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diff --git a/dts/Bindings/mmc/fsl-imx-mmc.yaml b/dts/Bindings/mmc/fsl-imx-mmc.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mmc/fsl-imx-mmc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Freescale Secure Digital Host Controller for i.MX2/3 series
+
+maintainers:
+ - Markus Pargmann <mpa@pengutronix.de>
+
+allOf:
+ - $ref: "mmc-controller.yaml"
+
+properties:
+ compatible:
+ oneOf:
+ - const: fsl,imx21-mmc
+ - const: fsl,imx31-mmc
+ - items:
+ - const: fsl,imx27-mmc
+ - const: fsl,imx21-mmc
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ maxItems: 1
+
+ dmas:
+ maxItems: 1
+
+ dma-names:
+ const: rx-tx
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ mmc@10014000 {
+ compatible = "fsl,imx27-mmc", "fsl,imx21-mmc";
+ reg = <0x10014000 0x1000>;
+ interrupts = <11>;
+ dmas = <&dma 7>;
+ dma-names = "rx-tx";
+ bus-width = <4>;
+ cd-gpios = <&gpio3 29>;
+ };