfc
+          - ingenic,x1600-sfc
+          - ingenic,x2000-sfc
+      - items:
+          - enum:
+              - ingenic,x1830-sfc
+          - const: ingenic,x1000-sfc
+
+  reg:
+    maxItems: 1
+
+  interrupts:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    const: sfc
+
+required:
+  - compatible
+  - reg
+  - interrupts
+  - clocks
+  - clock-names
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/ingenic,x1000-cgu.h>
+
+	sfc: spi@13440000 {
+		compatible = "ingenic,x1000-sfc";
+		reg = <0x13440000 0x1000>;
+
+		interrupt-parent = <&intc>;
+		interrupts = <7>;
+
+		clocks = <&cgu X1000_CLK_SFC>;
+		clock-names = "sfc";
+
+		status = "disabled";
+	};
+...
-- 
2.7.4