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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/dma/qcom,bam-dma.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Technologies Inc BAM DMA controller
+
+maintainers:
+ - Andy Gross <agross@kernel.org>
+ - Bjorn Andersson <andersson@kernel.org>
+
+allOf:
+ - $ref: "dma-controller.yaml#"
+
+properties:
+ compatible:
+ enum:
+ # APQ8064, IPQ8064 and MSM8960
+ - qcom,bam-v1.3.0
+ # MSM8974, APQ8074 and APQ8084
+ - qcom,bam-v1.4.0
+ # MSM8916 and SDM845
+ - qcom,bam-v1.7.0
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ items:
+ - const: bam_clk
+
+ "#dma-cells":
+ const: 1
+
+ interrupts:
+ maxItems: 1
+
+ iommus:
+ minItems: 1
+ maxItems: 4
+
+ num-channels:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ Indicates supported number of DMA channels in a remotely controlled bam.
+
+ qcom,controlled-remotely:
+ type: boolean
+ description:
+ Indicates that the bam is controlled by remote proccessor i.e. execution
+ environment.
+
+ qcom,ee:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 0
+ maximum: 7
+ description:
+ Indicates the active Execution Environment identifier (0-7) used in the
+ secure world.
+
+ qcom,num-ees:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ description:
+ Indicates supported number of Execution Environments in a remotely
+ controlled bam.
+
+ qcom,powered-remotely:
+ type: boolean
+ description:
+ Indicates that the bam is powered up by a remote processor but must be
+ initialized by the local processor.
+
+ reg:
+ maxItems: 1
+
+required:
+ - compatible
+ - "#dma-cells"
+ - interrupts
+ - qcom,ee
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/qcom,gcc-msm8974.h>
+
+ dma-controller@f9944000 {
+ compatible = "qcom,bam-v1.4.0";
+ reg = <0xf9944000 0x19000>;
+ interrupts = <GIC_SPI 239 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&gcc GCC_BLSP2_AHB_CLK>;
+ clock-names = "bam_clk";
+ #dma-cells = <1>;
+ qcom,ee = <0>;
+ };
+...