1 files changed, 61 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/spi/ralink,mt7621-spi.yaml b/Documentation/devicetree/bindings/spi/ralink,mt7621-spi.yaml
new file mode 100644
index 000000000..22879f7dc
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+++ b/Documentation/devicetree/bindings/spi/ralink,mt7621-spi.yaml
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/spi/ralink,mt7621-spi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+maintainers:
+  - Sergio Paracuellos <sergio.paracuellos@gmail.com>
+
+title: Mediatek MT7621/MT7628 SPI controller
+
+allOf:
+  - $ref: /schemas/spi/spi-controller.yaml#
+
+properties:
+  compatible:
+    const: ralink,mt7621-spi
+
+  reg:
+    maxItems: 1
+
+  clocks:
+    maxItems: 1
+
+  clock-names:
+    const: spi
+
+  resets:
+    maxItems: 1
+
+  reset-names:
+    const: spi
+
+required:
+  - compatible
+  - reg
+  - resets
+  - "#address-cells"
+  - "#size-cells"
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/mt7621-clk.h>
+    #include <dt-bindings/reset/mt7621-reset.h>
+
+    spi@b00 {
+      compatible = "ralink,mt7621-spi";
+      reg = <0xb00 0x100>;
+      clocks = <&sysc MT7621_CLK_SPI>;
+      clock-names = "spi";
+      resets = <&sysc MT7621_RST_SPI>;
+      reset-names = "spi";
+
+      #address-cells = <1>;
+      #size-cells = <0>;
+
+      pinctrl-names = "default";
+      pinctrl-0 = <&spi_pins>;
+    };